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00:34
1
Q: The difference between 遠慮 (Enryo) and 配慮 (Hairyo)

Merlin NestlerToday I had a session with my Japanese language partner. We spoke about the 世代間ギャップ (generation gap). I asked her what distinguishes her generation from people of older generations and she said, the older people had more 遠慮. The example she gave was "Imagine a box of sweets that are shared among ...

3
Q: Are almost discrete metrizable spaces always completely metrizable?

Steven ClontzSay an almost discrete space has exactly one non-isolated point. An example of this property is the so-called metric fan $\left\{\left(\dfrac{1}{m},\dfrac{1}{mn}\right):m,n\in\mathbb Z^+\right\}\cup\{(0,0)\}\subseteq\mathbb R^2$. As a subspace of $\mathbb R^2$ this space is metrizable (hence the ...

Law
Law
00:57
1
Q: is it legal to say "the University welcomes applications from all individuals who self-declare as a woman" in job post?

hehe123456I saw a job post this week: """The University of Regina is committed to development of a diverse and inclusive workplace that reflects the richness of the community that we serve. For this competition, the University welcomes applications from all individuals who self-declare as a woman and meet ...

DIY
DIY
1
Q: What size outdoor breaker box do I need?

Conner M.I'm running the electric cable for a new heat pump install. On the wall where the unit will be placed I'm going to put the subpanel breaker, but I'm wondering what the best choice is. I've run a 6 AWG cable to the wall connected to a 50A breaker in the main panel. The heat pump calls for MOP of 4...

01:19
1
Q: What's the meaning of Paul's vision of Leto I alongside a skull?

Hao LanoAt Sietch Tabr, while eating with Jessica, Paul experiences a fleeting vision of Fremen paying homage to a portrait of Leto I alongside a skull: What's the meaning of this vision?

ELL
ELL
01:41
1
Q: sentence that include 'and' need to analysis

TomFirst question A definition of pedagogy in The New Oxford English-Chinese Dictionary: the method and practice of teaching, especially as an academic subject or theoretical concept for the method and practice of teaching, how should I analyze the definition structure? Use parentheses to represen...

2
Q: In /etc/fstab, what's the difference between "/dev/disk/by-uuid/" and "UUID="?

DanW58I've added 3 partitions I want to mount on boot, but the advice I found elsewhere on the new fstab syntax only agrees with one of the TWO styles present already in my fstab, which makes me very confused. The advice I found elsewhere was, Entry in /etc/fstab: <UUID> <mount directory> <FS type> <m...

RPG
RPG
02:03
3
Q: Can you take the maximum result of a die roll when you are not pressed for time and there is no usage limit?

Maiko ChikyuCan you take the maximum result of a die roll when you are not pressed for time and there is no usage limit? As an example, the Artillerist Artificer subclass has a 'Protector' eldritch cannon whose description reads: The cannon emits a burst of positive energy that grants itself and each creatu...

02:25
1
Q: How does an entangled state collapse when we measure only one qubit?

Hesham AbdelgawadI am starting to learn quantum computing and I come from a mostly math background (not much physics). My question is best illustrated by an example. let $\left|\phi \right> = \frac{1}{\sqrt{2}} \left|00\right> + \frac{1}{\sqrt{3}} \left|01\right> + \frac{1}{\sqrt{6}} \left|10\right>$ be an entang...

RPG
RPG
3
Q: My players think there is a plot where there isn't one - should I create one?

MeltdownI am a very new DM, DMing a symbaroum game. It is my own world that is inspired by the symbaroum world, but there is a lot of differences lorewise. My players just arrived in a town, it is known that many outcasts and people that got in trouble with the law moved here. It is in the deeper parts o...

TeX
TeX
1
Q: tl_trim_spaces and tl_if_blank?

VincentIs there any input for which, once processed with tl_trim_spaces could lead to tl_if_blank being true AND tl_if_empty being false?

RPG
RPG
03:10
3
Q: Are cantrips prepared spells?

