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RPG
RPG
00:06
2
Q: Is the Dragonborn's Breath Weapon from Fizban's Treasury of Dragons an attack?

EddymageFizban's Treasury of Dragons presents an alternative version for dragonborns. One of the features that have been changed is the Breath Weapon: Breath Weapon. When you take the Attack action on your turn, you can replace one of your attacks with an exhalation of magical energy in a 30-foot line t...

1
Q: Compare column values between two files and if match print different column value

ShreyaFile1 has data as below , is the field separator 1,T_EXIT,9053.0,10325.0,, , 2,V_TURN,120.0,11334.0,, , 3,Q_ENTRY,122.0,190.0,, , 4,Q_ENTRY_RUN,130.0,569.0,, , File2 has data VDS SYNC Dig T_EXIT OPEN Ana Q_ENTRY CLOSE Dig CORE_T I want to compare column2 of file2 with column2 of file1 and ...

4
Q: Why does RSASSA-PSS rely on full collision resistance whereas RSA-PSS only relies on target collision resistance?

whatf0xxThis is sort-of a reply to the top answer given to this question, which states that whereas RSA-PSS, defined in terms of $H(r \ || \ M)$, only relies on target collision resistance and is secure even if MD5 is used (or at least was at the time of writing that answer), RSASSA-PSS, defined in terms...

00:23
4
Q: Torsion-free virtually free-by-cyclic groups

Henrique Augusto SouzaIs it known if there are any examples of a finitely generated group $G$ such that: $G$ has a finite index subgroup $H$ which is free-by-cyclic $G$ itself is not free-by-cyclic $G$ is torsion-free Since subgroups of free-by-cyclic groups are free-by-cyclic, one may strengthen (1) and ask that...

CS
CS
3
Q: Alternate between 0 and 180° shift at regular intervals for a sine source during a .tran operation on LTspice

c.leblancIs it possible to alternate between a 0 and 180° shift at regular intervals (say every second) for a sine source in a circuit during a .tran operation in LTspice? (I need to see the reaction of my circuit to a phase shift) I am using LTspice XVII

00:36
2
Q: Would the reflected sun's radiation melt ice in LEO?

Star-SpaceXIf they tow a big chunk of ice to LEO, shielding from the Sun will be required. My question is, would they have to shield from Earth as well? 

5
Q: The number of distinct words in a sentence

Aira ThunbergChallenge: Find the number of distinct words in a sentence Your task is to write a program that takes a sentence as input and returns the number of distinct words in it. For this challenge, words are defined as consecutive sequences of letters, digits, and underscores ('_'). Input: A string cont...

3
Q: What is the link to the reference page of free-form input command?

vasili111I see that WolframAlpha input has its command WolframAlpha[]. I cannot find similar command for free-form input. FreeForm[] is not a valid command. What is the link to the reference page of free-form input command?

01:09
6
Q: Did DR cleanroom MS-DOS?

rwallaceFrom https://en.wikipedia.org/wiki/DR-DOS DR-DOS (written as DR DOS, without a hyphen, in versions up to and including 6.0) is a disk operating system for IBM PC compatibles. Upon its introduction in 1988, it was the first DOS attempting to be compatible with IBM PC DOS and MS-DOS (which were th...

CS
CS
2
Q: How to switch between 1024 channels

TomiI have 1024 analogue signals coming in. I eventually need to measure the analogue signal (approx 100Hz) from each source. I have the following ideas I could read them sequentially through an ADC circuit I've made. Analogue matrix switches exist. I could cascade them to read out. This sounds pain...

DSP
DSP
01:38
1
Q: I need to compute the FFT and plot the spectrum and I do not know my sample frequency and signal length

TudorI am new to matlab. I have a noisy dataset represented as a signal on which I have to compute the fft and plot the one-sided spectrum, however I'm quite unsure if my data's signal length I assume that is denoted by the size of my vector (4x10000double). Just a picture of a piece of how my data lo...

DIY
DIY
02:01
2
Q: upgrading to decora light switches- why left switch has white and black wire backstabbed?

OverthinkingLabI have a 1979 home; I'm looking to replace 2 light switches in my bedroom from toggle style to decora-style. I would like to double-check some things before starting and any help is much appreciated as I'm a novice, but learning quickly. There are pictures as well, but here is the wiring setup fr...

02:11
3
Q: Can nonlinear regression identify this equation?

William FoleyI want to estimate the following regression equation: $y = a + \frac{b}{r*x + 1}$ x is the independent variable, and both b and r are parameters to be estimated. I have been told that the model is not identified, I suppose because I am trying to estimate both b and r with just one independent var...

Law
Law
02:22
1
Q: What does a search warrant actually look like? How can I recognize one?

Mark DominusSuppose the police come to my door. “Open up,” they say. “We have a warrant to search the premises.” How can I tell if they are telling the truth? Do they show me the warrant? If they do, how do I know I am looking at one? What does a real search warrant look like? I could not find a single...

03:02
3
Q: Combinatorics with percentage constraints

Shaun HanSay I have a $K$-component alloy system, where the $K$ components are chosen from $N$ possible metal elements ($N>K$), and the concentration of each component always ranges from $a$% to $b$% (only consider integer percentages). Two alloys are considered to be different if any metal content differ...

