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00:20
2
Q: What is "retrosternal oppression" and "oppression biosynthesis"?

Michael RobertsIn my reading of the scientific and medical literature, I have come across the term “retrosternal oppression”. Source: Jerjes-Sánchez, C. “Cardiology in the ER: A Practical Guide”, Springer Nature Switzerland (2019), p. 4, Table 1.2. Characteristic of Chest Pain Caused by Pneumothorax: “<50%: ips...

TeX
TeX
00:45
2
Q: How Do I Reproduce this Three-Column Format Within Enumerate?

GaryTo be clear, I don't demand that I use enumerate. I just want to reproduce the image. I tried variations of flalign and multicols but couldn't get it to work.

5
Q: equation vertical alignment in tabular, baseline is too low

Firestar-ReimuI want to know how to precisely configure the vertical alignment of equations in tabular, for example, \arraystretch can increase the height but cannot make equations vertically centered, their baseline is too low. Also, inline equations and display-style equations can be both well aligned. \docu...

ELL
ELL
1
Q: Is the phrase “In the morning on Friday” correct?

willywillycowThanks for checking out my question. Like the title said, is the phrase “In the morning on Friday” correct? And if it is correct to say “In the XXX on XXX”, then when EXACTLY should we use “in” and “on” for sections of a day? If no, why? I know that you have to use “on” when saying like “On the m...

1
Q: Triangle fit to square

Tracei am new to adobe illustrator and tried to fit an triangle to a square. The problem is that that is not fitting perfectly. Either the corner are outside or the line is not ending with the square. Is there a way to match them perfectly.

4
Q: Did something like floppy disk jukeboxes for home computers exist in the 70s or 80s? Would that have been a feasible concept?

scrollbearMany home computers in the 1970s and 1980s had two floppy disk drives, or owners bought a second drive, to reduce having to play disk jockey. A second drive was especially popular with Commodore Amiga owners, as many games around 1990s came with several disks (and hard drives were uncommon for th...

01:01
1
Q: Prevent users from ignoring certificate warnings

user9203881Is it possible to prevent users to bypass a certificate warning showed in their browser, and if so, how? Assuming we have no control on the remote server, and total control on the client computer. The question relates to the Chrome web browser.

01:13
4
Q: Prove that the group generated by sum of two subgroups is isomorphic with their cartesian product

Cezary CzubałaWhile studying abstract algebra I encountered the following question: Given an abelian group $G$ and its two sub-groups $H_1, H_2$, such that $H_1 \cap H_2=\{e\}$, prove that the group generated by $\langle H_1 \cup H_2 \rangle$ is isomorphic with the group $H_1 \times H_2$ (their Cartesian prod...

RPG
RPG
6
Q: Why can't any oath give powers similar to that of a Paladin?

user2851843According to PHB p.82 the Oath itself is a source of power for paladins (emphasis mine). Whatever their origin and their mission, paladins are united by their oaths to stand against the forces of evil. Whether sworn before a god’s altar and the witness of a priest, in a sacred glade before natur...

1
Q: What are these > at the right of unterminated lines, when I do a systemctl status or a journalctl for example?

MarcWhen I do a sudo systemctl status elasticsearch.service or a journalctl -xe on èDebian 11_ I have this output: many lines are ended with > characters and I don't know how to handle these lines to see their remaining characters. Or to disable this feature and see the commands doing a normal outpu...

2
Q: I2C scan returns more devices than connected

M0WW0MI am using an ESP32 WROOM 32D on a self-designed PCB to read from two sensors: an IMU (LSM6DSO32) and a pressure sensor (LPS22df). The IMU reads and writes flawlessly, while the pressure sensor hasn't so far. To see wether the chip works at all, I ran an I2C scanner program, which cycles through ...

AI
AI
1
Q: Clarification on GANs for text generation

Ramiro Hum-SahA GAN-like architecture for text generation is proposed in 'Generative Adversarial Networks for Text Generation'. The setup is the following: The generator of the GAN is proposed to be a recurrent neural network that its by itself a text generator. The internal latent vectors of the GAN ( denote...

02:03
6
Q: How could we prove "there exists" a linear transform that converts convolution to multiplication?

askquestions2Let's pretend the Fourier transform was never invented. Well, how could we prove there exists a linear transform $L$ over complex numbers such that, for two convolved integrable functions $f*g$, that $L[(f*g)(t)] = k \cdot L(f)L(g)$ for some normalization constant $k$? I don't know much about abs...

3
Q: How do I properly cache a menu item that varies by user?

Ryan EastabrookWe are attempting to show a users first name on a profile menu for authenticated users. We added a lazy builder to the hook_preprocess_page hook in our theme given this is highly dynamic content on heavily cached pages. if ($account->isAuthenticated()) { $vars['current_user_first_name'] = [ ...

02:19
2
Q: Calculation of average of sums is very slow

atapakaI have these functions f[x_, n_] := 4/\[Pi] Sum[Sin[(2 k + 1) x]/(2 k + 1), {k, 0, n - 1}]; \[Sigma][x_, m_] := 1/m Sum[f[x, k], {k, 1, m}]; If I do: Plot[{\[Sigma][x, 500]}, {x, -0.01, 0.01}, PlotRange -> {Automatic, {-1.2, 1.2}}] It is painfully slow. Is there any way to speed this up witho...

