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12:03 AM
3
Q: Semantic difference between regular and irregular 'backen'

tomIs there a difference in meaning between the preterite buk, from backen, and backte? If so what is it? Thanks

 
3
Q: Does Yeshayahu 43:10b / 43:13a imply HaShem was created?

Tom WI cannot read Hebrew and am struggling a great deal to understand Yeshayahu 43:10/43:13. In my English versions, these verse-parts seem very much to suggest that HaShem was Himself ‘formed’ at some point in time. My NIV, for example, has ‘Before Me no god was formed, nor will there be one after M...

 
12:40 AM
6
Q: Why do these two functions have the same bytecode when disassembled under dis.dis?

Matthew MoisenWhat follows is four functions that have the same output, but either written with a list comprehension or a tight loop, and a function call to vs an inline condition. Interestingly, a and b have the same bytecode when disassembled, however b is much faster than a. Moreover, d, which uses a tigh...

 
2
Q: How does the OS tell whether an "Address is already in use"?

Captain TrojanIf my C program uses sockets, binds to localhost:9025, exchanges some data, gets manually killed and restarted, it sometimes crashes with the error being: Address already in use. All SE-recommended software that I've tried to look for “pid that uses port” with have failed to return any pro...

 
12:56 AM
4
Q: Higman's lemma and a manuscript of Erdős and Rado

Salvo TringaliMotivated by a problem in factorization theory, I've recently proved the following: Theorem. If $X$ is a non-empty finite alphabet and $\mathcal W$ an infinite subset of the free semigroup, $X^\ast$, over $X$, then there exists a sequence $(w_n)_{n \ge 1}$ with values in $\mathcal W$ such tha...

 
1:12 AM
3
Q: How to obtain a polynomial with these conditions?

Aarón David Arroyo TorresI want to construct a polynomial of degree at least 4 with local maximums at $(-2,1)$ and $(3,4)$ and local minimum at $(1,-2)$. It's easy to draw to have some idea of how $f$ is. I've tried to solve a linear system with $f(x)=ax^4+bx^3+cx^2+dx+e$ $f(3)=4, f(1)=-2, f(-2)=1$ But I don't know wh...

 
2
Q: Prison offence - trespassing underwood fence

Andrew TruckleI have come across this prison offence for one of my ancestors: I have read the offence to be: Trespass, Damaging Underwood fence This offence was in 1844. I understand this offence to mean that my ancestor trespassed a fence to a wooded area of some kind. I am not sure if this is what ...

 
TeX
1:45 AM
4
Q: Macro inserted via \everypar in \obeylines context doesn't see some commands

sgmoyeI have the following code which works as expected except, as noted in the code, when a macro begins a line of the xltabular being built: \documentclass{article} \usepackage[papersize={5.5in,8.5in},margin=0.6in,bottom=0.7in]{geometry} \usepackage{array} \usepackage{multicol} \usepackage{xparse} ...

 
2:01 AM
1
Q: Book with the Latin quote 'nihil superbus' meaning 'nothing above us'

dbmag9I know it's very little to go on, but I've had the Latin phrase nihil superbus, meaning 'nothing above us' knocking around my head for a while now but can't place it. It appears in some book within the context of an extract from a (fictional) old text (possibly Biblical/fake-Biblical) at the end...

 
RPG
1
Q: What names do Cormyr's people use?

OharIt is unclear what name could be used for a PC from Cormyr. There is no such nation in the PHB. What names do Cormyr's people use?

 
4
Q: How to maximize the drop odds of the Essences in Diablo II?

Paul ErlenmeyerHow to maximize drop odds of Twisted Essence of Suffering, Charged Essence of Hatred, Burning Essence of Terror and Festering Essence of Destruction? Do you want to increase or decrease the /players setting (or have more/less players in game) and/or increase or decrease magic find?

 
TeX
2:24 AM
3
Q: What do these commands specifically do?

julkarham\makeatletter \providecommand*{\input@path}{} \g@addto@macro\input@path{{./level1//}{./level1/level2//}{./level2//}} \makeatother I understand: \makeatletter \makeatother are just necessary for redefining macros or something. \providecommand just takes the current macro input@path and cle...

 
1
Q: Anyone else seeing white rings in the Undead parish?

RandB2002So I've just started my second playthrough on Dark Souls Remastered for the Xbox 360. Rang both bells and beaten Sif. I was returning from firelink and killed the Balder knights as usual when I noticed the two rings. They reappear and disappear at different angles: I can't interact with them i...

 
2:41 AM
3
Q: What to look for in a spotting scope?

Charlie BrumbaughSpotting scopes are used for all sorts of things in the outdoors, from watching climbers on big walls to observing wildlife. Usually, the reason for using one instead of a pair of binoculars is the higher magnification. What features should I look for in a good spotting scope?

 
2
Q: Are game port joystick buttons ever more than plain switches? Is this one just faulty?

Kevin ReidI'm building a custom interface unit for a game port joystick. To use/test it, I have a CH Products Mach III. (This is the IBM PC version, not the Apple version.) I purchased the joystick for this purpose and have not tested it with an original computer. I found that the second button was regist...

 
3:10 AM
2
Q: I need a little help with probability, specifically involving 3 or more people.

BladarcThis is my question that I am trying to conquer: A, B, and C draws a card in that order from a well-shuffled pack of 52 cards. The first to draw a diamond wins ₽740. If 'A' starts, find their mean and the variance. Now frankly, my probability-assessing skills are pretty weak, so I am unable to f...

 
3:28 AM
1
Q: What stops you from using fixed income in developing countries?

AspiringMatI was recently visiting a developing country and I noticed that their interest rates are very high ~15% with government bonds promising ~13% annually. I was just thinking, if the bid ask spread for that currency with the USD is B/A respectively, then what is stopping people from having B/A x (1+1...

 
4
Q: Hangman game in Python - need feedback on the quality of code

Michal StefaniakI am new to Python (it's my first language), been coding for a couple of weeks now. I have already made a couple of simple scripts to download and manipulate some financial data, but lately I thought about making a simple hangman game. I tested it thoroughly and it seems to work just fine. Howeve...