Law
Law
03:13
1
Q: Can patents be featured/explained in a youtube video i.e. are patent descriptions/images in public domain?

b.g.Is it legally allowed to use images, which are obtained from patent forms, possibly with modifying/coloring them or left as is, inside youtube videos? In the same vein with images how about the text i.e., are patent description texts in the public domain so that the patent description can be cont...

TeX
TeX
1
Q: Itemize too big

user291108I want all my bulletpoints to be square and same size. But when I use this command, the first item is bigger than the other two. Is there a way how I can change it to the size of the other bulletpoints? \begin{frame} \frametitle{Outline} \begin{block}{1. Introduction} \setbeamertemplate{itemize...

10
Q: Applications of super-mathematics to non-super mathematics

Fawzy HegabSupergeometry and more broadly supermathematics has been around for few decades. Since its introduction by physicists, there has been an immense mathematical interest in them. Although interesting in its own, a classical mathematician (say someone who is only interested in smooth manifolds, compl...

1
Q: How is "He who Remains" different from "Kang the Conqueror"?

MocasMy confusion starts from the ending of the TV show "Loki", where Watching "Ant-man and the Wasp : Quantumania" we learned about his variants and specifically Kang the Conqueror. Is "He who Remains" the same character Kang the conquerer? They both seem on a mission to unite timelines into one sac...

2
Q: Can you say 日本のたべもの instead of わしょく?

destroyer2009In the sentence 'わしょく は おいしい です' (Japanese food is delicious), can you instead say '日本 の たべもの は おいしい です' and it will translate the same?

2
Q: Proving that a square inscribed in a circle has a strictly smaller area

Mathematical EndeavorsI'm trying to (for self-study) follow a proof that $\pi \neq 4$. The exercise allows me to use basic geometric facts and constructions, but I can't use any specific facts about $\pi$. The first step of the instructor's solution considers a circle of radius $1$ inscribed in a square of side length...

TeX
TeX
03:39
2
Q: take space after comma in math mode

Fatima  BogatyrevaI have searched hard for the answer to this question but have not been able to find it. I'm typing an article and I have to write a lot of formulas, and for me it's more beautiful write f(x, y) than f(x,y). I'm tired of always writing a thin space \, after a comma in mathmode, and it's also confu...

1
Q: Bitcoin Scam how screwed am i

kevin NI was sent contact information from an agency for a job. after a ton of emails the person seemed legit they then sent me a check for the work and supposedly to book flights and such for them. the check comes in I stupidly deposited it. Person then tells me to cash it out and buy bitcoin. RED FLAG...

CS
CS
2
Q: Sharing BJT bias resistors

Yousif AlniemiI am designing a radio and realize that I have many of the same BJT circuit blocks that are biased with the same resistor values. Can I simplify construction by having a "bias line" that I can just connect my transistor bases to? Note: all emitter resistors are also the same. I ask because LTspic...

2
Q: Generatingfunctionology Chapter 1 Exercise 18.b

glvRegarding the exercises of the Generatingfunctionology book available at (https://www2.math.upenn.edu/~wilf/DownldGF.html). In Chapter 1, Exercise 18.(b), one is asked: What is the average length of the decreasing sequence with which the values of a random n-permutation begin? To compute this, ...

03:55
2
Q: Temperature of resistance wire

dbsoccerI am building a smoke generator based on heating mineral oil with a resistance wire. The smoke will be used for automotive diagnostics. I've read on this site where calculating the temperature of the wire is complicated due to the large number of variables. The recommendation was to experiment. I...

04:08
6
Q: Multibase Numbers

Infigon(Similar: Through the bases) Normally, our number system is base ten, with the digits 0123456789. However, we can increase or decrease the base count (so hexadecimal uses 0123456789abcdef and octal uses 01234567. Your goal, is given a string, find the sum of all bases that can be represented from...

04:40
8
Q: Condensed vs pyknotic vs consequential

Mike ShulmanAs is probably clear from my previous questions, I am coming to "condensed mathematics" from the naive perspective of a category theorist, without much knowledge of the intended applications in algebraic geometry and functional analysis. I hope therefore that this question is not too naive, but ...

04:57
2
Q: Active Directory: Account Operators can delete Domain Admin accounts

Matthew McDonaldIt seems I may have missed something in my 20+ years as an Active Directory administrator. I've run into an issue I simply do not understand. Scenario In Active Directory there are a set of default groups (e.g. Domain Admins) that are considered protected and members of these groups also become p...

CS
CS
05:34
2
Q: Acceleration without force?

Dano13This has really been bugging me. I hope someone can point out the flaw in my logic. Force is required to change velocity A rotating object in space is continually changing its velocity by virtue of this rotation Therefore this rotating object is forever experiencing a force A force requires the...

2
Q: Invariant Principle

Thhh2023On a paper there exist three distinct natural numbers. A "step" means that we choose two of them and replace one of these with their arithmetic mean. Prove that there exists a finite number of "steps" after which we will have two equal numbers. I know that I could use the Invariant principle, but...