2
Q: Inject parameters and an object into pipeline processor using DI

gjakovaimeHow do I pass a parameter to the processor's constructor AND resolve its dependencies? In the config I have: <processor type="Feature.ErrorHandling.Pipeline.HttpRequest.PageNotFoundProcessor, Feature.ErrorHandling" resolve="true" patch:before="processor[@type...

1
Q: seo friendly url not working

JayreisI have a folder structure like the below www.exampe.com/distributor/index.php and I want to access the file via an seo friendly www.example.com/distributer/abcinc and then in the index.php want to get the value of the last segment in this case abcinc into the page as a variable My issue is I am ...

4
Q: Learning how the DFT codes work

dbraneI am a beginning PhD student studying topological materials and strongly-correlated systems, such as high Tc superconductivity. I am using density functional theory in my work. I am wondering what I need to know in order to master DFT calculations using vasp (and also QE). I currently have some l...

3
Q: Kolmogorov 0-1 law counter examples for almost independent variables

Petri Kattilakoski According to Kolmogorov 0-1 law, if $ \left(X_{i}\right)_{i=1}^{\infty} $ are independent, then the the tail sigma algebra is trivial. I want to construct such variables which are "almost independent": k wise independen, such that the tail sigma algebra is non trivial. We can look at $ X_{i}\sim ...

02:45
3
Q: why can't we accept the null hypothesis but we can accept the alternative hypothesis?

user900476I understand it's reasonable only to not reject the null hypothesis. But why can we accept the alternative hypothesis? What's the difference?

03:43
1
Q: Should my authoritative nameserver's zone records use the registrar's nameservers?

StevieDI'm migrating my nameserver machines from a datacenter into a cloud service (AWS) by replacing each of the physical machines with virtual machines. The nameservers I am migrating are authoritative for dozens of different domains. During this process, I noticed something weird that has me confused...

1
Q: Is there an EVM based blockchain that allows to receive a stable coin in msg.value?

JTConI am looking for a EVM based network (like Polygon, Fantom , etc..) that allows to receive USDT, USDC or any stable coin as payment in msg.value function Thanks !

CS
CS
04:02
3
Q: Ferrite bead selection

ShannonIn some pages online, it is mentioned that "whenever possible, the targeted noise frequencies should fall within the bead’s “resistive band,” meaning the range of frequencies in which the resistive impedance dominates the reactive impedance." Does that mean that if I have noise that is between 50...

5
Q: How do you integrate a curl operators?

SMAI have this proof that I need to do and I don't know how to execute a certain step. The part that I don't get is this; $$-\nabla \times E = \nabla \times (w \times B)$$ The notes just say, "Integrating we get"; $$E = (-w \times B) + (-\nabla \psi)$$ Where $-\nabla \psi$ is the constant of integra...

CS
CS
04:27
1
Q: Smoke coming from hood. Car turned off . wrong coolant was added..Why wont car turn on or what could be the issue

Lucy Aguilar2011 Toyota Camry got an oil change and friend added coolant (dont think it was the right one). For a couple days when i would drive car would make loud noise. Drove it for couple days when one day the check engine light came on and car turned off, smoke came out of the hood, oil and coolant leak...

04:49
3
Q: Why the ContourPlot and ListContourPlot show reversed plot?

zhenman yuandear All! Here are my code for the same kind of plot, because I thought Contour Plot is time-consuming, so I tried ListContourPlot instead. But I don't understand why the figure generated by ListContourPlot seems to have flipped axis? Code using test function: F[x_, c_] := 1 - CDF[NormalDistribut...

CS
CS
4
Q: Why spontaneous emission?

So LaFrom what I have understood Einstein somehow deduced the A and B coefficient for spontaneous respectively stimulated emission to match the observed blackbody radiation/Planck spectrum. How did he come to this conclusion that there should be emissions that are spontaneous? What causes that all emi...

DIY
DIY
1
Q: Pull my own electric meter?

Tyler MTLDR: I've got a chicken-or-egg situation where I can't fix the electric until I install a shut-off, and I can't install a shut-off until I fix the electric. What happens if I pull my meter on the down-low? I bought a new house, and the wiring is a little sketchy. Not "burn down the house" sketch...

05:14
3
Q: Can I use/when can I use dotted rests in time signatures such as 5/8 or 7/8?

Seth KnightI'm writing a song that changes to 7/8 and I'm wondering if or when dotted rests are appropriate (assuming that dotted rests are appropriate for compound meters).

6
Q: Create a responsive receipt cutoff in css

klaurtar1I am trying to make some HTML and CSS look like a receipt. I want the bottom of this receipt to look like it was torn off. I have gotten an ::after style that looks close to what I want, however on mobile devices it is showing up with some weird lines. I need a responsive design that looks good o...

RPG
RPG
8
Q: Is a moon considered to be on the same Material Plane as the planet it orbits?

Alexis WilkeI was thinking about an adventure where my player characters have to travel to Selûne and come back with a creature found on the moon. However, the creature would be too large for travel by ship (at least for any ship the characters could get their hands on). So I was thinking that one way to com...

