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00:17
2
Q: Do rediscoveries justify publication?

Manfred WeisI have found a new solution for a problem in Computational Geometry but after intensive research learned that the key idea was already known in a different field of mathematics but also hard to find in the literature of that field. Question: What are criteria that allow one whether or not to pub...

2
Q: Is my evaluation for this multiple linear regression correct?

SVillI'm working on a multiple linear regression, following the tutorial by RegenerativeToday at https://www.youtube.com/watch?v=wH_ezgftiy0, using the insurance dataset at https://github.com/rashida048/Datasets/blob/master/insurance.csv. I'm going a bit further than the video, though, and am applying...

2
Q: US IRS Form 4562 "basis"

WGroleauUS IRS Form 4562 line 19h(c) … Is the basis the market value in the year "placed in service" (first rented out)? Or do we update the value every year? The former makes more sense to me, but someone or something gave me the impression it is the latter.

DIY
DIY
00:38
2
Q: Can I protect my EV car charger's cable with aluminum tape and a stainless steel hose helix?

ikjadoonMy EV car charger / EVSE is a Emporia Classic 48A Smart charger, installed on an exterior wall at the driveway. The J1772 cable is 24 feet long and will drag along the concrete driveway + bushes + grass next to the driveway. I'd like protect the cable from abrasion and wildlife: our neighborhood ...

CS
CS
01:01
2
Q: How to utilize zener diode specs

nuggetheadI'm learning about zener diodes and am unclear about how to interpret their dynamic resistance. According to The Art of Electronics (Horowitz and Hill, first edition, p. 11-12): Included in the specifications of a zener will be its dynamic resistance, given at a certain current. (Useful fact: ...

Law
Law
3
Q: What happens if a client involved in active litigation disappears?

kenodSo, say a lawyer is representing someone in an ongoing civil case. Initial documents have been filed, maybe one or two motions have happened. However, the client, because of some reason (lets say a criminal investigation linked to the civil case, or evidence of a crime uncovered during proceeding...

1
Q: How to install Raspberry Pi OS without using Imager?

loco.loopHow can you install Raspberry Pi OS without previously installing Imager? (In either Linux or macOS using the command line ideally, without installing additional tools.) I searched a bit online but I didn't find it. I guess the question has already been answered somewhere... From intuition, it fe...

01:26
2
Q: Accused of violating NDA on thesis

user1110I received my degree in Mathematics last year and spent my last semester working on my master's thesis. The topic was of interest to a private company, so I joined a project (4 months) partially founded by them. The final thesis that I presented to my university was purely mathematical, I had no ...

 
1 hour later…
02:32
3
Q: Why the instability metric is a ratio?

Mattias SantoroI've just started studying coupling metrics and I'm having a hard time understanding instability. I find the term quite misleading and I don't understand how it can really help me develop better software. If I understand correctly, "instability" itself is not a bad thing: a package that is totall...

2
Q: How can I change the location of `.zsh_sessions` directory

SaurabhThe ZSH sessions directory gets created in $HOME/.zsh_sessions. How can I change this directory's location ? Haven't found anything searching on Google and DuckDuckGo.

DIY
DIY
2
Q: Grounding a single receptacle

Robert KThe electrical receptacle (outlet) for my refrigerator is a 3 prong that is really just a 3 prong that’s replaced a 2 wire older receptacle, meaning only black/white no ground. For a legit ground can I run a separate ground wire to the cast iron sewer line or a grounding rod just outside the wall...

02:56
6
Q: What's the deal with De Morgan algebras and Kleene algebras?

Gro-TsenThe notion of Boolean algebras, and the corresponding classical propositional logic, is very standard, and it is easy to find information about them (for example, among many other such works, there is a three volume book titled Handbook of Boolean Algebras). Heyting algebras (essentially “Boolea...

3
Q: Are renormalizability and the criticality of a PDE synonymous?

CBBAMIn the physics literature a quantum field theory is qualitatively classified as renormalizable, super-renormalizable, or non-renormalizable. This heuristic is based on how many Feynman diagrams converge. In more rigorous approaches to quantum field theory, especially in the stochastic quantizati...

1
Q: In what order should I watch the Hunger Games films?

Rohit GuptaI haven't yet read or watched The Hunger Games. I am now thinking of watching the movies. Are they chronological, or can I watch them in any order?

3
Q: What does one contemplate to become a sotāpanna?

Bhikkhu111What does a Buddhist practitioner, based on the 8 fold path, and deepening practice contemplate to become a sotāpanna (a stream-enterer)?

CS
CS
03:42
2
Q: How does time dilation affect the synchronization of clocks in different gravitational potentials?

Michael YoannouHow does time dilation affect the synchronization of clocks in different gravitational potentials, as described by the general theory of relativity? For example if we consider two clocks, one located at sea level and another at a high altitude (e.g., on a mountain), how would the difference in gr...

CS
CS
04:05
1
Q: How can a Lenovo ThinkPad get the power rating from a power supply with only a two-pin connector?

U. WindlIf the question is the same as How smart are laptop power bricks for Lenovo Thinkpads? I apologize, but I'm not familiar with "power bricks". I have a Lenovo ThinkPad that requires significant power, so it was delivered with a 170W power supply. When I bought the corresponding Thunderbolt docking...