Nobody the HobgoblinThe glossary entry of the PHB describes cantrips as A cantrip is a level 0 spell, which is cast without a spell slot. See also chapter 7. and chapter 7 (p. 235 PHB) says Before you can cast a spell, you must have the spell prepared in your mind or have access to the spell from a magic item, su...

1
Q: Requesting authors to add my name to a research paper after acceptance of publishing it in a journal

szpolskaI contributed to CrowdMath 2021 Paper as a user on a website called ArtOfProblemSolving under my alias JapanMO2020. It turns out that the work was published in an ArXiV paper this year in 2024 and will be published in 2025 according to the ScienceDirect journal date. However, I have instead been ...

TeX
TeX
1
Q: 1 curly bracket on the left and 2 curly brackets on the right of a list of items

vthebI feel the answer should be somewhat obvious, and yet it evades me. I am attaching a picture of what I need (7 items vertically ordered on different rows: item1, item2, item3, item4, item5, item7, item7 and a left curly bracket spanning items 1-7 with a centered label Z, and a right curly bracket...

RPG
RPG
03:54
1
Q: What happens between travelling and rest?

SargeRules of exploration mode of Pathfinder 2e had recently puzzled me. Here is said that every 24 hours characters need 8 hours of rest and if they'd go for more than 16 hours without it - they'd be fatigued. Here is table of distances that characters can cover - and it's clear from that table is t...

ELL
ELL
1
Q: A bird that is about as UNBIRD-LIKE as it is possible for a bird to be. | Is "unbird-like" applicable to other nouns?

Yunus "In these forests lives a bird that is about as unbird-like as it is possible for a bird to be." BBC (See:0:00-0:08) The word unbird-like caught my attention. Probably never seen such a usage. However, it is on the BBC, so I wonder if the usage unbird-like a common way of making new words? For ...

Law
Law
1
Q: What happens when two laws contradict each other?

Fraser OrrA recent example of this is the DOJ's lawsuit against SpaceX for discriminating against asylum seekers, and the ITAR laws that prevent them from hiring asylum seekers (because the make missile technology and can therefore only hire US Citizens with security clearance). In this case two federal la...

4
Q: Draw the Flag of Greenland

Bbrk24The flag of Greenland consists of two red sections and two white sections. I'll provide a diagram below, but also give a textual description. The background of the flag is a rectangle that is 18 units wide and 12 units tall. The bottom half of the background is red, and the top half is white. The...

1
Q: What is it called when you do something to gain entrance to a group?

ZanziaNot exactly an initiation or 'price of admission', but perhaps a plan you carry out to gain a group's favor to see if you're worthy to join. Your submission for their consideration. Best example I can think of is in the movie Now You See Me, all those heists they did was actually in hopes of gain...

2
Q: What Exactly was The Baptist Saying?

SLMJohn the Baptist is a central figure in Christianity. Sent by God as shown by the prophets, he prepared the way of the Lord, the way of Jesus Christ (Malachi 3:1, Mt 3:3, 11:10). John was of the priestly Levitical tribe in the order of Abijah, being born of Zechariah and Elizabeth, both of whom ...

CS
CS
04:17
1
Q: Propagation of errors and uncertainty calculations

danielLooking at an MIT note on propagation of errors, the error of a product $m\cdot v$ works out to the sum of the percentage errors, so we can report the range of values as $m \cdot v =m\cdot v ~(1 \pm ~(\frac{\delta m}{m} + \frac{\delta v}{v})),$ in which $\delta m$, for example, is the absolute u...

1
Q: Grimm's Law and PIE in general

ShpekardWhat's the evidence for stating that the transition from stops to fricatives took place in Proto-Germanic and not that fricatives became stops in the other PIE brances? The question of this kind applies to all others postulated rules of sound change.

TeX
TeX
2
Q: Can \AddToHookWithArguments let us access to the arguments of a command that has an optional argument?

Denis BitouzéThe following MCE: \documentclass{article} \ExplSyntaxOn \AddToHook{cmd/section/before}{ \seq_gput_right:Nn \g_tmpa_seq {Foo} \seq_show:N \g_tmpa_seq } \AddToHookWithArguments{cmd/textbf/before}{ \seq_gput_right:Nn \g_tmpa_seq {#1} \seq_show:N \g_tmpa_seq } % \AddToHookWithArguments{cmd/s...