05:31
7
Q: Movie about a family with an illegal 3rd child on a planet people are trying to escape

Kevin Movie was definitely released before 2016. it is about a family with 3 kids for some reason it is illegal to have more than 2 kids. I think the reason is that the planet is in very poor condition air quality is very bad and at the brink of being uninhabitable. The youngest(around 9 yrs old) ge...

05:56
5
Q: '80s/'90s post-apocalyptic book with people randomly going insane

augustI read a book from my dad when I was younger and have been trying to figure out what it was for years. He has no idea what it was. It was a post-apocalyptic book where, I believe, the apocalypse involved people snapping and going insane at random. If I remember correctly, the main character's gir...

06:20
6
Q: Where do the Jewish prayers in the Siddur come from?

AttributeI am new to Judaism, and just bought the transliterated artscroll siddur. I have yet to consume the entire introduction, but have glanced through it, interested in getting to the prayers. I realize I have no idea where the prayers come from though. In the introduction it says many come from Psalm...

06:33
2
Q: Are there rules for "pronunciation" 略字?

istrasciI get that this might be subjective since 略字 themselves originated (mostly) subjectively, but are there any rules for being able to create/use new ones? For example, the 广+マ representing 魔 or 摩 is quite common. This blog post shows 木 + キ to represent 機 (which I've seen), but it also shows 艹+ヤ f...

06:43
5
Q: Why did the pilots in Top Gun: Maverick invert at the crest of the mountain before descending?

t-martIn "Top Gun: Maverick", the pilots plan to perform a bombing run in the valley of a craterous mountain range in F-18s. At the crest of the first side of the crater, the pilots were instructed to roll to an inverted attitude, start their descent, and, then, roll back over. The in-movie explanation...

07:01
2
Q: Is doing a PhD in philosophy with a master's in an unrelated discipline viable?

voidptrI have a master's degree in computer science, and have been working as a software developer outside of academia for about a decade. I'm considering trying to transition into academic philosophy with the ambition of having an academic career, as far fetched as this may be. I'm evaluating the follo...

07:14
3
Q: Transistor working region hypothesis

ludicrousIn the following circuit of a transistor I know that \$V_A = 2.5V\$. How do I know in which zone the transistor is operating? As I understand it, I should make an hypothesis into one of the working regions until it either contradicts or validates itself. I've tried reading some questions here and...

DIY
DIY
07:29
1
Q: Found a surprise wiring

RuskesAbout to exchange the ceiling fan, have not disconnected it. The fan has 2 separate wall switches one for fan and one for light. It is a simple fan without remote speed control (has a pull chain for that). While I think I understand the wiring from looking from bottom, LIGHT, FAN, and 2 neutral t...

3
Q: Short fantasy with Merlin and Arthur's granddaughter in modern times

AndrewThis is a short story from Asimov's Science Fiction Magazine in the 1980s, I think. Merlin finds Arthur's daughter in a modern American city, for purposes I don't remember. The key thing I remember is the shocking revelation that I believe the story ends with the daughter reconciled with Merlin ...

07:46
2
Q: Chopin Etude op. 10 No.1 - why the D sharp in the bar 8?

wonderichIn Chopin Etude op. 10, No.1, the bar 8, why does Chopin choose to have D sharp (D#) in the purple square quoted below? Why not choose the more natural D there? Is there logic, a good reason, and expression behind it?

2
Q: Interviewer keeps stringing me along

ale10anderAbout 8 weeks ago, I interviewed for a position. The interview went well, and they gave me a verbal offer, telling me to expect a written offer within the week. I put in my 2 weeks' notice and left the job at the time. I did not hear back that first week, and when I reached out for clarification,...

08:11
5
Q: Bach French Suite BWV 816: Allemande - what is the ornament with the swoosh at the end?

Anthony AlbaI am using this (Henle) reference for ornamentation: https://www.henle.de/media/foreword/1816.pdf. The ornament in bar 9 looks like "idem" but the swoosh comes at the end (instead of at the beginning). I would appreciate advice on how to realise this. Wikipedia calls this a slide: https://en.wiki...

08:41
1
Q: Is it bad practice to have a 'super admin' - so they effectively bypass security checks in your system?

CoopsI have seen a few system designs in my time and one question keeps cropping up: Is it bad practice to have 'super admin' - single user - or 'super admin' privileges in your system? By that I mean giving one or many users 'super admin' privileges so they basically never see a "you do not have perm...

09:01
8
Q: Live a longer life

caird coinheringaahingConways' Game of Life is a well known cellular automaton "played" on an infinite grid, filled with cells that are either alive or dead. Once given an initial state, the board evolves according to rules indefinitely. Those rules are: Any live cell with 2 or 3 living neighbours (the 8 cells immedi...

09:18
5
Q: In "A Quiet Place" are there monsters in every continent?

LcSalazarWe know that monsters can't swim. A group has survived in a small island. If those monsters came from space (as it seems from the ball of fire falling from heaven in the begining of the movie 2), they may not have arrived in every continent. And if so, the monsters wouldn't reach people in Austra...

TeX
TeX
09:34
2
Q: Change color for each item in itemize

eigenvalueConsider the following simple code: \documentclass[11pt]{article} \begin{document} \begin{itemize} \item plain text \item I want this to be blue \item another text \end{itemize} \end{document} The result of the code is Now, suppose that I want to make the text color of the ...