 
5
Q: What happened to the HDEV ISS Experiment? Is it over?

Anthony BrownI've been checking on and off for a few weeks now and the offline logo seems to be always there. Is the program over? Is there another website that shows current views? Thanks for your time!

 
1
Q: Expressing the act of drawing

Greg DegruyCan the kanji for writing 「書き」be used to express that one is drawing something, like a picture「絵」. As in 絵は書きます or えはかきます.

 
ELL
3:44 AM
2
Q: Possessive of multiple words

clickbaitHow do you write a possessive of a noun that has a phrase describing it? Example: [The dog at the park]'s food The food belongs to the dog, not the park. What is the proper way to write something like this?

 
3:56 AM
3
Q: Should I stick with American terminology in my English set young adult book?

McInnis I am writing a book that is set in England, but because I would get the book published in America I don't know what terminology to use. My main character is in the equivalent of 7th grade but in England they would call it Year 8, which might be confusing to my directed audience. Should I stick wi...

 
1
Q: What is this artifact and how to avoid it?

gengis008On a Sub.D cylinder(ngon "cap fill type"),i extruded the "cap" to make it round,then inset to flat it.When i apply a different color on the end part(as u see in the pic,sorry for my bad english)i found this artifact. Only way i could fix was inset another face on it.But what it is and how to avo...

 
RPG
4:09 AM
9
Q: Can an Arcane Focus be embedded in one's body?

dylanr2003So, I had this idea for an albino orc, who was thrown out of his clan for being different, and ended up being raised by some elves. These elves taught him the way of magic, and thus, there was Vajor Galailo, the albino orc wizard. I usually mess around with HeroForge to create a visual for my ch...

 
RPG
4:29 AM
4
Q: Can I take an upcast spell as my Mystic Arcanum?

Q PaulFor example, say I have a warlock and want to be able to summon bhuer hags. This is slightly problematic due to bhuer's having a CR 7, so could I take an upcast Conjure Fey as my 7th level Mystic Arcanum?

 
1
Q: Why is proof-of-work required in Bitcoin?

raptIt seems that the rationale behind the proof-of-work requirement in Bitcoin is that it creates trust in a decentralized trustless network by: helping to reach consensus on which version of the blockchain is the correct one in case that there are multiple temporary competing forks. making the ac...

 
5:09 AM
4
Q: Why is "-ber" the suffix of the last four months of the year?

RonJohn September October November December Presumably something Latin, but my (admittedly brief) search sees only mention of the number-based root words. More specifically, what does "-ber" mean?

 
TeX
5:23 AM
2
Q: Tipa throwing error because of `\implies` and `\iff`. Workaround or fix?

lo tolmencreI need to use the Tipa package. Upon imorting it my document stopped compiling. After frantically dissecting it I figured out Tipa throws an error when \implies or \iff is present in the source text. This is... weird to say the least. These are standard commands. Hence, this must be a known issu...

 
2
Q: Thought experiment and possible contradiction between electromagnetism and special relativity

Mohammad JavanshiryI have designed a simple and qualitative thought experiment through which I have encountered an inconsistency in the relativistic electromagnetism. A point charge $+q$, with respect to the lab observer $A$, is left to fall into a uniform electric field ${E^\prime}_{y^\prime}$ which is surrounded ...

 
1
Q: Swap Partition Size For Domestic Ubuntu

Forester77Trying here to do an installation of Ubuntu 18.04, focusing on domestic surveillance with some ip cameras. There will be about 12 cameras, which we are going to add in Zoneminder with images capture function. With this in mind, what should be the Swap partition size? And how can we enable this...

 
5:40 AM
4
Q: Heyacrazy: Empty Space

DeusoviThis is a Heyacrazy puzzle. Rules of Heyacrazy: Shade some cells of the grid. Shaded cells cannot be orthogonally adjacent; unshaded cells must be orthogonally connected. When the puzzle is solved, you must not be able to draw a line segment that passes through two borders, and does n...

 
Vi
2
Q: Syntax-highlighting is getting screwed when loading long markdown files on Windows

llinfengNote: this may be a Windows-only problem. The symptom has been reproduced on multiple Windows 10 machines. I find my syntax-highlighting for Markdown files (ending in .md) will fail to rander when there are "code-blocks" of hyper length (say, multiple lines of code that runs longer than the ve...

 
2
Q: Expanding powers of expressions of the form ax+b

haxorI solved the following problem: Write a function expand that takes in an expresion with a single, one character variable, and expands it. The expresion is in the form (ax+b)^n where a and b are integers which may be positive or negative, x is any one-character long variable, and n is a natura...

 
6:05 AM
2
Q: Why does a sticker slowly peel off, but if it is pulled quickly it tears?

Ambrose SwaseyAnyone who has removed a sticker, knows that often they must be pulled off slowly, otherwise they tear. Why is this?

 
4
Q: How do I feed my black hole?

DemiganStrange title I know, but you'll understand why quickly. I wanted to use a black hole to create absurd amounts of power for hopefully obvious reasons (kind of useful). The problem with natural large black holes is that they tend to be heavy and produce less energy per second than small black hol...

 
2
Q: Have you ever been rejected to board the plane because your passport valid less than 3 months?

ofenerciI have been due to traveling from Turkey (Turkish Citizen-Non EU)) to Hungary. I was rejected to board the plane because my passport expires less than 3 months at the time of travel (Although I have a return ticket one week later.) I didn't know that many countries require the passport have at l...

 
6:48 AM
4
Q: Gambler coin problem: fair coin and two-headed coin

The PointerThe following problem was posed to me: A gambler has in his pocket a fair coin and a two-headed coin. He selects one of the coins at random, i.e. the probability that the fair coin is selected is 0.5. When the gambler flips the chosen coin, it shows heads. (A) What is the probability tha...