CS
CS
04:39
1
Q: simple relay/zener based switching power supply

PaulIs this a reasonable way to build a switching supply without using power transistors or other modern devices? One concern is that this might oscillate a lot. What might it be missing? Here Vin > Vz; e.g. Vin might be ~12V and Vz might be 4V.

2
Q: What is the logical fallacy that goes like « If this person were X, then event Y would not have happened »

ravenbadhb195this is my first question, so I hope I’ve done things correctly. I’ve been observing political discussions, and one sort of argument that I believe to be fallacious appears as in the title. It seems to come from a prejudiced attitude against Xs. Here is an example: A Christian pastor gets arrest...

1
Q: Nexus 8 Gear Hub spring not working

alveeoynAfter a long trouble shooting with my Nexus 8 Gear Hub and other maintenance on my bike I wanted to put the rear wheel back. I did open the gear hub, but I never disassembled any of the internals. I believe I've assembled everything according to spec. But after inserting the shifter cable back in...

2
Q: Converting a char string to wchar_t string based on a given toWideStr() starting point

Thomas WellerI'm working on a legacy code base and I came across a method in which I wanted to remove the chance of swallowing an exception. In the following I want to walk you through the refacoring process, because a code review of only the resulting code might not reveal problems in my thought process. If ...

05:26
3
Q: Is dispersion correction (D4) needed for double-hybrid functionals?

EvGeniyI wonder if dispersion correction (for instance D4) is needed for double hybrid (DH) functionals in case of large systems with interacting fragments (H-bonds), in particular for geometry optimization? (I vaguely remember that I might have posed this question elsewhere, and the answer was "yes", b...

CS
CS
06:08
1
Q: volume control circuit design to tolerate dirty pots

Wandering LogicIn an answer to a question about circuit design for audio volume controls, user @Neil_UK suggests this circuit: simulate this circuit – Schematic created using CircuitLab which gives near-log behavior across almost 40 dB when the pot is greater than 10%, and then asks see if you can [explain]...

10
Q: Is the semicolon now optional in bash conditionals in version 5.2?

Chad FellerThe following bash script: #!/bin/bash TEST_VAR="" if [[ -z $TEST_VAR ]] then echo "empty" else echo "$TEST_VAR" fi despite missing a semicolon before "then", does not throw an error in bash 5.2 and completes successfully, even returning 0. Running the above script on a system running ...

06:30
1
Q: Nielsen and Chuang Exercise 5.9

Jasjyot Gulati Let $U$ be a unitary transform with eigenvalues $±1$, which acts on a state $|ψ〉$. Using the phase estimation procedure, construct a quantum circuit to collapse $|ψ〉$ into one or the other of the two eigenspaces of $U$, giving also a classical indicator as to which space the final state is in. ...

06:55
1
Q: Does Bitcoin Core Validate ECDSA Signature Component r Using Mod N?

Crypto L PlateIn the book Programming Bitcoin (2019) by Jimmy Song (pg's 61-72) the ECDSA signing/verification procedure for message hash z, private/public key pair (e, P), generator point G = (0x79BE667EF9DCBBAC55A06295CE870B07029BFCDB2DCE28D959F2815B16F81798, 0x483ADA7726A3C4655DA4FBFC0E1108A8FD17B448A685541...

07:15
2
Q: Older anime with andoids, a girl, a giant refuse pile of metal parts, a elysium like giant island chained to the ground. Possibly 90s

Astar WstarAny clues? Think it was a short(ish) story, or OVA, not part of a larger series. Don't think it was a big movie like a typical Ghibli movie, but was like 2 parts if I remember correctly?

5
Q: (Reposted) Model performs well on train and cross-validation sets but inaccurate in the test set. How to solve?

Efe FRKI've been working on a CNN binary classification model, and the model performs pretty good in both the training set, and the cross-validation set as well (both practically 1.0 acc). However, I also hold a distinct testing set that I use to set my models at the very end. I do this because I use hy...