TeX
TeX
05:48
3
Q: First letter in argument of "\affil" not being output if the first letter is "L"

Farhan KabirWhile trying to add company name in author affiliation, the letter "L" is missing after I compile my LaTeX document. Demonstration below: Latex: \documentclass{IEEEmce} \makeatletter \def\footnoterule{\relax% \kern-5pt \hbox to \columnwidth{\hfill\vrule width 0.8\columnwidth height 0.4pt\hfil...

1
Q: Which Langlands functoriality conjecture implies the original Ramanujan conjecture?

MontyI heard that the Langlands functoriality conjecture implies the Ramanujan conjecture for $GL(2)$. especially for the Maass form. There are various versions of the Langlands functoriality concerning to which groups are associated. I am wondering which version of the Langlands functorial conjecture...

1
Q: Why is the conjugate being used when rewriting a qubit state in another basis?

Maxime DesalleI'm currently going through Introduction to Classical and Quantum Computing, by Thomas Wong, and I'm struggling with an example given on page 88 (point 4). The author gives the two following states, which form a basis as they are on opposite points of the Block sphere: $$\begin{align} \left| a \r...

7
Q: Functions without complex roots, but with quaternion roots

Marcus MitchellMany introductions to complex numbers begin with the question "What are the roots of $x^2 + 1 = 0$?" This function does not have real roots, but does have complex roots. Are there functions which, in a similar vein, do not have complex roots but do have roots in the quaternions?

3
Q: Is 3Blue1Brown not completely true about “instantaneous rate of change” being nonsense?

CalculusisCONFUSINGIn 3B1B's video on the paradoxes of derivatives, he mentions that the definition “instantaneous rate of change” is nonsense. Why is it no good, isn't the value that we are approaching as dx approaches 0 not actually the rate of change of a line tangent at a point? Computationally, we are just not...

06:04
7
Q: Is lock-free synchronization always superior to synchronization using locks?

Sourav Kannantha BIn C++, there is one atomic type std::atomic<T>. This atomic type may be lock-free or maybe not depending on the type T and on the current platform. If a lock-free implementation for a type is available in a platform for a type T, then most compilers would provide lock-free atomic<T>. In this cas...

TeX
TeX
06:14
1
Q: Other than quotes and umlaut, does " mean anything special?

rallgUsing recent lualatex, fonts with TeX ligatures, but perhaps this question is more general... I was just looking at @Mico code here regarding how straight double quotes are always replaced by right curly quotes, and how to fix user errors. Very nice. In my case, I am trying to write a BASH script...

06:27
2
Q: How far does travel insurance cover stretch?

MidavaloMy wife and I are traveling soon, and have purchased separate travel insurance for the trip. Most of our children are not traveling with us. Our daughter, over 18 but a dependent, fell ill recently, and while she will be OK and won't impact on our ability to travel it did make us wonder -> If sh...

5
Q: Is quantile regression a maximum likelihood method?

Ggjj11Quantile regression allows to estimate a conditional quantile for y (like e.g. the median of y,...) from data x. I do not see any distributional assumptions about y being made. This seems in contrast to maximum likelihood estimation which starts with making an assumption about the distribution of...

07:12
3
Q: Why does the Angel of the Lord say: you have not withheld your son from me in Genesis?

NatGod asked Abraham to sacrifice Isaac, so why does the angel of the Lord say: “Now I know that you fear God, because you have not withheld from ME your son, your only son.” Gen 22;16 Why is this?

1
Q: What does しっかりしてください in this context mean?

KeiI've came across this one page comic panel about an apprentice girl and her teacher, the teacher then give her a job which he said will be "handy" (手頃な) for the apprentice but the truth it is actually not. After she done with her job, the apprentice said this: あなたの「手頃」は本当に信用なりません。しっかりしてください。 So...

1
Q: What Does the Word Animula Mean In Latin

JosephineI just need to know what Animula means in Latin. I’m using it for the name of a kingdom in my book, and Google Translate says that it means Little soul, Piece of soul, and Life. Is that correct? I don’t really trust Google Translate with a dead language like Latin. Thank you <3

07:45
1
Q: How many patterns can be built from sequences of these musical notes?

LanceThis is probably a simple question but hard for me to prove to myself I'm getting the right answer. Say you have $7$ musical notes in a scale, you can play 4 of them before the melody repeats. What are all the number of possible melodies you can create, subtracting the ones that are simply shifte...

2
Q: Derivation of Autocovariance Function of First-Order Autoregressive Process

dphil1In my textbook, the autocovariance of the AR(1) model is derived as such: $$Y_t=\phi Y_{t-1}+e_t$$ After multiplying both sides by $Y_{t-k}(k=1,2,...)$ and take expected values, you get: $$E(Y_{t-k}Y_t)=\phi E(Y_{t-k}Y_{t-1})+E(e_tY_{t-k})$$ which implies that $$\gamma_k=\phi\gamma_{k-1}+E(e_tY_{...

TeX
TeX
07:56
2
Q: LaTeX symbol in moderncv

mclordI want to get a nice looking LaTeX symbol while using moderncv. The regular command \LaTeX gives me this: whilst I want this one:

GIS
GIS
08:36
2
Q: QGIS: Where are these labels saved?