 
5
Q: Which drashot require a mesorah?

Daniel KaganFrom what I've heard, two of them have definite rules: Kal Vachomer doesn't need a mesorah. Gezeirah Shavah does need a mesorah. But what about everything else, such as a Hekesh, or a Clal u'prat, or a Binyan Av?

 
7:13 AM
1
Q: What is the meaning of “these lederhosen are riding up my Bundesliga”?

TuxWhat is common between German traditional trousers and German soccer/football league? Scene where that sentence is said in the movie Penguins of Madagascar:

 
7:24 AM
1
Q: Does macOS show battery health for third-party replacement batteries?

1dareu2mov3My late 2013 13" retina MacBook Pro's battery is on its last legs, and I need to replace it soon. I'm thinking of buying a replacement battery kit from iFixit, and I'm wondering if macOS will be able to show battery health (as in the image below) for the new battery, considering that it'll be a ...

 
2
Q: Why is getting a PhD considered "financially irresponsible"?

BlueI've been reading this question, whose premise is that going directly into industry after (presumably) just a bachelors will make you more money than doing a PhD and then going into industry. To my surprise, most people seemed to agree with the OP. My thinking has always been that yes, going in...

 
7:55 AM
4
Q: Does EU 261/2004 compensation apply if delayed by the border check?

chxThis came up in Athens airport 1-hour connection at normal walking speed and I must admit I do not know the answer. So we have a flight coming from outside Schengen and has a very tight connection to an intra Schengen flight. What if the border check is slow and you are late because of that? Or, ...

 
TeX
3
Q: pgfplots: setting key value for semilogxaxis

DiaaWhy does setting the value of key alpha=0.5 inside semilogxaxis options (i.e. \begin{semilogxaxis}[alph=0.5]) not take effect \documentclass{article} \usepackage{pgfplots} \begin{document} \pgfkeys{/tikz/.cd, alph/.store in=\alph, alph=1 } \begin{tikzpicture}[decl...

 
4
Q: Application of the Collatz conjecture

sam wolfeI'm very curious about the Collatz conjecture, also known as the $3n+1$ problem, mainly due to its rather simple formulation and beautiful visualizations. After all, Erdős himself said that "mathematics may not be ready for such problems", so there's a certain mystery about it that I find quite a...

 
8:15 AM
4
Q: Is one hour layover sufficient at Singapore Changi Airport (Indian citizen travelling from US to India)?

convexityftwI'm booking a flight on Singapore Airlines for end of October flying from the US to India, and I have a one hour layover at Singapore Changi. I've never flown this airline before or been to Singapore Changi before. I'm an Indian citizen. Is one hour sufficient time?

 
RPG
2
Q: Can Orcus use Multiattack with any melee weapon?

Upper_CaseThis is kind of a fussy question, but I was reading through the stat blocks for some of the demon lords in D&D 5e today and came across a seeming edge case that I hadn't thought of before. Orcus has a Multiattack feature, like many monsters, and this multiattack is restricted to a specific kind ...

4
Q: Can you grapple/shove when affected by the Crown of Madness spell?

Medix2The crown of madness spell states: The charmed target must use its action before moving on each of its turns to make a melee attack against a creature other than itself that you mentally choose... I am unsure whether this is its own unique action that the spell forces you to make, similar t...

 
9:04 AM
1
Q: Retroactively modifying humans for Earth?

DanePilotI understand, of course, that humans evolved for this exact environment! However, if you could travel back in time 2,000 years and modify our species (without any unintended health consequences), could you prevent the widespread environmental damage we currently do? And could you do that without...

 
9:25 AM
2
Q: Classic Quantitative Trading interview probability question, what's wrong with my reasoning?

GoldnameI roll a die up to three times. You can decide to stop and choose the number on the die (where the number is your payoff) during each roll. What's your strategy? I am confused about the strategy for the first roll. My reasoning is this: the chance of getting a 5 or 6 from rolls 2 and 3 is: $$1 -...

 
3
Q: LINQ for generating all possible permutations

Dmitry NoginPermutate() is supposed to generate all possible permutations of the source sequence: foreach(var s in "abc".Permutate()) Console.WriteLine(s); // abc // acb // bac // bca // cab ...

 
3
Q: A question about a possible research topic in mathematics

user112276I am a senior at Worcester Polytechnic Institute. After asking another question on this website, I have decided to become a professor of practice. To do this, I will pursue a Ph.D. A Ph.D. project that I have already started in my free time this summer is developing an application and website th...

 
Ham
9:55 AM
1
Q: What is Spectral Subtraction for noise reduction?

hotpaw2I previously asked a general question about noise reduction, but none of the answers mentioned this specific method or algorithm. (the noise reduction button on some radios and DSP software seems to enable spectral subtraction, rather than just blanking, etc.) How does Spectral Subtraction redu...

 
10:24 AM
3
Q: Why can't you reverse the order of the input redirection operator for while loops?

philrajIn Bash you can move input redirection operators to the front of a command: cat <<< "hello" # equivalent to <<< "hello" cat Why are you unable to do the same for while loops? while read -r line; do echo "$line"; done <<< "hello" # hello <<< "hello" while read -r line; do echo "$line"; done #...

 
6
Q: Why is strlen so complex in C

SharedI was looking through the code to do strlen here and I was wondering why the code needed to be so complex? For example, why wouldn't something like the following work (as well)? unsigned long strlen(char s[]) { unsigned long i; for (i=0; s[i] != '\0'; i++) ; return i; } I'm...

 
1
Q: Is the negative potential of 書く used in this sentence and what is its meaning?

UCProgrammerI am reading a manga and a girl is showing her tutor that she "started her test." All she has is her name written down. Here is the sentence. お前しか書けてないがいいぞ. I believe the tutor has said this. The preceding sentence was said by the girl and was 私もう始めてます。 I can't quite pick up on what is being sai...

 
11:03 AM
2
Q: Why did my folder names end up like this, and how can I fix this using a script?