3
Q: Mirrors used for focusing sunlight in outer space - could they be automatically oriented towards the sun using sun sail rudder, like windmill rudder?

Pink SweetenerTo be most effective, a windmill must face into the wind. Some windmills achieve this with a passive yaw system, where the wind automatically adjusts the direction the windmill is facing, often with a tail fin. For my story, space fairing people use mirrors to focus sunlight onto water boilers,...

Vi
Vi
09:50
2
Q: How Can I Use The Error Color for `guibg` and `ctermbg`

AmarakonI have the following Vim code which highlights trailing whitespace in red: highlight ExtraWhitespace ctermbg=red guibg=red match ExtraWhitespace /\s\+$/ But instead of making the color "red", I want to use the color scheme's default error color. I tried using "error" instead of "red", but that d...

10:26
2
Q: Are there plausible ways a spacefaring society could develop along feudal lines?

king of panesThere are works in science fiction (the Dune saga probably being the most famous of them) where in the future, a space-faring human society has somehow, instead of being a republic (at least in name, if not in fact) or turning into megacorporate entities, has reverted to feudalism with clear-cut ...

3
Q: Are arbitrary nonempty intersections of principal filters principal?

underwhelmerSuppose $\langle L,\leq\rangle$ is a lattice with join $\sqcup$. Let $F_1$ and $F_2$ be principal filters on $L$. Thus, for $i\in I=\{1,2\}$ there are $x_i\in L$ so that $F_i=\{y\in L:x_i\leq y\}$. In this situation, $F_1\cap F_2$ is also a principal filter, because $F_1\cap F_2=\{y\in L:x_1\sqcu...

10:43
2
Q: Evaluation rules in Plot for function

nullgeodesicSay I have some test function, which evaluates an integral, such as test[a_, b_] := Integrate[Exp[-(a^2/2) x^2]*Sqrt[x^2 + b^2], {x, 0, \[Infinity]}, Assumptions -> a > 0 && b > 0] and in this case returns a confluent hypergeometric function $$\mathrm{test}(a, b) = \frac{\sqrt{\pi}}{a^2} U ...

CS
CS
3
Q: Does a Mobius resistor have zero inductance? How would you calculate the inductance?

TruthWikipedia describes a Möbius resistor as follows, and the Patent for this device gives a similar description. A Möbius resistor is an electrical component made up of two conductive surfaces separated by a dielectric material, twisted 180° and connected to form a Möbius strip. As with the Möbius s...

10:56
4
Q: Why after 1. d4 Nf6, 2. c4 is so common but after 1. c4 Nf6, 2. d4 is so rare?

ZurielI am using Lichess's master database and after 1. d4 Nf6, 71.63% of the game continues with 2. c4. However, after 1. c4 Nf6, only 5.22% of the game continues with 2. d4. Are they not essentially the same opening? My question is: Why after 1. d4 Nf6, 2. c4 is so common but after 1. c4 Nf6, 2. d4 i...

2
Q: Is it legal to remove a contributor's name from code?

ICE_PlaneUser Mark makes repository A and releases the code under the MIT license with their name in the license. User Jeff forks the repository makes some improvements and adds their name to the license file (still using the MIT license). Then Jeff makes a pull request to Mark's repository. Is it legal f...

RPG
RPG
11:44
2
Q: What spells can be used to increase the speed of another creature over an extended period of time?

Ayden sMy party and I are flying on the back of a large undead creature (homebrew) to go extended distances. It has a speed of 50, so we estimate that if it moves and dashes as an action it gets 100ft per round, or ~11.37 mph. What spells or other abilities would be able to cause a significant differenc...

1
Q: In Star Trek: First Contact, why didn't the Borg go back in time before they entered into Federation space?

user57467In Star Trek: First Contact (1996), during the battle with Starfleet which takes place very near to Earth, a Borg Sphere comes out of the damaged Borg Cube and then it uses time travel to go back in time to the year 2063 AD. I am wondering that if it had always been the Borg Queen's intention to ...

RPG
RPG
12:09
3
Q: Does the stress damage from Wish reduce temporary hit points?

DopplegamerThe rules for Temporary Hit Points are described in the following fashion: Some spells and special abilities confer temporary hit points to a creature. Temporary hit points aren't actual hit points; they are a buffer against damage, a pool of hit points that protect you from injury. (emphasis m...

DIY
DIY
12:31
1
Q: Lag bolt pilot hole diameter for softwood - unthreaded shaft splitting wood

g491I'm planning to screw some 3/4 inch lag bolts through a couple of 4x6 PT southern pine beams and looking up pilot hole diameters for softwood it seems like either 3/8" or 13/32" is recommended for the pilot hole size. This seems fine for the threaded part of the bolts, but I'm concerned that the ...

DBA
DBA
12:42
1
Q: What is the benefit of indexing assuming that SQL server has huge memory to accomodate the entire database in memory?

variableI understand that index seek allows the server to quickly go to the desired page(s) by looking up the index, therefore the benefit is obtained by not having to read all pages of the queried table from disk into memory. This question is assuming: there is huge memory for the entire db to live in ...

1
Q: If all demons are believers, then why are some humans atheists?

Spirit Realm InvestigatorAccording to the Bible, all demons are believers: You believe that God is one; you do well. Even the demons believe—and shudder! (James 2:19 ESV) Yet, this is not the case for (all) humans. Some humans are atheists. Why? Why are there no atheist demons? Why are there atheist humans? Are there f...