ScienceNoobIn my QGIS project are 3 labels ("Text", "Turkey", "Syria") displayed (see screenshot) which I can't change or select with the label tools. As you can see on the screenshot, I undisplayed all layers, so, usually nothing should be shown on the map. Where are these labels "saved" and how can I dele...

09:04
2
Q: Jordan's line about intimate parties in The Great Gatsby?

iceninja21 “And I like large parties. They’re so intimate. At small parties there isn’t any privacy.” When I read this quote from Jordan Baker I was (and am) puzzled as to the meaning because it says large parties are intimate, but immediately after implies that large parties do not have any privacy. Anot...

4
Q: Drift correction for sensor readings using a high-pass filter

Juniper MillsAn embedded project my team is working on is having issues with sensor drift over time. To solve this, I thought it might work to use a high-pass filter, since the portion of the signal that we care about is generally at a significantly higher frequency than the drift. I'd like feedback on if thi...

09:28
4
Q: Stronger result than bertrand's postulate

Joseph MartinIt is well known that there is a prime number between $n$ and $2n$ for all $n$. I decided to go deeper: is there a lower bound on the number of primes between $n$ and $2n$ for "large enough" $n$? For instance, I found empirically that $\pi(n)-\pi(n/2)\ge \sqrt n$ at around $n\ge 100$ (In particul...

10:02
2
Q: How do I apply a consistent wave pattern along a spiral curve in Geo-Nodes. 3.3

WessyWesElaboration on Question: To elaborate I want to have a wave pattern go along this spiral. The wave pattern needs consistency, ( i.e. currently in some sections of the spiral the wave pattern seems to fade while other parts seem to have a more consistent pattern. The pattern does not stay the same...

 
1 hour later…
11:20
1
Q: is there a chinese version of ex. as in example?

beebuzzbuzzIs there a version of ex. in Chinese, as in the abbreviation of example? I know theres 例子 but anything quicker than that?

12:02
3
Q: Is there a way to only permit open-source mods for my video game to stop plagiarism or at least enforce proper attribution?

PHO BOSSI want to prevent mod developers from stealing code from other mod developers in my game. The best way that I know how is to only ever support mods that are open-source. I know about the SteamWorkshop but I can't seem to find anything about it that lets me do that. For context: I have a friend th...

RPG
RPG
2
Q: Can spiritual weapon be used as cover?

Sam LacrumbCan Spiritual Weapon be used as cover, offering an AC bonus, if so what are the limitations? Would it provide Half-cover? Three-Quarters Cover? Or maybe even Total Cover, depending on what shape I choose to make it? You create a floating, spectral weapon within range that lasts for the duration...

DBA
DBA
12:30
2
Q: Does With(NoLock) help with query performance?

RobMartinMost of the select statements in our stored procedures use WITH(NOLOCK) and I was told by my co-workers that they use it to improve performance. Now, I know that this hint helps with locking but does it actually improve performance? I've read somewhere that we shouldn't use the NOLOCK hints in OL...

RPG
RPG
2
Q: Flying sidecar mechanics

WtfimmortalSo here's the deal. Currently I'm playing a level 8 goliath, barb 6/fighter 2. Totem barbarian, 2nd totem is bear. Str 18. We also have a homebrew rule that allows my character to increase by a size similar to the Enlarge effect from enlarge/reduce. My character also has winged boots. Also in the...

Vi
Vi
2
Q: What is the arrow notation in the start of some lines in Vim?

mohamadi_archI was training in my Vim (gVim on Windows) that suddenly I saw this arrow notation ( >> ) in the start of some lines. When I oppend a javascript file, these appears to me. Do you know what are these and when they will show? Some of them are green and some of them are red. But I don't know what i...

CS
CS
13:16
2
Q: Why are non-Western countries siding with China in the UN?

Sayamanhttps://www.reuters.com/world/china/un-body-rejects-historic-debate-chinas-human-rights-record-2022-10-06/ The U.N. rights council on Thursday voted down a Western-led motion to hold a debate about alleged human rights abuses by China against Uyghurs and other Muslims in Xinjiang in a victory fo...

Law
Law
13:29
1
Q: How did Dominion legally obtain text messages from Fox News hosts?

DevSharkIn the current case of Dominion v Fox News, we saw that text messages from Fox News hosts have been admitted as legal evidence in court. My understanding was that text messages either had to be turned voluntarily, or they had to be forcefully retrieved by law-enforcement if they have a warrant. E...

DIY
DIY
1
Q: How do I test for voltage drop?

WillyWonkaI have a Tesla that I'm plugging in at work (NEMA 5-20 outlet) and my EV says I'm getting between 107-109 volts. NEMA 5-15 adapter registers 12 amps, and the NEMA 5-20 adapter, that should be 16 amps, lowers to 12 amps and gives a low voltage warning/prompts me to remove any extension cord (no ex...

13:52
3
Q: When to use 'visti'?

kpgI came across the following text in an Italian course: 'Ti ho lasciato qualche messaggio. Non li hai visti?' I don't understand where the word 'visti' comes from. I don't see it in any conjugation tables. Why is it not 'visto'?