PhillSorry if this has an answer elsewhere, I've no idea how to search for my problem. I was running some simulations on a redhat linux HPC server, and my code for handling the folder structure to save the output had an unfortunate bug. My matlab code to create the folder was: folder = [sp.saveLocat...

 
11:18 AM
1
Q: Which are seven Hotā mentioned in Śiva Saṅkalpa Sūkta?

PaṇḍyāŚiva Saṅkalpa Sūkta is a sūkta of six Śloka from 34th chapter of Ṣukla Yajurveda. This hymn is dedicated to (a prayer) for having mind of Śiva (auspicious, good) Saṅkalpa (thoughts, intentions). Fourth mantra read as follows: येनेदं भूतं भुवनं भविष्यत् परिगृहिततममृतेन सर्वम् । येन यज्ञस्ता...

 
4
Q: If every object in math can be reduced to sets, how are tuples explained via sets?

csp2018It seems to me that tuples are just as elementary as sets. Can tuples be reduced to sets?

 
 
2 hours later…
1:12 PM
3
Q: Half filled water bottle

AkankshaIf you are given a transparent weirdly shaped bottle filled with water and a marker, can you tell if the bottle is exactly half filled or not?

 
1:28 PM
1
Q: Why can't I access the 'name' of an object when looping through the scene's objects?

vndepI am trying to delete all the objects that start with 'LTR' but am getting the following error: 'tuple' object has no attribute 'name' Any suggestions are much appreciated! for obj in enumerate(bpy.context.scene.objects): namestr=obj.name #this throws the error if len(namestr)>=3: ...

 
2
Q: To what extent are we obligated to continue to procreate beyond having two kids?

Al BerkoPru Urvu is a very important Mitzvah. Every family arrives eventually to an uncomfortable question of family planning, i.g. simply stopping procreation for many different reasons. If one has fulfilled the Mitzvah by having two boys and a girl (for all approaches), to what extent are we obligat...

 
TeX
4
Q: transparent text, such that floats and footnotes are affected correctly

JakobMy question is very similar to Recolor text, such that floats and footnotes are affected correctly, but I am using transparent text instead of colored text. (I do not simply use grey text because I am using many colored hyperref links that should change their color as well in transparent mode.) ...

 
2
Q: Why should a self-financing strategy be previsible?

Dhruv GuptaThere is an amazing answer on mathematics stackexchange which defines what a self-financing strategy is—both in the discrete and continuous sense. Please check out this short answer to better understand my question. I have a short follow-up question: Baxter and Rennie—while defining a self-finan...

 
1:50 PM
3
Q: Cost of oil sanctions to world's consumers

Keith McClary Crude oil prices could sink by as much as $30 a barrel if China decides to buy Iranian crude oil in retaliation to the latest U.S. tariff measures, according to Bank of America Merrill Lynch. CNBC Aug 5 2019 If true, this seems to imply that the US sanctions are costing consumers an extra ...

 
2
Q: Given current technology, could TV display screens double as video camera sensors?

user100487This was inspired by this YouTube video titled "Why all solar panels are secretly LEDs (and all LEDs are secretly solar panels)" and the fact that speakers and microphones are similarly related. So thinking about a contemporary-technology dystopian surveillance society where LED TVs are built s...

 
2:08 PM
1
Q: How do I deselect one object between other objects?

Владимир ТимI often have a problem with deselecting objects in the scene, for this I use the shift+leftclick key. For example, I have two objects selected, and below them a third object, I try to deselect one of the objects,but instead it attaches to them a third object, which is located below them. Screensh...

 
4
Q: Light Themed Cryptic

ExalThis crossword is themed, and in fact, the theme is revealed in the unclued answer. Note that some of the clues won't make a lot of sense without knowledge of this theme, as I couldn't find much in the way of definitions outside of it. The wordplay should all be solid, however. Rock-and-rol...

 
2
Q: How should i charge 3 lithium ion batteries?

RamsomI'm new to battery charging and I was wondering. What is the best way to charge and manage 3 18650 cell batteries? The load is about an amp and I have a 3.7 amp power supply to charge them. I'd like to be able to charge the batteries and also power my device. I plan on using the batteries in ser...

 
2
Q: What's special ammo?

DrFishIn Destiny 2, I frequently come across weapons that require 'special ammo' of which I neither don't have, nor the game ever drops. How do I get hold of these? And is it worth it? I'm having already a quite a good time with the available arsenal as it is, but I also would like to know about th...

 
TeX
2:33 PM
1
Q: using resizegather inside tabular: how to remove extra vertical space above and below the equation?

NasserI need to fit some large equations generated by CAS inside a tabular. resizegather seems like it can do the job. But it generates lots of extra space above and below the equation in each row. This happens when using \begin{gather*} ... \end{gather*}. It does shrink the equation OK in the horizo...

 
2:47 PM
9
Q: Is it legal for source code containing undefined behavior to crash the compiler?

Jeremy FriesnerLet's say I go to compile some poorly-written C++ source code that invokes undefined behavior, and therefore (as they say) "anything can happen". From the perspective of what the C++ language specification deems acceptable in a "comformant" compiler, does "anything" in this scenario include the ...

 
3:11 PM
2
Q: Why error propagation in CBC mode encryption affect two blocks?

Li DongI copy this from Wikipedia: Error propagation It was common to discuss the "error propagation" properties as a selection criterion for a mode of operation. It might be observed, for example, that a one-block error in the transmitted ciphertext would result in a one-block error in the rec...

 
3:26 PM
12
Q: Unlock your Lock

user2190035You have locked your bike with a combination lock of 3 digits. Now you want to go for a ride and need to unlock it with the help of following program. Input 1st parameter The digit combination of your lock in locked state. It must be different from the 2nd parameter (=the combination of unlock...

11
Q: Count the number of paths to n

Peter KageyThis code challenge will have you compute the number of ways to reach n starting from 2 using maps of the form x -> x + x^j (with j a non-negative integer), and doing so in the minimum number of steps. (Note, this is related to OEIS sequence A307092.) Example So for example, f(13) = 2 because ...