RPG
RPG
07:37
3
Q: Taking damage while dying in 3.5

Diego EliasSo, new DM to 3.5 here. Let's say one of my players is hit by an enemy while at 5hp, and takes 10 points of damage. That player is now at -5hp and dying. Now, what if they took a further 3 points of damage from say, an area attack? Would they now be at -8hp? The reason behind this questions is pu...

4
Q: Boolean rings with many automorphisms

Greg OmanDoes there exist an infinite Boolean ring $R$ (not assume unital, only associative) with the property that for any nonzero $x,y\in R$, there is a ring automorphism $\varphi\colon R\to R$ such that $\varphi(x)=y$?

RPG
RPG
07:59
3
Q: Does an Emanation extend from the center or the edge of its creature/object of origin?

gtoIn the 2024 rules, the Emanation has been added as an Area of Effect. From the Rules Glossary: An Emanation is an area of effect that extends in straight lines from a creature or an object in all directions. The effect that creates an Emanation specifies the distance it extends. This further li...

3
Q: How can I secure unencrypted credential files, for programs that assume them (like gmi/lieer)?

Krazy Glew---+ BRIEF Q: How can I cryptographically secure a credentials file that is stored on disk as plaintext? Or, rather: how can I avoid storing credentials like those for Gmail and other API keys on disk? For existing programs that assume such an unencrypted file containing secrets. I ask this que...

5
Q: What is this mysterious bar in my hotel shower?

lambshaanxyI'm staying at a rather nice hotel and the enormous shower has a diagonal bar (pictured below) in one corner, about one foot in length and mounted about a foot off the floor. What is the purpose of this? It's not at a useful height for balancing yourself, it's too small for sitting, and way too ...

2
Q: I suspect a former professor in the department led a smear campaign against my wife in retaliation for reporting him - can he be held acountable?

JohnsonTL;DR: I strongly suspect a professor in my department led a campaign against my wife (who is an instructor) to discredit her amongst the students in retaliation for her reporting him for harassment. It has devastated her. He left the university a year ago to move to another university - is there...

2
Q: Why does it seem Americans care more about "which side" wins elections?

Number FileIt seems that despite having lower turnouts than many other so-called developed countries, (which has also increased probably as a result of polarization), Americans really care about the outcome of elections. Another metric that suggests that more Americans care deeply is the completeness of the...

08:23
2
Q: The Buddha and singling out groups of people

LowbrowWhat lesson did the Buddha teach concerning the singling-out of a group in society based on their perceived transgressions?

09:08
1
Q: Should research statements be renamed to match each university's specific terminology?

user207447I'm preparing applications for multiple universities, and I've noticed variations in the terminology used for research-related documents. Some universities request a "statement of research," while others ask for a "research plan." In the cover letter, e.g., What do I need to include in a tenure-t...

09:28
1
Q: Finding the basis gates of a Fake HW FakeSherbrooke

ManuI am trying to find the basis gate on FakeSherbrooke. Not sure how to find it? Below is the sample code related to FakeSherbrooke. from qiskit_ibm_runtime.fake_provider import FakeBrisbane, FakeSherbrooke from qiskit_aer.noise import NoiseModel import math backend = FakeSherbrooke() noise_model ...

ELL
ELL
1
Q: Can the verb “require” be followed directly by an infinitive or a gerund?

user580130Can the verb require be followed directly by an infinitive or a gerund? Ex) We require to know it. We require knowing it. Are they correct? Thank you.

10:14
1
Q: Was Shlomo Molcho HY”D the author of Shalom Aleichem?

Yø-c RoI recently watched a video claiming that Shlomo Molcho hy”d was the author of the piyut Shalom Aleichem. Does anyone have any sources for this, or does anyone know of anyone else to whom it is attributed? (The source of Shalom Aleichem has already been discussed here, but I haven’t seen this part...

 
1 hour later…
11:43
2
Q: What does "khalidina feeha abad" (خالدين فيها أبداً) mean?

user48887The phrase خالدين فيها أبداً is often used in Quran. But, what is its precise meaning? As I understand it so far the "khalid" part means the immortality of the soul, and the "abad" part means either the "everlasting" or "indefinite" nature of the place? So, something like "the soul is immortal a...