Law
Law
4
Q: Would a lifetime gym membership be subject to bankruptcy proceedings?

JonathanReezA person in the state of Washington purchases a gym membership that entitles them (and them alone) to visit the gym for the rest of their lifetime, in exchange for a single lump sum payment. A few years later said person fails to pay down their debts and declares bankruptcy. Would the court be ab...

ELL
ELL
1
Q: Is the word "here" unnecessary in this sentence: "Hi, Bob the Canadian here"?

yunusThe following is the first sentence from a native speaker's video on Youtube about leaning English. He says: "Hi, Bob the Canadian, here, let's learn English at the grocery store." He is simply introducing himself, and I can't quite understand why he does use the word "here", because I don't see ...

13:41
1
Q: Why were hiragana and katakana never merged into one system?

LarperI am familiar with the history of why these two writing systems were invented, and my question comes more from a modern practical standpoint. In my understanding, hiragana and katakana both have same sounds, they are just written differently. Katakana is for foreign words and onomatopoeia, and hi...

 
2 hours later…
15:18
1
Q: Renaming multiple files by removing a single number (1 & 2) in each file

veridian21I have approx 200 files named in the format: paired_dat_11_R1.fq paired_dat_12_R2.fq paired_dat_121_R1.fq paired_dat_122_R2.fq paired_dat_851_R1.fq paired_dat_852_R2.fq I just would like to rename the 2 to 1, while leaving the R1 and R2 values intact: paired_dat_11_R1.fq paired_dat_11_R2.fq p...

1
Q: Would hoofed creatures bother with sails on their ships?

Jacob BadgerSo I am working on a species of large quadrupedal sentient beings at a level of technology similar to 16th century Asia. Specifically I was trying to conjure up an image to what their sailing vessels might look like when a thought struck me. Would these creatures bother with sails? Now here is w...

3
Q: Use of Fatou's lemma to prove almost everywhere convergence

EnricoI was trying to solve point 4. of this question based on an excercise taken from Probability Theory by A. Klenke (3rd version). Here is the link for completeness, but you can continue without reading as I am reporting here the main features below: Proof of Cramér-Lundberg inequality I am not sure...

15:56
2
Q: Do pilots need different license for each type of aircraft?

ksatutatiyorijoI have heard before that even an experienced 747 pilot can't operate 787 without attaining the specific license first.

16:11
3
Q: What are all of the non-solo types in Pokemon games?

proutIn the Pokemon games that I have played (R/B/Y, G/S/C, R/S/E), I recall that there are some types that never go alone For example, there is no pure Flying type Pokemon, there would at least be Normal associated to them The question is: what are all of the Pokemon types that require dual typing?

6
Q: How do applications determine if instruction set is available and use it in case it is?

malatindezJust interesting how it works in games and other software. More precisely, I'm asking for a solution in C++. Something like: if AMX available -> Use AMX version of the math library else if AVX-512 available -> Use AVX-512 version of the math library else if AVX-256 available -> Use AVX-256 versio...

1
Q: Why transformation matrix has a last row of [0 0 1]?

Sembei NorimakiI'm trying to understand transformation matrices. A rototranslation matrix has the following formula: [ cos(theta) -sin(theta) x ] [ sin(theta) cos(theta) y ] [ 0 0 1 ] This matrix rotates a certain point theta radians with respect to the center and then translates it [...

1
Q: Members seen as functions when using `this` keyword?

kuco 23Lately I'm getting an error when using pragma solidity 0.8.11; contract Contract { uint256 private member; constructor (uint256 _member) { this.member = _member; } } linter would complain Member "member" not found or not visible after argument-dependent lookup in contract ...

GIS
GIS
4
Q: QGIS: Better way to show extent of print composer maps in main canvas

sidapo_cartisanI want to display the extents of print composer maps in the main canvas as polygons ("map footprints"). Currently I am using the geometry generator with the expression make_rectangle_3points and then copying the extent coordinates from the print composer maps to the expression, e.g.: make_rectang...

16:39
1
Q: Why is the hot part of Webb's MIRI cryocooler in the 300K area?

Kevin KostlanLonger wavelengths require cooler temperatures to detect efficiency. The MIRI detects all the way out to 25um and so needs to be cooled to 7K. Webb can passively cool down to 40K with it's sun-shield, which is very good because at 40K the black-body radiation is 3000 times weaker than at 300K. A ...

2
Q: Do we need to cite articles to the paper from the journal to where we are sending to?

user3571389Me and my colleagues are trying to publish a paper since July of this year. Unfortunately, we have sent the papers to three journals, but on all three occassions, the response we got from the editor was that the paper "does not fit the journal". To this end, I have a simple query: Do we need to c...

2
Q: What is string theory's replacement of interaction terms from Quantum field theory?

Ryder RudeIn Quantum Field Theory, the calculation of scattering amplitudes relies on interaction terms like $\lambda \phi^4$ or $\psi ' \gamma ^{\mu} \psi$. These are products of field operators calculated at a spacetime point. Derivation of most interaction terms employs local gauge symmetries, which is ...

17:14
1
Q: Does fidelity only rely on unitary gates?