 
2
Q: Did anybody find out it was Anakin who blew up the command center?

TK-421In Star Wars: Episode 1 - The Phantom Menace, in the climactic battle, Anakin Skywalker gets inside the command center for droids and destroys it from the inside. After escaping, one other pilot says: BRAVO THREE: Look! One of ours! Outta the main hold!! Did anybody find out it was Anakin w...

 
Vi
1
Q: Regex to change align into equation

N3buchadnezzarI am trying to correct some long latex files > 10 000 lines. Something that bothers me and messes with the typopgraphy is the missuse of align and equation environments. The equation environment should be used instead of align whenever the equation does not contain \\ or \newline I know ther...

 
GIS
2
Q: Some features in advanced digitizing tool are not active

EmamahmI'm working on QGIS 3.2.1 and when I tried to edit a layer using advanced digitizing tool and set the layer in the editing mode, the split features is the only active icon and the rest is not active as in the below screen. How can I change this?

 
3:41 PM
3
Q: 50-move rule: only the last 50 or any consecutive 50?

Rosie FSuppose that, as a result of White's move, there have now been 100 single-moves (50 full moves) since the most recent pawn move or capture. White didn't claim a draw because they're going for the win. Every option for Black's next move is a pawn move or a capture. Does this mean that Black has no...

 
3:55 PM
2
Q: MagSafe: Where is the charger ID stored?

user3247189I'm about to change my power adapter's cable due to the classic cable fraying. However, according to this, there's data that gets passed around using the 1-Wire protocol. I only see 2 wires on there. Is the cable a "smart" cable with a built-in IC, or are all logic and data pieces in the charg...

 
3
Q: Make utility using LINQ

Dmitry NoginMake() takes projects with a list of tuples representing project references in the form of (Dependency, Dependent) and returns projects in the order to be build: static void Main(string[] args) { var projects = new[] { "a", "b", "c", "d", "e", "f" }; var dependencies = new[] { ("a", "b")...

 
PM
4:11 PM
2
Q: How do you capitalize agile costs with less mature teams?

benoitaugerWe are looking into capitalizing our agile development costs - however, we have a few teams with different maturity levels. One team uses time estimations with relative ease, other teams use story points with let's say varying success. I have a hard time imagining their reaction were I to tell th...

 
3
Q: Convergence of series of normally distributed random variables

Maja Blumenstein$X_1, X_2,...$ are independent and each $X_n$ has normal distribution $N(0,a^n)$ for $a>0$. I need to find probability that the series $$\sum_{n=1}^\infty X_n$$ converges. How do I approach this problem?

 
9
Q: Does the aliasing loophole apply to signed characters?

BeeOnRopeIn C++ there is an aliasing loophole which allows the object representation of any object to be read or written through some pointers of character type. Does this apply only to char and unsigned char or also to signed char?

 
TeX
4:30 PM
3
Q: How to get trace to get a cylinder when I rotate a rectangle?

Thuy NguyenI am trying to rotate a rectangle to make trace and get a cylinder. My code \documentclass[border=2mm,12pt,tikz]{standalone} \usepackage{tikz-3dplot} \begin{document} \pgfmathsetmacro{\myr}{3} \pgfmathsetmacro{\h}{4} \foreach \X in {10,20,...,350} {\tdplotsetmaincoords{70}{\X}...

 
4:46 PM
4
Q: Is this password scheme legit?

izlinI received an invitation for an IT security fair (https://www.it-sa.de/en). They additionally delivered a password "Kryptonizer". That is a little card to hang on your keychain with the following (example values, my translation): It is often too easy for hackers to acquire personal informati...

 
1
Q: How to set different form displays for creating and editing an entity?

JunaidI see we can configure multiple form modes for an entity bundle. We want to utilize that to create two form modes for Image bundle of Media entity. One to use while creating a new Image media and other to use while editing existing one. How can we achieve that? Are there exist configuration way...

 
2
Q: Proof that arithmetic series diverges

iqntt1sLet $(a_n)_{n=1}^\infty$ be a sequence where for any $i$, we have $a_{i+1}-a_i=d\in\mathbb{R}$. It is intuitively obvious that the series $a_1+a_2+a_3+\dots$ diverges (unless all $a_i$ are identically zero). But when I try to write down a formal proof of this, I end up with a surprisingly long a...

 
1
Q: Adoption records in 1871 based on census info

Andrew TruckleI have just stumbled over the fact that my Great x 3 Grandmother remarried a Charles Chant. My Great x 2 Grandfather Henry is listed along with his sister Fanny as step children. Does this mean that Charles actually adopted Fanny and Henry? I do t know anything about researching adoptions.

 
5:04 PM
7
Q: Why is a statement like 1 + n *= 3 allowed in Ruby?

No Ordinary LoveThe precedence tables in many Ruby documentations out there list binary arithmetic operations as having higher precedence than their corresponding compound assignment operators. This leads me to believe that code like this shouldn't be valid Ruby code, yet it is. 1 + age *= 2 If the precedence...

 
DBA
1
Q: Disk usage of integer column vs boolean column in Postgres

SotisI saw this question Bit vs. Boolean columns. I'm asking myself the same for Postgres: does a single digit integer column occupy the same disk space of a boolean one? In big tables (~50 columns x ~50 million rows) which one perform best? How can I find this out?

 
GIS
1
Q: Subsetting single raster from raster list using ArcPy?

mayccaI have a list of rasters, created by arcpy using ListRasters. Rasters are stored in a geodatabase. How can I subset only one raster of the raster list? The goal is to make a new list, but containing only one raster file. Ultimate goal is to loop through list of rasters and calculate Area solar ...

 
5:20 PM
1
Q: Do clerics commit a sin if they do not recite the liturgy of the hours?

luchonachoAccording to the Code of Canon Law 1174, priests and deacons are obliged to recite the liturgy of the hours (divine office). If they do not do so, do they commit a sin (moral law)? Or is it only a "legal transgression" (Church law)? The text of the Canon Law does not seems to specify the conseque...