12:06
1
Q: In the United States, does the amount "Due at Time of Rental" include taxes?

Franck DernoncourtI rented a car in the United States: I booked it online, planning to pick up at the airport. The online booking receipt specifies the amount "Due at Time of Rental": I wonder the following: In the United States, does the amount "Due at Time of Rental" include taxes? I.e., shall I expect to pay m...

CS
CS
12:49
3
Q: Did the U.S. government require SpaceX to study the impact of rocket launches on sharks and whales?

JonathanReezIn the linked video Elon Musk mentioned that SpaceX was asked to research the impact of Starship launches on sharks and whales, among other bureaucratic work: SpaceX had to do a study to see if Starship would hit a shark. I'm like "It's a big ocean, there's a lot of sharks. It's not impossible, ...

1
Q: Meeting on a grid

beginnerAlan is sitting at $ (0, 0) $ and Barbara is sitting at $ (4, 4) $. Each minute, Alan moves up or to the right one unit with equal probability, unless he is on the border of the $ 4 \times 4 $ grid centered at $ (2, 2) $, in which case he moves in the only possible direction that keeps him within...

CS
CS
13:11
1
Q: Voltage divider with MOSFET to save power

MichalIs this connection right? Its for ESP32 to measure the voltage of a 18650 battery.

3
Q: How to replace a random string in an HTML table?

Denys LaflammeI have an HTML file and I want to replace a string that is included between two HTML table tags. Here is an example of what I have: <tr class="noBorder"><td>string1</td><td>string2</td><td>string3</td><td>string4</td><td>random string</td></tr> I want to replace only random string with something...

13:36
1
Q: Strategy to roll a 10-sided die

Shs Tht Suppose we play a game with a 10-sided die where we roll and sum our rolls. We can stop any time, and the sum is our score. However, if our sum is ever a multiple of 10, our score is zero, and our game is over. What strategy will yield the greatest expected score? What is the expected score with...

14:20
1
Q: How would an ancient Chinese necromancer keep his skeletons burning?

DmytDuring the Xi dynasty of Ancient China, Zhang Xianzhong accidentally gained the power to animate and control the dead by supernaturally puppeteering the corpses like extremely sophisticated marionettes or remote-controlled robots, giving the appearance of resurrection. Essentially, he's a necroma...

CS
CS
14:40
1
Q: How to understand the formula of carryout in addition from book Computer Organization and Design

Bbbbbunn2023I am reading chapter 8.5 ALU in Computer Organization and Design by David A Patterson and John L. Hennessy. It first gets carryOut = b*carryIn + a*carryIn + a*b + a*b*carryIn (a and b are the two data inputs) by observing truth table (values of inputs when carryOut is 1) My questions: based on t...

15:02
3
Q: Origin of CHS geometry limits in BIOS calls

NetchA small preface: XT wire HDD interface had limits of 1024 cylinders, 16 heads and 63 sectors. But BIOS calls (int 13h with AH = 02, 03, 08) provided different limits: 1024 cylinders (CL[7:6]<<8|CH), 256 heads (DH) and 63 sectors (CL[5:0]). Later, again, wire sizes invented with ATA were 65536 cyl...

15:27
1
Q: Is it plausible for a isolated customs-fort to be collecting octroi and customs taxes simultaneously

The-gentleman-rankerSo my micro-setting revolves around the sole customs-fort guarding the entrance (land bridge/causeway) to a impoverished city. This city is a fragment of a shattered Empire where the city administration all portray themselves as being the official rump-government in order to maintain the veneer o...

CS
CS
16:09
4
Q: What is the propagation delay in flip flops?

user22336656Is this the amount of time it takes to change the output once input is placed inside? In flip flops, when we input something, the output remains constant for some time until it changes. Is this amount of time the propagation delay?

ELL
ELL
1
Q: The meaning of "parameters" in this context

user211842https://www.youtube.com/watch?v=xouZueHZ6dM (time frame 3:45) Another question people may ask is, “Will GPT-5 be AGI? (which stands for artificial general intelligence)” The answer is no, but it would be the most powerful LLM that has ever existed. When it comes to parameters, this will make it a...