14:13
2
Q: Get all liquidity in all dex of a token

Mehran RaIs there a way to get all the liquidity of a token? Also locked and burned liquidities, actually my aim is to build something similar to token sniffer, thanks for your help

CS
CS
14:32
2
Q: Confusion About Entropy

Matthew SmithI have a lot of confusion around the concept of Entropy. If we know a system's entire microstate, the number of ways it can exist in that microstate is 1. So, if we fully define our system, it will have zero entropy. (By multiplicity definition, and by Gibbs entropy as well). What do we mean exac...

TeX
TeX
14:46
2
Q: Create a Tabular Table

Nicholas TII would like to develop a tabular table like this. However, when I use the reference code from https://www.overleaf.com/learn/latex/Tables#Creating_a_simple_table_in_LaTeX , with code: \documentclass{article} \usepackage{tabularx} \begin{document} \begin{tabularx}{0.8\textwidth} { | >{\ragged...

15:01
2
Q: Proof of Convergence of the Sum of Components in a Hilbert Space

이희원I recently started studying the fascinating mathematical structures of Hilbert spaces. As a physics guy, I worked with Hilbert spaces in quantum mechanics without knowing the rigorous definition of what they are. I was studying the completeness of the Hilbert space and a basis of such space. I am...

3
Q: Can conditional expectation be used to prove the following result?

GustavoLet $X$ and $Y$ be two random variables. Is it possible to use the law of total expectation to say $$ \mathbb{E}[X - \mathbb{E}[X \mid Y]] = \mathbb{E}[\mathbb{E}[X - \mathbb{E}[X \mid Y] \mid Y] = 0. $$ It seems right but I believe I might be committing some crime. Thanks

6
Q: Does Nick love Gatsby?

iceninja21I recently asked this question: What is the significance of Nick being gay in the Great Gatsby? In the time before I got an answer I arrived to a conclusion similar to what answerer (@Peter Shor) did. That is, Nick's homosexuality/sexual ambiguity is significant because it clouds his perception o...

3
Q: Can I use this tire + rim combination : CONTINENTAL GRAND PRIX 5000 (28mm) + GT540 (24mm)

OlegI have the rim DT Swiss G 540, which inner width is 24mm. I already bought the CONTINENTAL GRAND PRIX 5000 tires 28mm (saw this advice on reddit). But now I checked the official table and see that they do not fit together very well... :( Rim: Acceptable tires: The tire width is only 2mm less! W...

5
Q: Is variance swap long volatility of volatility?

MichaelIn JPM's note on variance swaps, on page 29, they say "... a long variance swap is also long volatility of volatility". In Bennett's book Trading Volatility, on page 115, he says "... a variance swap has no vol of vol risk". I thought Bennett is correct, that variance swaps do not have vol of vol...

15:26
5
Q: Choosing 2 shoes from 6 pairs of different shoes

Hossein RMHow to select 2 shoes from 6 pairs of shoes where in the selected shoes they are not from the same pair? Why is this answer wrong? $${6 \choose 1}{2 \choose 1}{5 \choose 1}{2 \choose 1}$$ My logic is first we choose a pair from six then choose one of the two shoes and do it again for the next one...

7
Q: Why there is memory leak in this c++ program and how to solve , given the constraints?

Anurag VohraThis is Minimal Working Example, for the problem I am facingin in my real code. #include <iostream> namespace Test1 { static const std::string MSG1="Something really big message"; } struct Person{ std::string name; }; int main() { auto p = (Person*)malloc(sizeof(Person)); p = new(p)P...

1
Q: How to choose voltage value of capacitors

DribbleNibbleSuppose I need 1 μF capacitors. I am expecting a voltage of 5 V. Now 1 μF is available in 25 V and 700 V too. Does it make any difference choosing one over other?

3
Q: Partner is not responding when their writing is needed in European project application

Open the wayWe are preparing a big European (HORIZON) project application (more than 10 million Euro) and with several partners. The deadline is in two months. Two partners are required to write their parts of the proposal, but they do not respond at all, or they say "yes, I will do it. Same answers after ma...

15:52
1
Q: Represent a random forest model as an equation in a paper

Sharif AmlaniI'm writing a paper that uses a random forest algorithm. I want to represent the model in the paper. But I was wondering how to illustrate a random forest model using an equation in a paper, with the target variable, y and features, x. I hope this makes sense.

16:03
2
Q: Has the term "coup" been used for changes in the legal system made by the parliament?

Erel Segal-HaleviThe ruling coalition in Israel's parliament is planning to change some laws related to its judicial system (see 2023 Israeli judicial reform for details). In major Israeli media outlets, this change is termed a "coup". For example: 'National Day of Disruption' Begins in Israel in Protest of Neta...

GIS
GIS
16:17
2
Q: QGIS buttons are huge

BERAI've got a new laptop with a high dpi and resolution display and the buttons in QGIS are huge. I'm not using the display since I connected two external screens. QGIS 3.28.3 and Windows 10. I belive I have tried all different compability settings for qgis-bin.exe, and Windows display settings. An...