 
4
Q: Did Dr. Hannibal Lecter like Clarice or attracted towards her?

ShreeIn The Silence of the Lambs Dr. Hannibal Lecter had drawn a picture of Clarice in prison. The picture is mentioned as below, It indicates that he was thinking more about her, to draw the picture of her. Again, he was trying to touch her hand while giving one file to her. The following pictu...

 
1
Q: How to prevent a hosting company from accessing a VM's encryption keys?

BenjaminI want to prevent potential theft of my web application (source code + database) by my local hosting company, that I don't fully trust for some reason (but have no other choice but to use as they give, by far, the best latency over here). I'm planning to encrypt a partition with cryptsetup, and ...

 
2
Q: Searching for a story about an extraplanetary base

Thomas DeutschAs a child/teenager I read a story or a small book about an extraplanetary base. I probably read it in the second half of the '90s, but the story could be older. I think I remember the following: A man and a woman live there. He is a scientist. They have robots that help them or do the work. The...

 
1
Q: Is it allowed to work ONLINE on F-1 visa?

krishnaAs I've understood, its not allowed to work off campus on F-1 visa. However what about online freelance work, for example something on fiverr or some other freelance website? Is that against the law too? I couldn't find information related to it.

 
5:41 PM
4
Q: Number of academics in various EU countries

Federico PoloniThis press release by an Italian union mentions a huge difference between the number of academic positions in various countries: Per fare solo un esempio, sul personale, a fronte dei circa 50.000 docenti universitari nel nostro Paese, ce ne sono circa 250.000 in Germania, 200.000 nel Regno Un...

 
Vi
3
Q: How do I remap "å" to type "å"?

ZoeI recently came over some use for letters like æ, ø, and å. For context, these are available on my keyboard, and work fine in other programs. It's also a Norwegian keyboard if that's relevant. With Vim, specifically gVim, only æ and ø work. Other combined letters (such as ö and â work out of th...

 
6:14 PM
2
Q: rationalizing sieges in a modern/near-future setting

Maverick AlphaIn a civilization with modern to near-future technology, are there ways so that a siege against fortresses, and eventually against cities itself, would still be required to properly conquer said city, or even be the most effective method? Are there ways to reduce the effectiveness of tactics in t...

 
Ham
6:26 PM
1
Q: Under what circumstances does intermodulation become an issue in a filter after LNA setup?

JJJI'm reading about using software-defined radio for picking up ADS-B signals at 1090MHz. There is this blog which considers (among others) a setup as follows: Antenna -> coax -> low noise amplifier (LNA) -> filter -> software-defined radio dongle After that, it mentions swapping the LNA and the...

 
5
Q: Do you pay one or two mana to bounce a transformed Delver of Secrets with Repeal?

Neil MeyerDo you pay one or two mana to bounce a transformed Delver of Secrets with Repeal? In total I mean, does x have to be equal to 1 or 0?

 
1
Q: Why should there be two solutions for each parameter of likelihood ratio equation for Weibull-distribution?

WaldiI try to calculate the confidence ínterval of a Weibull distribution by means of the Likelihood method as described in ReliaWiki. In order to find the confidence intervals, I have to solve the Likelihood ratio equation: $$L(\theta_1,\theta_2)=L(\hat\theta_1,\hat\theta_2)\cdot e^{-\chi^2_{\alpha;...

 
6:43 PM
6
Q: Sum array of arrays (matrix) vertically

Irimescu CosminHow can I sum vertically all data from an array of arrays? arrayOfArrays = [{ label: 'First Value', data: [1, 2, 3, 4, 5, 6, 7, 8] }, { label: 'Second Value', data: [1, 2, 3, 4, 5, 6, 7, 8] }, { label: 'Third Value', data: [1, 2, 3, 4, 5, 6, 7, 8] ...

 
1
Q: Is it possible to paint an object inside with one texture and outside with another?

cxnt1I have a tooth model. I want it to be white outside and (any) voronoi texture inside. Is it possible? tooth model tooth model with materials How to ger rid of those red things? They're caused by boolean modifier

 
CS
3
Q: Is the internet in Madagascar faster than in UK?

SSimon According to this article published in London City A.M newspaper by Larry Modowo, the island nation of Madagascar has faster internet than the United Kingdom. If you only know Madagascar because of that animated penguins film, you've not been using the Internet properly. But that is unders...

 
Law
7:00 PM
1
Q: What does it take for witness testimony to be believed?

BaroeI'm imagining a very generic situation of violence. Say there are two groups of people, W (witnesses) and A (accused). Some members of group A are accused of an act of violence from all members of group W. All members of group A, whether directly accused or not, deny this accusation. Apart from ...

 
7:14 PM
2
Q: Estimate number of digits of 333!

PhilippHow do I estimate the number of digits of 333! in a rigorous way? What I did so far is just counting in the following manner: 1 digit for the first 99 numbers and then 2 digits for the remaining 234 numbers of 333!. This sums up to approx. 567 digits. Which is very rough compared to 698 digits...

 
7:24 PM
1
Q: Beginner to guitar playing - where should I begin?

Seven smithI'm right-handed but have had severe mobility issues with my left hand. I desperately want to learn the guitar. Should I buy a left-handed guitar? And if so, what should I start out with?

 
2
Q: Is it bad for SEO have the same site on a .gr and a .com with both English and Greek content?

Stavros GkikasI have a site that shows in two different domains. www.example.gr and www.example.com. Both are from the same setup and and both sites have a Greek and an English version. Is that bad for seo? Should I just have one redirect to the other? Does google see it as duplicate content?

 
2
Q: What is the name of my succulent?

sarah I left my apartment for a month and took some of my plants with me. I left him behind, because he seemed to not like that much water. Now he looks dehydrated and part of his stem looks burnt. Wanted to know what kind of succulent he is to better fit his needs.