1
Q: How to uniform scale (link XYZ axis values)?

mts10how can I input a value when scaling an object and have it linked in all axis (XYZ)? For instance, I want to scale a box to 0.01. How can I scale it to 0.01 without having to input the value 0.01 three times (into X, Y nad Z)?

6
Q: How to cut wooden beam into 4 parts that can be reassembled into a cube?

Will.Octagon.GibsonA wooden beam (which is a rectangular parallelepiped) with edges of 8, 8, and 27 inches is to be sawed into 4 parts out of which a cube can be made. Naturally, one should draw first and saw later. How should the beam be cut? Clarification: Assume that the sawing does not reduce the overall volu...

16:32
9
Q: A short fiction about two people who became super intelligent thanks to an experimental drug and fight to death just in their minds

AlfredI read this short fiction (not very short, probably novelette, maybe even short novella, rather than short story) about 20 years ago. In was in a collection, not sure it was in English, possibly in French translation. It definitely does not sound like a French original SF. I don't remember much. ...

TeX
TeX
1
Q: Bad output with Cyrillic text in the context of German

Hruodin Overleaf i got no errornumber, but in the output i got for „Маша живёт“ instead „ “ ist 3. Person ... \documentclass[12pt,a4paper]{article} \usepackage[left=20mm, right=20mm, top=20mm, bottom=20mm]{geometry} \usepackage[utf8]{inputenc} \usepackage[russian, german]{babel} \begin{document} \se...

16:53
2
Q: Stablizer expression(parity check matrix) to system Hamitonian for a quantum error correction code

Chris HGiven a stablizer expression (parity check matrix) of a quantum error correction code, how to obtain its system Hamitonian? I am not sure whether this is correct: for toric code, its Hamitonian is just to substract all the stabilizer. Assume the stabilizer for toric code is $A_s=\otimes_j \sigma^...

TeX
TeX
4
Q: Unwanted second label with european resistor in circuitikz

Timo LautenschlagerWhen I'm trying to use a european resistor with a label in my RLC circuit it places an unwanted second label at (0,0). I'm quite new to circuitikz so this might be an easy fix, but i can't find a solution. \documentclass[12pt]{report} \usepackage{circuitikz} \begin{document} \begin{circuitikz} ...

17:17
4
Q: What chemical elements or minerals would need to be present in material streaming from alpha centauri to convince us that it did originate there?

Ben WyvisThere is an article here Alpha Centauri in which computer models suggest objects from alpha centauri could be passing into our solar system. But how could we be sure the objects are from alpha centauri?

17:40
1
Q: Change Apache2 default tmp directory to avoid full drive

Gonzalo Cao Cabeza de VacaIs it possible to modify apache2 default configuration to use another tmp folder instead /tmp? Let's say /filestore/temp. Long story: I've some size restrictions on my /tmp drive and I would like to set an specific location for apache uploads. My application is in php but for a particulary featur...

GIS
GIS
2
Q: How to concatenate two GeoJSON vectors with different geometry type in QGIS

Pierrick RambaudI have two GeoJSON files with different shape types (Polygons for one and Points for the other) and I would like to concatenate them in a single vector layer that I can export back to GeoJSON. When using the Merge shapefile tool from QGIS I'm stuck as I'm force to specify the type. Is there anoth...

17:57
This room shall not freeze!
6
Q: Is the number of varieties of groups still unknown?

Martin BrandenburgA variety of groups is a class of groups satisfying a specified set of equations. Equivalently, it is a class of groups that is closed under homomorphic images, subgroups, and direct products. A typical example is the variety of groups satisfying $x^n = 1$, for a fixed $n$. The 1967 paper Varieti...

CS
CS
18:23
1
Q: Is it a coincidence that the smallest bit of action that fits into the universe is close to Planck's constant?

user1402154I was calculating the energy of the lowest-frequency photon that could fit into the universe, simplifying the universe as a "tube" with a length of 92.1 billion light-years (radius = 46.05 billion light-years). Here's a summary of the calculations: Wavelength of the photon: 8.7×1026 m8.7×1026m Fr...