1
Q: if statement with string comparison

3kstcCode Snippet: String a; const int red_led_pin = 13; void setup() { Serial.begin(115200); Serial.println("Hello, ESP32-S2!"); pinMode(red_led_pin, OUTPUT); } void loop() { while (Serial.available()) { a = Serial.readString();// read the incoming data as string ...

16:59
2
Q: How to digitize the vector figure?

John TaylorConsider the following figure in .pdf format. Its .png version is below: I would like to digitize it, i.e. e.g. extract the data for the brown curve $a\to KK\pi$. Could you please tell me how to do this using the fact the vector origin of the figure?

17:13
1
Q: Retrieve the current price of a ERC20 token from uniswap v2 router using web3js

IvanI'm really stuck on getting the price of a erc20 token for 1 wETH if the token can have a dynamic decimal. I tried to play with values dividing them by token's exponentiation decimals in different ways. The value may be correct, for instance 18 decimals, but when it comes to 9 decimals, the value...

2
Q: How is the "active partition" determined when using GPT?

U. WindlAccording to https://superuser.com/a/1081043/380318 there is no such concept as an "active partition" when using GPT. AFAIK with MBR partitioning, some minimal code in the MBR looks for an "active partition" and executes some boot code in that partition. When GPT does no longer have that concept ...

2
Q: Has Microsoft lowered its Windows 11 eligibility criteria?

Digital LightcraftMy main home PC is running Windows 10, and is about 6 years old now. Though it was of a very high specification when new, built for video editing and rendering, and still no slouch. As such it lacked the TPM2 and processor generation required to qualify for 11 on release. However... Yesterday (28...

10
Q: How to react to a student’s panic attack in an oral exam?

WrzlprmftSuppose, I am an examiner in an oral exam. I have done my best to design and conduct the exam to reduce students’ anxiety, but it just didn’t work: The student has a panic attack that makes it impossible to continue the exam in a regular way. How can I rescue the situation, if at all? Some clarif...

4
Q: How can I explain to my manager that a project he wishes to undertake cannot be performed by the team?

JosephMy manager has recently been made aware of a potential business opportunity, which would yield him a significant commission if successful. This is because said business opportunity requires a very specific set of skills, which no one in the company actually has. I raised these concerns with my ma...

17:34
5
Q: Distance between the point of touching in three touching circles

sparrow_2764$\textbf{Question : }$ Say you have three touching circles $\Gamma_1,\Gamma_2,\Gamma_3$ with radii $x,y,z$ and centers $A,B,C$ as per the diagram, then prove the following $$|DE|=\frac{2}{\sqrt{\left(\dfrac{1}{x}+\dfrac{1}{y}\right)\left(\dfrac{1}{x}+\dfrac{1}{z}\right)}}$$ $\textbf{My Attempt}$...

4
Q: Doubt regarding cyclic group of prime power order

Bidwan ChakrabortyLet $G=\langle x,y\rangle$ be a cyclic group of prime power order. Then is it true that $G$ is generated by either $x$ or $y$? What we tried: Let $G=\langle z\rangle.$ Then $x=z^m, y=z^n$ for some integer $m,n.$ So $G=\langle x,y\rangle=\langle z^{gcd(m,n)}\rangle=\langle z\rangle.$ This gives $g...

RPG
RPG
18:03
8
Q: Does Cast a Spell make you a spellcaster?

SpearCarrier.no2If I want to use a Spellheart to cast Electric Arc as a Monk, I need the Cast a Spell ability. Based on the comments on this answer, people seem to think Focus Spells gives you Cast a Spell for Focus Spells only. However, the the rule does not explicitly say this, it says you do not become a spel...

1
Q: Rename .gz files according to names in separate txt-file

YoshiI want to rename .gz files according to names in separate txt-file. I have a map with .gz files with the names: trooper10.gz trooper11.gz trooper12.gz etc. and I have a separate txt-file with the wanted name(s) in in the first column and the .gz-names in the other column (tab-separated). B25 ...

1
Q: How to Simplify expression into partial Trignometric form?

Quasar SupernovaI have an expression with thousands of terms each of them has the form (1- Exp[-2 a x]) . I want to be able to write it as 2 Exp[- a x] Sinh[ a x] . How do I do this without doing it for each term separately and that too - by hand?

3
Q: Why does Jesus turn to the Father to forgive in Luke 23:34?

Roberto Pezzin Filho Then said Jesus, Father, forgive them; for they know not what they do. And they parted his raiment, and cast lots. Luke 23:34 KJV If Jesus has the power to forgive sins, why in this specific case does he resort to the Father? But that ye may know that the Son of man hath power on earth to forg...

19:08
3
Q: How to extract the coefficients from a long exponential expression?

VangsnesI have the given function: FD[t_]= 210.381 + (17.3242 + 4.85667 I) E^(-I t) + (17.3242 - 4.85667 I) E^( I t) + (3.17784 - 3.49448 I) E^(-2 I t) + (3.17784 + 3.49448 I) E^( 2 I t) + (8.87257 - 0.0140159 I) E^(-3 I t) + (8.87257 + 0.0140159 I) E^( 3 I t) - (1.08113 + 2...