 
7:42 PM
1
Q: 1mth baby boy keeps peeing through diapers, sometimes diper seems practically unused

SarahSo my little guy is a big one, father comes from a family of giants. At night (more rarely throughout the day) he is peeing through diapers multiple times. Not constantly and not every day but enough for me to be asking questions. He started in size1 and we still have him in size1. I believe im p...

 
7:56 PM
3
Q: Why does matter stays collapsed following the supernova explosion?

RiccardoFollowing a supernova explosion a star will turn into a white dwarf, neutron star, black hole, or just a stellar dust & gas leftover. Excluding the latter case, why and how does matter stays collapsed, after such an event where matter is burst and scattered in space?

 
8:16 PM
3
Q: The move Bg4 in the Pirc defense

Maths64I am having trouble understanding a move studied in an opening book. The move is Bg4 in the Pirc defence in this position. What is the point of aiming to exchange the bishop on f3? The point d4 does not seem to be the reason.

 
TeX
8:26 PM
4
Q: Location of label edges in Tikz Graph

RikI have made the following graph It corresponds to the following code: \documentclass{article} \usepackage[utf8]{inputenc} \usepackage[margin=1cm]{geometry} \usepackage{tikz,pgfplots,pgf} \usetikzlibrary{matrix,shapes,arrows,positioning} \begin{document} \begin{tikzpicture}[>=latex] \path +(0,-...

 
2
Q: Router on a stick not connecting 2 different VLANs

Harry BettsI have a setup which requires two different VLANs to be able to ping one another. I have a setup with 2 - layer 2 switches and a router that has defined sub-interfaces, and for the life of me, I cannot find the error that is stopping the pinging between the PCs. (I cannot remove the switch that's...

 
8:40 PM
6
Q: To what extent should we fear giving offense?

GalastelRecently we have seen multiple questions on various aspects of political correctness. They have sparked some measure of disagreement, which is what I wanted to examine here. To what extent should we fear giving offense with what we write? To what extent should we, as writers, actively seek not t...

 
7
Q: How to sort a dictionary of lists and get the corresponding keys?

AbhijithI am trying to sort values that are inside a dictionary of lists and create a new list out of them. Here is the data: { 'fbi': [229, 421, 586, 654, 947, 955, 1095, 1294, 1467, 2423, 3063, 3478, 3617, 3730, 3848, 3959, 4018, 4136, 4297, 4435, 4635, 4679, 4738, 5116, 5211, 5330, 5698, 6107, 67...

 
3
Q: How to socialize at pubs/bars when you are alone?

Emiliano S.Near my town there's a nice pub which is the only place in a big radius which offers live rock, metal and acoustic music (other venues offers DJs which puts reggaeton, hip hop, trap and EDM) and a good choice of games (pool, mini bowling and pinball). I visited the place many times and I love it...

 
3
Q: What do Teignmouth, Paris, Ulm, Auxerre, Brunswick, Beaumont-en-Auge, and Ryazan have in common?

Mark AmeryIn the book Real World Haskell, there's a non-programming-related puzzle in a footnote at the bottom of page 15, in the middle of a simple text-processing problem: ... Find or create a text file; let's call it quux.txt:* $ cat quux.txt Teignmouth, England Paris, France Ulm, Germany Auxe...

 
1
Q: How to say "I only speak one which is English." in French?

CubbyKushiI'm having trouble finding how to say "I only speak one which is English." in the following context. Person 1: Which languages do you speak? Person 2: I only speak one which is English. So far I have: Personne 1: Quelles langues parles-tu ? Personne 2: Je ne parle qu'un qui est l'anglais. ...

 
8:55 PM
4
Q: How many petaflops does it take to land on the moon? What does Artemis need with an Aitken?

uhohAll of the top five answers to The Martian: Does it really take a supercomputer to calculate spaceflight maneuvers? are essentially "no, orbital mechanics isn't rocket science". Okay I have used some artistic license there, but these days even laptops do gigaflops, and that's not even counting th...

 
9:10 PM
5
Q: Is a memoized pure function itself considered pure?

callumLet’s say fn(x) is a pure function that does something expensive, like returning a list of the prime factors of x. And let’s say we make a memoized version of the same function called memoizedFn(x). It always returns the same result for a given input, but it maintains a private cache of previous...

 
9:20 PM
1
Q: Bevel not matching the curve object source

tjrhyderI am trying to use the Bevel-Object field in the curve object. However the bevelled curve does not match the referenced curve in the X and Y direction (they do match in the Z direction). The scales of both curve objects are at 1.00 for all axis. I think the problem might have something to do w...

 
3
Q: How to read Microware OS-9 RBF Filesystem under Windows / Linux?

Kevin CransI have a virtual disk image file os9000-xibase.img and Windows can't read it nor mount it. With ImDisk Virtual Disk, I'm able to mount it, but not read it, because it is a Random Block File-system disk-image of 'Microware os-9 (which is now maintained by Radisys)'. I was wondering if there was ...

 
6
Q: 3D cryptic featuring Mao, Stalin and Simba's uncle

jafe This is a three-dimensional cryptic crossword. The eleven squares above represent the layers of a $11\times11\times11$ cube. Across 21. Tribunal's way to imprison you in the old days (10) 25. Sir Isaac, among others, finishing solution of constant viscosity (9) 27. Refusing to...

 
9:59 PM
2
Q: Is Max Pooling and Conv used on anything else but images?

ZakCCan you think of any domain of application, other than 2D images, where it could make sense to use max pooling or convolution? Because the ONNX format allows for non 2D inputs. On the operators page (https://github.com/onnx/onnx/blob/master/docs/Operators.md#MaxPool) they say dimensions for ...

 
10:12 PM
1
Q: Why is the winner of Pow different everytime?

Sebastien FERRANDI just read about how miners have to change the nonce bit in order to find an hash below a certain result. Granted each miner process it the same way, incrementally, adding 1 and hashing, adding one and hashing, what prevents the most powerful computer on the network to snatch all rewards? I fe...