TeX
TeX
18:48
2
Q: Commands that are \@preamblecmds: definitively not subject to hooks?

Denis BitouzéThe ltcmdhooks-doc reads: The hooks are not physically present before \begin{document} (i.e., using a command in the preamble will never execute the hook) [...] Does it mean that commands that are \@preamblecmds are definitively not subject to hooks? The following MCE seems to confirm this, whi...

RPG
RPG
19:07
2
Q: Does a Wizard with a Beguiler dip learn Beguiler spells when gaining Wizard levels?

FromSort of the reverse of an older question I posed here before. The Beguiler learns (most) spells in a pecular manner: When you gain access to a new level of spells, you automatically know all the spells for that level on the beguiler's spell list This does not specify HOW the character gains acc...

CS
CS
19:52
1
Q: Tax incidence formula derivation through implicit differentiation

dchaoSuppose we levy a specific tax $t$, then, at the new equilibrium, we have $$ D(p+t)=S(p), $$ where $D$ is the demand function and $S$ is the supply function. And this makes equilibrium price $p$ is a function of $t$. The incidence formula $$ \frac{dp}{dt} = \frac{D'}{S'-D'}, $$ where $D'=dD(p)/dp...

Law
Law
1
Q: Is a color palette from an image a derivative?

Cinder FallIf color extraction algorithms are run in an image (eg. K-means clustering), the color palette obtained from the image is a derivative work?

5
Q: Short story about a bomb that stops time being detonated in London

stephen clarkI read this short story in a science fiction anthology on Kindle within the last four years. It was written in English. It was about a time bomb (a bomb that stops time) being detonated in London. Everyone outside the affected area thinks everyone within it is dead, but they are not. An agent of ...

3
Q: Passport picture with hair but I’m bald now

Andreas Z.I applied for a new passport 2 years ago and still had medium-length hair at the time. Now the 2 years have passed and I have a bald head. Could this cause me any problems when traveling outside the EU?

CS
CS
20:36
5
Q: Does operational amplifier quiescent current depend on output current/voltage?

HypI have measured the OPA237 supply currents for different positive and negative output voltages (by setting V7 and V8, one always at 0V) using a differential amplifier as show in this simulation: I got the following results: I was surprised that the positive supply current changed significantly ...

21:01
1
Q: Index of a subgroup is finite

ArlindSuppose I have a group $G$ and a commutative subgroup $H$ and another subgroup $K\subseteq H$. So I have $K\leq H\leq G$. Moreover, suppose I know that the index $\vert G:H\vert$ is finite. I have to prove or disprove that $\vert G: K\vert $ is finite. My attempt: I think it is true. So I tried p...

21:23
2
Q: how do I keep my tremolo strat in tune?

Ken KlineI know there are a lot of advanced tremolo set-up rigs. I'm just wondering if there are some basic techniques while playing and such.

21:44
1
Q: Pronunciation: Incredulous vs incredulity

ryvantageI understand the word incredulous has a soft g in place of or augmenting the soft d. So, it's in-credge-you-less not in-cred-you-less Google (https://www.google.com/search?q=incredulous | /inˈkrejələs,iNGˈkrejələs/) agrees and the pronunciation has this soft g sound. But the word "incredulity,"...

1
Q: Invertible Matrix for diagonalisation for solving differential equations

MathematikZauber1For the following question I've gotten a matrix $P =\begin{pmatrix} 1 & 1 & 1\\ 1 & 0 & 1\\ 0 & 1 & 1 \end{pmatrix}$ that works for $P^{-1}AP=J$ but doesn't work for the final solution, I think because the final column doesn't have a zero as the matrix $P =\begin{pmatrix} 1 & 1 & 0\\ 1 & 0 & 1\...

22:06
1
Q: Which generation of hard drives no longer required you to park the heads?

Miss UnderstandsIt wasn't MFM or RLL. IDE? SATA? It was so simple! You just had to have an electomagnet override a spring that pulls the heads back. I'm surprised they didn't think of it a long time ago.