JERMYI'm now studying quantum ML and now studying about fidelity ($\mathcal{F}$). To my knowledge, fidelity means the distance between two quantum states, $\textit{i.e.,}$ if $\mathcal{F} ==0$, then the two quantum states are identical. From this, suppose initial quantum states $|0\rangle$ goes on arb...

CS
CS
17:27
1
Q: change/edit FASTA headers

AmitI have a FASTA file with 97,000 entires arranged like this : >tr|A0A075B6G3|A0A075B6G3_HUMAN Dystrophin OS=Homo sapiens OX=9606 GN=DMD PE=1 SV=1 I want to have an output like this: >A0A075B6G3|1|training I am aware of many one liners in sed, perl and awk but none are working . I have something ...

TeX
TeX
2
Q: Is there a way, to make Latex interpret strings of spaces as strings of spaces?

aky-herI need to have the spaces in my code correspond to the spaces in the final pdf, but latex automaticly replaces a string of spaces with one space. Is it possible to somehow change this behaviour? I need to use spaces as the unit and I need the code to not be longer than the actual space, and reada...

17:51
2
Q: Estimation of Bernouilli parameter: what confidence interval?

StefTwo years ago I answered the question: What are the odds in Scrabble of not being able to make a legal move on opening? This question is asking for the value of the parameter in a Bernouilli distribution. A player is dealt a hand of letter tiles; then either they can form a word, with probability...

CS
CS
18:17
1
Q: Demodulator circuit design

jessica smith Below is Triangular Modulation Output of a Triangle input wave Below is weird Modulation Output of a Triangle input wave when it is connected to demodulator The modulator circuit is quoted from Andy at here HI all, I have been trying to understand modulation and demodulation circuitry as part...

18:40
1
Q: Implict function in economic models

John M.I'm studying an economic model, and I'd like to understand why the authors of the book wrote as follows: Consider the following equation: $L_u = \phi(q_{L,t}-Q_t)l_{u,t}$ $~~~~~~[1]$ then, since $q_{L,t} = \frac{\eta}{w_{u,t}}$ and $l_{u,t}= {\frac{w_{u,t}}{\alpha \epsilon^2 L_s^{1- \epsilon}}}^{...

ELL
ELL
19:13
1
Q: Is word 'trunk' only used in the meaning of a stem of a tree or can it also be used in the meaning of a stem of any plant?

JustLearnSo there's nothing else that I can add. That's just my question: Is word 'trunk' only used in the meaning of a stem of a tree or can it also be used in the meaning of a stem of any plant?

1
Q: Driving fast on gear 4 and smelling burnt smell after

Laura SpikesI was driving about 60 to 70mph on freeway on gear 4. Started smelling a burnt smell and ended up getting a flat tire. Was able to use spare tire, and was able to drive home no problem, but now I smell burning in the car. What does that mean?

DBA
DBA
2
Q: Failed upgrade path for Cassandra 2.0.17 -> 3.11.11 -> 4.0.5

mardanyanI have Cassandra cluster which has been initially installed Cassandra 2.0.17 version. During the time it has been upgraded through minor and major version, at the end it's on 3.11.11 version. Now I'm trying to upgrade it to 4.0.5 version, but it exits with following error at startup. ERROR [main]...

19:39
1
Q: Stamping out and reentering a country with a native passport

HorseHairIf I'm in Turkey on a US passport, but have a Turkish passport, do I need to leave the country to stamp out on the US passport and not overstay my visa? Assuming I'm a citizen of both countries (and have always been a Turkish citizen with a Turkish passport).

2
Q: Responsa regarding the tooth fairy or alternatives

Yaakov PinskyI'm looking for halachic opinions regarding actively allowing children to believe in the tooth fairy through giving them prizes for putting teeth under their pillow etc. I would also like to know if perhaps there is some alternative legend/story told by Jewish people to replace this one. I am awa...

2
Q: Why is there no WORD_BIT in limits.h on Linux?

rahmuFrom the manpage man limits.h: {WORD_BIT} Number of bits in an object of type int. Minimum Acceptable Value: 32 However if I run a simple program: #include <limits.h> #include <stdio.h> int main() { printf("%d\n", WORD_BIT); return 0; } However when trying ...

20:27
2
Q: Unintentionally overstaying in the Schengen area by 5 days without exceeding the visa expiration date

user25372So I have been in the Schengen zone this summer entering on 15th of June, 2022 and exiting on 30th of August, 2022 for business with Italy being my visa issuing country and first entry point. However, the visa issued by Italy had a 45-day duration limit expiring on August 2nd. Due to the fact tha...

DIY
DIY
1
Q: Is it necessary to use more than two grits for a sanding job?

Chris AA lot of sandpaper multi-grit packs suggest that you should work your way through all of the grits from coarsest to smoothest on a job. The way I see it, it seems like only two are necessary - the coarsest to remove any excess material from what you're working on, and the smoothest to smooth out ...

1
Q: Does taking quotients commute with taking the group algebra?

DevVorbI ll preface this by excusing myself because I am not quite sure how to ask my question. Basically I was messing around with group algebras $\mathbb{K}[G]$, I found it interesting that sub algebras correspond to sub groups, and morphisms between group algebras correspond to group homomorphisms (f...