CS
CS
1
Q: What's the difference between a power rail and a signal line?

ConnorI've been educating myself on the fundamentals of integrated circuit design, and I've come across the terms power rail and signal line. It seems that both of these things are moving energy around the circuit, making me think they're two names for the same thing. Is that correct or are they logica...

RPG
RPG
6
Q: Is the Swarming rune very weak?

AndrásSwarming is a new property rune for thrown weapons from Treasure Vault. It can be etched on a Thrown weapon. As a 2 action activity once per hour, you can do 41 damage in 30-foot cone. I expect more from a 9th level rune, that is only usable once per hour. On this level, this is the minimum damag...

19:26
2
Q: How to increase the number of CPU in my computer?

CamillaI'm running my calculations using Quantum ESPRESSO on a i7 computer 10th generation (DELL)in UBUNTU. When I run any calculation using the command mpirun '/directory/ pw.x' -in file.in> file.out just 8 processors are used. However nproc output gives me 16. I want my calculations to run faster. Ho...

TeX
TeX
3
Q: Change color of a paragraph containing aligned equations

MK7I would like to color a paragraph in blue. As my text contains some equations, I followed the advice given in this answer. However, I get extra vertical space when the paragraph ends with an align environment, as shown below. \documentclass{article} \usepackage{amsmath} \usepackage{xcolor} \begi...

1
Q: Duress at instant speed in response to counterspell

DD Boi64So when playing MTG I had down Vedalken Orrery, and I was playing a creature and my opponent counter spell my creature. In response i play Duress as vedalken allows you to cast spells as if they have flash which is basically instant speed. Can I duress his Counterspell?

CS
CS
19:40
1
Q: Do EMC test houses typically accept copper foil in EUT?

NoobPointerExceptionWorking with small volume product and tight schedule it might become an option to pass EMI limits by use of copper/aluminium foil on inside of enclosure. What is your experience with the labs on this point? Would they accept a device where foil has been applied during the measurements? Would you ...

20:00
3
Q: Checking system vs. SEPA and the like

iLuvLogixMy first question here was inspired by the massive load of questions labeled scam here, especially the once involving checks. If this is too broad or off topic in some way please let me know so I can improve and/or narrow down the question a bit. My assumptions: Though checks still exist in some ...

1
Q: Although this approach is suitable for straight-in landing minimums in every sense, why are circle-to-land minimums given?

pilot162Although this approach is suitable for straight-in landing in every sense, why are circle-to-land minimums given? There are no obstructions, the gradient in the descent path is not steep and the approach course is the same as the runway course (044°). How and why are the minimum values on such VO...

20:29
1
Q: Economy picking exercise that uses two consecutive upstrokes on the same string

aliI have started looking into Joseph Alexander's Complete Technique for Modern Guitar where economy picking is recommended. Before starting to practice, I want to understand the logic behind economy picking, and both according to the book as well as to the Wikipedia definition, it seems to be as si...

CS
CS
5
Q: Has 90% of ice around Antarctica disappeared in less than a decade?

DavePhDAccording to CNN, 90% of ice around Antarctica has disappeared in less than a decade. In the video, CNN Climate Correspondent, Bill Weir states: ... the ice around the continent was growing. In 2014, it was about 7,000,000 square miles, but in less than ten years, the National Snow and Ice Ce...

GIS
GIS
1
Q: Centering layers in OpenLayers v4 after layer loading

user12538529I have a group of layers in OpenLayers, and I can see each one on the map, when I click on the checkbox to show it. var group_layers = new ol.layer.Group({ title: 'My Group', fold: 'close', layers: [ layer1, layer2, layer3, ] }); map.addLayer(group_layers)...

20:45
1
Q: Some apps appear twice in Ubuntu

Ezzeldien RashadI'm using Ubuntu 22.10. Audacity program appears installed twice in software center, one by Muse group and the other by Dani Llewellyn (much greater in size): I also have webcamoid installed, but it appears twice here, both are webcamoid 9.0.0: What is the cause of this? How can i solve it?

Law
Law
2
Q: If a law is new but its interpretation is vague, can the courts directly ask the drafters the intent and official interpretation of their law?

IndianLawApplicantThe problem with old laws seems to be that many times the drafters aren't alive to tell what their intent or interpretation is of a given law, but in case a law is new and the drafter or drafters are alive, can courts ask them about the interpretation and intent behind a law?

1
Q: Is the nVersion=3 policy proposal introducing additional policy rules and going against the policy principle to only relax policy rules?

Michael FolksonIn the PR review club on "nVersion=3 and Package RBF" (February 22nd 2023) glozow stated: But in policy we want to strictly loosen rules. Otherwise we could accidentally censor transaction relay for an application. So either we really really make sure nobody is using it currently, or just pick s...

1
Q: Mathematica cannot NIntegrate

eigenvalueI want to evaluate a numerical integral: NIntegrate[ Exp[-2*Pi*I*Integrate[EllipticTheta[3, (-Pi)*u, 0.4], {u, 0, t}]]* Exp[2*Pi*I*t], {t, 0, 1}] Then, error occurs, which says that the integral has evaluated to non-numerical values. How can I fix this problem? I think the problem occurs be...