 
DIY
2
Q: Reusing studs to hang shoe bins

LaurenWe live in a new build home. My husband hung some Ikea shoe bins on the wall and mounted them in to the studs. I am going to paint the hallway and would like to remove the bins and hooks, patch the holes and have an even coat of paint from floor to ceiling. It is also worth nothing that I would...

 
1
Q: Why is "dyadic" the only word with the prefix "dy-"?

Teleporting GoatI learned that the word "dyadic", a word opposed to monadic, is written with a y. My etymology sources indicates it comes from "Dyad", which means "pair", "couple", "double". However, every other word I know with a "di-" prefix meaning "two" is written with an i. (Dioxyde, division, digram, ... ...

 
3
Q: What is the best way to solve this 6x6 sudoku?

Kidburla I eventually used a trial and error method to solve it: Assume B1 = 2 C2 and F1 = 4 C3 = 2 F3 = 6 There are no candidates left for A3 This let me set B1 = 4 and hence solve the puzzle. But is there a generic method I could have applied here to solve this?

 
1
Q: I'm 37, can my legs still grow?

RwanouI turned 37 this summer, and started ridding quite a lot (about 3500km in a little less than a year). When buying my carbon bike, and then aluminium commuter, I was careful to set the saddle height using the same method: putting the heel on the pedal and stretching the leg. That way, my pedal str...

 
3
Q: Which old Technic set included large yellow motor?

AngewI am trying to find the number or some other identity of a Technic set I remember owning as a child (so it was probably bought in the 1985-1995 year range, more likely in the 80's half of it). Among lots of other (mainly yellow) bricks, it included a large yellow motor. By my recolleciton, the mo...

 
10:28 PM
1
Q: Why is adding AC power easier than adding DC power?

EvanI understand DC power more than AC power. I know that given multiple DC power generators, easiest way to sum them is by connecting them in series. In paralel you'd need every generator circuit to protect itself from reverse current coming from other generators. But I'm currently learning about ...

 
2
Q: Dealing with stress in coding interviews

Denis SmithI perform very poorly on coding interviews, I believe many people underperform in those interviews, but I feel like I am showing like 20% of what I got. In my last interview, the question was so simple that, I thought there must be a mistake, or tricky point, and spent a good 10 minutes for a que...

 
2
Q: Set orthographic view using python?

vndepIs there a python function that sets ortho view such that X and Y axes are visible - the equivalent of numpad 7? Thanks in advance!

 
2
Q: How to use properly "sich selbst"

Victor VergaI would like to understand why do I need to add the selbst to the word sich in this sentence: Ergänzen Sie den Steckbrief und schreiben Sie einen Text über sich selbst. In my mind it would be enough to finish this sentence with only ...einen Text über sich. I need examples that suppo...

 
TeX
10:44 PM
4
Q: Weird corners with \cline

triple_secThe intersection of horizontal clines and vertical lines in tables look weird. Here is a MWE: \documentclass[11pt,oneside]{article} %\usepackage{array} \begin{document} \begin{table} \centering \begin{tabular}{c|c|c|c} \cline{2-3} a&b&c&d\\ \cline{2-3} \end{tabular} \end{table} \end{documen...

 
10:56 PM
4
Q: What is the name of this plot that has rows with two connected dots?

OttoI've been reading EIA report and this plot captured my attention. I now want to be able to create the same type of plot. It shows the energy productivity evolution between two years (1990-2015) and adds the change value between this two periods. What is the name of this type of plot? How can ...

 
2
Q: Unity - Uses for NativeArray

Enrique Moreno TentI have been reading about NativeArray, but I have to admit I do not understand it. From the documentation: A NativeArray exposes a buffer of native memory to managed code, making it possible to share data between managed and native without marshalling costs. I have to admit I do not under...

 
1
Q: Setting body ID from includes does not work

MrGlasspooleThis is my _layouts/main.twig: <body {% if bodyId is defined %}id="{{ bodyId }}"{% endif %}> {% include '_layouts/header.twig' %} {% block main %} {% endblock %} </body> Then i have blog/_entry.twig with: {% extends '_layouts/main' %} {% block main %} {% switch entry.entryType.e...

 
11:15 PM
6
Q: Is it unusual for a math department not to have a mail/web server?

Mike PierceI'm a PhD student in a math department at a research university in the US. When I started the program I was given an account on the department server with a website and a nice department email address. Now I've found out that the department (or the university?) is doing away with the server and i...

 
11:33 PM
6
Q: Open subspaces of CW complexes

Jeff StromI am looking at the paper Covering homotopy properties of maps between CW complexes or ANRs by Mark Steinberger and James West and a claim is made in the proof of their first main theorem that (slightly rephrased) since $U$ is a contractible subspace of the CW complex $B$, $U$ "is"...

 
4
Q: Can MuseScore be used programmatically?

TaxelI wasn't sure whether to post this on StackOverflow or here, but since the pros in MuseScore should be on this platform, here it goes: I have a custom build system to create a pdf songbook using LaTeX and I want to include tablature there. I parse ASCII tablatures myself and just need to render ...

 
11:51 PM
1
Q: What's difference between place Linked and Embedded in Photoshop?

VikasI tried both options in Photoshop. Both created their own layers. When double clicked them, both opened the original PDF file in my PDF reader. So what's the difference between them and is their any specific use of each of them?

 
Law
1
Q: Contours of a national emergency in the United States

gatorbackAre there any 'bright lines' that prevent an administration (not just the current administration, but future administrations as well) from regularly resorting to the national security argument when it can not find congressional support for its foreign policy initiatives?

 
4
Q: What is this fighter jet at Weymouth NAS?

tom37The picture was taken at Weymouth NAS in about 1988

 
5
Q: Can I renew my USA passport book and passport card separately?

JohnnyMy passport book and card are expiring in 6 months, and I'd like to renew them, but I have a couple (land-entry) trips to Canada coming up that I'd like to use my passport card for. Is it permissible to renew my passport book separately from the passport card? The official website is unclear: ...

 

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