2
Q: Color burn function in mix RGB node

Anim gogglesHey guys I have a doubt about the color burn function in the mix RGB node in the blender. The formula for the color burn is 1-(1-a)/b, but when I change the first input to 0.8 and the second input to 0 then the color burn function outputs like the image I have provided down below, but based on th...

5
Q: What is the meaning of 'baize over a budgerigar'?

Games Explorer " - And we wait," Ron finished, throwing it over Hermione's head like baize over a budgerigar and rolling his eyes at Harry." Harry Potter and the Deathly Hallows: Chapter 12 What is the meaning of “baize over a budgerigar”?

2
Q: How are BAR registers handled between end points in PCI Express?

Joseph StarI have a question related to the PCI Express protocol. I managed to understand most of the features of the PCI Express protocol but could not entirely understand the enumeration process. I know the root complex sets the BAR registers of every end point on the link, but how do end points learn BAR...

20:44
3
Q: Strategy: The cunning cousin witch

graffeThe wizard has a cunning cousin who is a witch. She looks down on the wizard, regarding him and his puzzles as mathematically naive. On reading his latest puzzle, she scorned him for always asking discrete problems with what she (unfairly) characterises as simple solutions, where the real, prope...

1
Q: Nikon Micro-Nikkor 55mm f/3.5 pre-AI

MrUpsidownI own this (mechanically and optically superb) lens since quite some time and was wondering why the blue marks that say 1:1, 1:1.5 and 1:2 don't actually correspond to the reproduction ratio that the lens produces on my full frame sensor. Photo courtesy of Erik Haak / Chasa Imago / Flickr - http...

1
Q: Base64 or hex to attach auth tokens to URL?

DevelJoeI just came across this question, but it does not really answer my main concern that I have regarding password tokens. To authenticate a client who is not logged in; I generate two random tokens and then use one as the DB selector, the other one as the validator, to authenticate an unknown client...

21:10
2
Q: VII-i cadence in a minor key

user21820I have read many people claiming that this cadence is actually a disguised V-vi in the relative major. But as a pianist and composer I do not feel this way at all. For a concrete example, here is a simple random sample I just made up, ending with the cadence VII-i. Is there any well-known compos...

CS
CS
2
Q: P-CH MOSFET high-side switch not turning on

Simeng Fu The datasheet of SE2305Q is HERE I have an LCD screen that comes with a backlit_power pin which requires 3.3 V to light up. It draws quite some current, and I don't think it is good practice to directly connect it to the microcontroller. Instead I used this P-channel MOSFET to act as a switch. ...

2
Q: What is the motivation to study Modern mathematics?

Tryst with FreedomI believe in the beginning of Human race, mathematics emerged as a necessity so simplify descriptions of the things we observe in our daily life. But as of the last few centuries, it seems so Mathematics has departed from this physical utility perspective and moved to a sort of "a thing with it'...

21:44
2
Q: What factors would contribute to a medieval era mechanical revolution?

StargazerIn our real world we have had wind mills, water driven sawmills, castle draw bridges, catapults, rope and pulley cranes and many other simplistic mechanical devices not forgetting pre-medieval marvels such as the Antikythera mechanism and Roman thermodynamics or post medieval Leonardo da Vinci ma...

2
Q: Surjective operator between Banach spaces takes closed unit ball to a closed set

A. Salguero-AlarcónAssume $X$ is a Banach spaces, $Y$ is a finite-dimensional normed space, and let $T: X \to Y$ be a (linear, continuous) onto operator. The open mapping theorem asserts that $T$ is open. However, it need not be closed (the canonical projection $\pi_1: \mathbb R^2 \to \mathbb R, \ \pi_1(x,y)=x$ is ...

2
Q: No commands with a binding that start with C-c C-x

LhooqWith a vanilla emacs 29.0.50, if I hit C-c C-x it hangs waiting for another key but if I hit C-h the *Help* buffer only contains: No commands with a binding that start with C-c C-x I tried with a stable 28.1 emacs and I have the same behaviour. Which part of emacs is responsible for binding C-c ...

21:56
2
Q: Can shifting front derailleur while not peddling cause damage

Rohith NambiarI was in school when someone shifted the front derailleur from 2 to 1 without peddling, the problem is I am not sure how long ago it was shifted, at max it could have been 6 hours, does this do any significant damage damage to the front cassette or derailleur or the shifter? Bike: Scott subcross ...

1
Q: Why does a super admin on multi site get a rest_user_invalid_id error code when requesting user details through REST?

OpenHausMy goal is to (completely) delete users from a multi site installation using the REST API. Using DELETE or GET ends with a rest_user_invalid_id error code even though the user (and its id) exist. curl --user "superadmin:TOKEN" -X GET https://example.com/wp-json/wp/v2/users/5 The authentification ...

1
Q: Determine ABI of installed app

Daniel WalkerFor a particular installed app (in my case, com.android.chrome), is there a way to tell which ABI is being used (e.g., arm64-v8a)? I know I could launch the app and run file on /proc/<PID>/exe but I'm wondering if there's a way to do this by examining the app itself.

4
Q: How to increase self-esteem of team?

Karol WójciszkoI've just joined the new company. There are few developers team, and each of them is responsible for another part of the product. I'm the engineering manager of the one of teams. The problem I'm facing is that my team claims that their work is not important. One of the members said that we are "a...