CS
CS
1
Q: What happened to Aham and its derivatives in Marathi?

Mr JangoonThe Sanskrit first person pronoun अहम् (Romanized: Aham) can be found in Maharashtri Prakrit as 𑀅𑀳𑀁 (ahaṃ), 𑀅𑀳𑀅𑀁 (ahaaṃ), 𑀳𑀁 (haṃ). It is even present in some languages derivative of Maharashtri Prakrit such as: Jain Maharastri Prakrit: 𑀅𑀳𑀅𑀁 (ahai̯aṃ), 𑀳𑀁 (haṃ) So, the question, wh...

21:24
1
Q: How Long is Entry in Singapore Usually?

Christopher WrightI’m a British Citizen. How long is the standard default tourist entry for into Singapore? Or how long can I usually stay for on these trips? I cannot find this detail pretty much on gov.uk nor on the main Singapore sources. Thanks.

TeX
TeX
21:37
1
Q: Cannot reference algorithm

walter54For some reason referencing an algorithm displays always 0 instead of actual number of the algorithm. References work, I can click on it and it will move me to the algorithm. \documentclass{article} \usepackage[utf8]{inputenc} \usepackage{algpseudocode} \usepackage{algorithm} \usepackage{hyperref...

1
Q: How can I change a sentence based upon input to a command?

JamesTI am writing a report that includes enzyme images such as this: In the \caption I would like to include a colour guide so that key components/atoms can be described in colour (this report is not being published so with respect to colour blindness this is not an issue). I am currently using a com...

3
Q: Theoretically Correct vs Practical Notation

Theron SmithMy music theory studies ended 20 years ago, but I am busy with some notation by combining piano accompaniment with vocals for solo piano, for personal use. So, in 4/4 time, music theory dictates that beamed notes are used when the beat is not on the 1,2,3 or 4 beat. Similarly, in compound time si...

21:58
3
Q: Help with navigating a publication related conversation with my PI

AdamI have been working on a research study remotely with my PI for over two years and we finally submitted our paper early last year. We received some promising feedback from the reviewers and had most of the responses ready as of early last year. Unfortunately, my PI had a few personal issues and w...

CS
CS
22:14
4
Q: How can the mass of an unstable composite particle become complex?

F.BurtonTo show where the resonances in cross sections come from, one usually considers the exact propagator in the interacting theory, which for a scalar is $$\frac{i}{p^2-m_R^2+\Sigma+i\epsilon}$$ where $i\Sigma$ is the sum of all 1PI self-energy graphs and $m_R$ is the renormalized mass. For an unstab...

2
Q: Which basecaller for nanopore is the best to produce event tables with information about the block size/move table?

MarjanI previously used albacore version 2.3.1 to make initial move tables, but then I re-squiggle using Tombo version 1.5.1 to fix the errors. Example of move table produced by albacore, in which all the moves have the same size: When it is re-squiggled by Tombo (which produces variable length moves/...

2
Q: Should I include the MIT licence of a library which I use from a CDN?

Máté MenyhártI'm using a library in my program and that library has a MIT licence. I don't download the library itself I just use it via a CDN provider. Do I need to include the library's licence? If yes, how should I do it, where should I put it? (I'm using GitHub for this open source project.) Do I need to ...

DIY
DIY
22:33
2
Q: Easiest way to remove 3/16" drive rivets from a lower screen door hinge?

MonkeyBonkey What's the easiest way to remove the rivets from my lower hinge without damaging the screen door jamb. A video of the lower hinge with rivets: https://www.youtube.com/watch?v=RqJT5Y5BNms&t=206s

23:04
3
Q: At what point of what we watch as the MCU movies the branching started?

MocasThis question is based on my assumptions/understandings of the following: Way back in the past there was a multiversal war "He who remains" fought his variants and won the war. "He who remains" united all timelines into one main one before the event of any films we watched. What we watched as th...

23:15
1
Q: Is something's right to be free more important than the best interest for its own species according to deontology?

user1039203If there were a kind of animal which is endangered, and the only viable way to save this species is to hold these animals in captivity to help them replenish their numbers. Which would be the ethical choice according to deontology, to let the animal go free to not interfere with its rights or to ...

23:34
8
Q: When will the moons and the planet all be on one straight line again?

ViktorStein Suppose we have a planet $P$ (which we will assume to be stationary) and $n \in \mathbb N_{> 1}$ moons $M_1, \ldots, M_n$ orbiting $P$ in circular orbits all in the clockwise direction, but at different distances, so that it takes them $t_1, \ldots, t_n \in \mathbb N_{> 0}$ (say $t_1 < \ldots < ...

23:58
2
Q: Can non-Muslims ride the Haramain high-speed train in Saudi Arabia?

DavGinThe Haramain rail line is a recently-built high-speed railway that links Mecca and Medina in Saudi Arabia, with stops along the way in other cities. Because Mecca and Medina are places where only Muslims are permitted, are non-Muslims allowed to board the train in general? Do the end stations hav...


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