10
Q: Has the research community ever been led astray by a dumb mistake?

tparkerThis is a highly subjective question, but here goes. Has anyone ever published a result that was "taken seriously" by the research community, but was then discovered to be incorrect because of a "dumb mistake"? Allow me to (somewhat) clarify my terms: By a "dumb mistake", I mean "any mistake tha...

6
Q: YA short story about young people who crash land their space ship. They learn that adults had blocked their puberty

TestBasically looking for what is described in the title. Kids crash their ship and start living off the land without their normal rations, and they start feeling things like normal kids. I read it in a reading textbook but it was a textbook that was a sample from a publisher and not adopted by the s...

1
Q: Path Analysis with a variable use d as grouping variable and predictor at the same time

Jason ParkI am conducting path analysis using structural equation modeling (SEM) and have a question regarding the use of a grouping variable in my model. One of my key longitudinal hypotheses is whether the association between household income and later income differs based on the level of household incom...

1
Q: Pop up notifications are missing

Caleb KrcalThe pop up messages/notifications do not display when I complete actions. I am using 4.2, previously when I saved my project, at the bottom centre of the screen, a pop up message would say 'project saved' or when I merged vertices by distance, a pop up message would say '5 vertices merged'. But a...

22:28
1
Q: Cohomology of torsion points on elliptic curves

ZZP$\DeclareMathOperator\Gal{Gal}$Let $E$ be an elliptic curve defined over a number field $K$. Put $G:=\Gal(\bar{K}/K)$, and for each valuation $v$ of $K$, put $G_v:=\Gal(\bar{K_v}/K_v)$. Consider the following exact sequence: $$ 1 \to E_\text{tor} \to E \to E/E_\text{tor} \to 1.$$ Then we have a d...

 
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23:36
1
Q: How can I see what keys I've added to my keyring in Everquest?

VrastyrI've been playing a lot in the Tower of Frozen Shadows and I've gotten keys for the first 4 floors. When I right-click on a received key in the tower, the key disappears. I know it gets added to my keyring, but I have no idea where to find it. Since keys are cross-persona, I'll be back with anoth...

1
Q: Why WEEKNUM returns a different week of the year depending on the selected date of the week?

Dario de JudicibusAccording to Microsoft, the Excel function WEEKNUM is used to return the week number for the specified date based on a specific model (1 or 2). The week number indicates where the week falls numerically within a year. Model 2 means that the week containing the first Thursday of the year is the fi...

23:57
2
Q: Obscure 1990s Fantasy book series about a male barbarian class warrior who can use shaman magic?

LisaThe main protagonist is a male barbarian class warrior who can use shamanic magic while using a red gem and had a relations with a harpy who bore him a rare male harpy son. I know this isn't much. The cover, I remember was yellow with the barbarian protagonist holding the magic red gem. This has ...

2
Q: L'chatchila Ariber: what does it mean and where does it come from?

ShmuelThere seems to be a famous saying from the Rebbe Maharash, Rabbi Shmuel Schneersohn (1834 - 1882): די וועלט זאגט, אז מ'קען ניט ארונטער דארף מען אריבער, און איך האלט אז מ'דארף לכתחילה אריבער The world says that if you can’t go underneath, you must go over. But I say that you should go over to beg...

TeX
TeX
1
Q: How to vertically align the \Downarrow in equation?

ExplorerI have consulted some answers in TSE, but I didn't found satisfactory solution to solve my case in typeset \Downarrow. Here below is my MWE: \documentclass{article} \usepackage{amsmath} \usepackage{fixdif} \begin{document} \begin{align*} \d x &= W_1 \frac{\d V + C \d t}{V} + W_2 \frac{\d Y C_...

3
Q: Tabular colums separator continuous line

user3204810How can I make the column separator a continuous line? As you can see from the output, the vertical line breaks at the horizontal lines \documentclass[tikz, border=1cm]{standalone} \usepackage{pgfplots} \pgfplotsset{compat=1.18} \usepackage{amsmath} \usepackage{booktabs} \usepackage{siunitx} \beg...


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