22:16
2
Q: What TV show is playing in the first episode of Ms. Marvel?

user10191234In the first episode, Kamala Khan gets home and lies on a sofa and watches the TV only to be interrupted by her mother's complaining about the material she is seeing. The image was flipped upside down but it probably showed something not conservative enough to trigger her mother's reaction. Any i...

22:34
1
Q: Move modules from vendor to app

AartStaartjesWe've took over a Magento2 store which is using several (payed) modules without a working license key which wont be provided by the previous agency. The modules are created by the previous agency, so there isn't an option to get a working license key. Since the modules are part of the composer pa...

1
Q: write cache in RAM for NFS?

jim7475is there a way, solution for a Linux server (SLES) to put write (or even read) caching in RAM? Having big RAM, ex.: 2 TBytes, but limited NFS IOPS and we need a big IOPS for DB files, stored on NFS.

1
Q: QecSim vs Stim for simulating QEC

Surgical CommanderI am starting a quantum error correction (QEC) project and I would like to invest some time at the outset familiarizing myself with a nice software library that can be used to simulate different codes. I am aware of two publicly-available candidate libraries, qecsim and Stim. From their documenta...

22:50
1
Q: Package rar is not available, but is referred to by another package

Eric SandvikI've added multiverse repository as per similar questions. I also confirmed on https://packages.ubuntu.com/jammy/rar that the package should be in that repository. My version: ubuntu@ubuntu:~$ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 22.04.1 LTS ...

3
Q: Converting specific positions of a List into Sublist

codebprSuppose I have a List of numbers: num = Range[5] I want to combine the second and the third element into a sublist to get the result as {1,{2,3},4,5}. I tried using this: MapAt[List, num, {{2}, {3}}] which is not giving me the desired result. What changes are needed to be made? Can the same cha...

DIY
DIY
2
Q: Can I safely remove this drain cover to my shower stall?

Dan BCan I safely remove this shower drain cover? I want to snake my drain, but this shower cover seems to be grouted in. I had to remove the grout from the screws to get it out. I spayed with WD-40 and then tried to pry it out using one screw driver in one of the holes and laying another across the g...

4
Q: Why is this condition sufficient for a topological space to be irreducible?

Ahmed OmariI am studying an article about the space of valuation rings by Koji Sekiguchi and while trying to establish a morphism of ringed spaces, he used the fact that the space $Zar(K\mid A) $ of valuation rings contained in a fixed field K and containing a ring A, equipped with the basis of topology: $...

CS
CS
23:19
1
Q: What is the legal status of [A Declaration for the Future of the Internet]?

Agnishom ChattopadhyayOn the State.Gov website, the 3 page document called [A Declaration for the Future of the Internet] can be found, and a number of countries are listed at the bottom who supposedly are participating in this declaration. However, I am somewhat concerned about the seriousness of this document, consi...

2
Q: Why is there a transformer in a radio receiver?

jessica smith This circuit is a radio receiver. The above picture is quoted from here and here. My question is in the diagram. It looks like a transformer symbol. Is it even essential? Can't we use a transformer and just use the inductor (highlighted in blue in the picture) as our antenna? We can just use an...

1
Q: How are NP-Hard problems managed in game development contexts?

Strong_DualityWhen NP-Hard problems arise in game development, how are such problems dealt with? Through heuristics or solvers or a combination of both?

1
Q: RHEL 7.9 and OS compatibility with DELL server GEN 15 PowerEdge

King Davidwe want to purchase the dell servers Gen 15 machines , total machines should be around 85 servers these servers should used for Hadoop cluster as data-node machines and the OS should be RHEL 7.9 version so before we continue to purchase the dell servers Gen 15 machines we want to know if there ar...

2
Q: Python function: user input to get positive integer using assert

eddyxideIs it a bad thing to use asserts to validate user inputs? Or should I keep using an if statement in case the number isnt positive? Code with assert statement: def get_posit_n() -> int: from locale import atoi while True: try: number = atoi(input('Enter a positive integ...

2
Q: Do I have to make a move on a DGT board at the start of the game when opponent is not present?

cmgchessIn a situation when you are playing on a DGT board as white and your opponent has not yet arrived at the board, should we still make the move on the board after the game has started? Let's say your opponent is still on the way to the tournament and therefore has access to the live broadcast and y...

6
Q: Sci-fi dystopian novel where not being addicted to any substance is illegal

Ayberk ÖzgürI'm looking to identify a sci-fi novel I read as a teenager I scarcely remember now: Dystopian setting. Not being addicted to any substance is illegal. Smart people choose to get away with being addicted to tobacco, alcohol etc. and stay away from worse substances. Protagonist has to battle a mo...

23:43
2
Q: What does a chain connecting two enemies mean?

StevoisiakEarly in chapter 1 I encountered a yellow chain linking two enemies together. Other enemies I've fought didn't have this chain. What does a yellow chain linking two enemies mean?

23:55
2
Q: A puzzle from OPUS VIII

Prim3numbahI just got a mail from an online puzzler who calls himself OPUS VIII. He said he wants to see if I have what it takes to become a member of his secret online puzzle club. He said it's time limited and that he'll send a mail when the time is up. I have no idea who he is or how he got my email, may...


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