1
Q: What is the origin of the term "Dog Character" in the context of fighting games?

NathanSI remember reading an article about Tekken 3 once, specifically I remember it talking about the guest character "Gon". He's a little dinosaur character, half the size of all of the other fighters, and this article I was reading described him as a "Dog Character". I don't remember anything about t...

04:51
2
Q: Moksha - Who all are eligible to get moksha

KarthikThe concept of Moksha: Does it apply to all the jivas on earth such as insects, animals, birds, humans, etc. Or does it apply only to humans? I am not asking whether other non-human jivas are capable of getting moksha or not. Whether they are capable or not is a separate thing. Only humans have t...

DIY
DIY
2
Q: Can’t seem to get threaded connection to not leak

MichelleI just replaced my electric water heater and I can’t seem to get the cold connection to not leak. There is a drip that is in the same spot no matter how much or little tape I use or how tight it is. And there is a droplet that seems to be forcing out of the tape not even near the connection. Any ...

DBA
DBA
1
Q: Is there any information in Query Store that can be used to find block leaders?

J. MiniI am on a server with major blocking issues. Not deadlocks, just plain blocks. We know that it is the server's primary bottleneck. However, they do not know what the block leaders are, so I do not know which queries to tune. I could install more monitoring, but I've noticed that they have Query S...

CS
CS
05:37
1
Q: Lowest processable signal level after FFT with given noise level

wanekI have the following problem: I have to amplify a low voltage level signal which is the output signal of a sensor. The signal is always a sine wave with f = 1 kHz and no DC offset. After amplifying this sine wave the output is digitalized with a PC sound card. By my calculations at the output of ...

DIY
DIY
1
Q: Installing a 240V outlet on Aluminum Wiring for an Electric Oven in Old House

SwissI would like to replace my gas stove with an electric stove. It seems like the kitchen was originally wired for an electric stove - there's a 50A breaker in the panel box labled "oven". I reached out for quotes from a couple of local electricians, and the rates seem extremely high for the work - ...

1
Q: What is the tradeoff which makes high altitude training effective?

Davis YoshidaIntuitively (feel free to tell me if this premise is wrong), the reason humans don't all have maximally strong muscles at all times is that maintaining larger muscles is more expensive. That's why we have to work out to build muscle rather than it being the default. Why isn't the cardiovascular b...

GIS
GIS
06:02
1
Q: Get number of pixels in raster layer with valid data

Mark PolczynskiIn QGIS3, how do I get the number of pixels in a raster layer with valid data?

TeX
TeX
2
Q: box several horizontally connected cells in an array. Is there a command similar to \Aboxed?

JasperI would like to box several horizontally connected cells in an array. \Aboxed from mathtools is only working for two horizontally adjacent cells, and is omitting any extra cells. \documentclass{article} \usepackage{mathtools} \begin{document} \textbackslash Aboxed works for ``boxing'' two horizon...

2
Q: Gifting $10k to my 17 year old nephew

Steve DI am very close with my nephew, and I've been saving a little bit here and there throughout his life to give him before college. I now have about $10,000 in my investment account earmarked for him. I'm trying to think through all the options (and their pros/cons) in terms of how to gift this mone...

06:23
1
Q: How can I revoke Terminal's access to dragged-in folders?

MattieI intentionally do not grant the standard macOS Terminal app "Full Disk Access". What I had done recently, in order to access a folder's contents that Terminal normally could not access with this setup, is dragged that folder into the terminal window. This copies the path of the folder and also g...

Law
Law
07:09
1
Q: What do I do with a package that is delivered to my address but the name is wrong?

TylermiguelSeem's for the person that lived at my apartment previously. I have no way of contacting them.

2
Q: How to stop Apple Sports live activities watch notifications?

pkambI like the Apple Sports app for checking scores. I've added a number of teams as "favorites" so I have easier access to them, more than just my actual favorite teams. This works mostly fine on the iPhone. I see the teams when I open the sports app. It sometimes shows them in the Live Activities ...

07:34
2
Q: How to recover a messy SD card?

asahinThere is a messy SD card that I want to wipe out all data and partition table. I have already tried it in windows with diskpart. And exception detail on event log : "Cannot zero sectors on disk \?\PhysicalDrive2. Error code: 5@0101000F" Also I have tried to write 00 to all sd card sectors. Bu...

3
Q: What is interactive review stage in a journal's review process useful for?

user40491I am in the process of revision of my manuscript that I have received feedback from reviewers. In the journal the paper is in the "interactive review" stage. I want to know what are the benefits of this stage? If I want to communicate with referees, for which purposes and matters can I send them ...

 
1 hour later…
08:43
2
Q: I want to be a research technician. What consequences could dropping my PhD impose given that I only need a Master's at most to be a technician?

zzmondo1I'm a 5th year PhD student in the US studying Experimental Psychology with an accepted Master's from a different Experimental Psychology program. I've had a fairly rough grad school experience overall, which my older posts can elaborate on. I'm currently living with my parents 4.5 hours away from...

CS
CS
09:04
1
Q: Quantum gravity and perturbative parameters

FreedomIn discussions regarding quantun gravity we generally state that we need to develop a nonperturbative theory since "in quantizing gravity there are, in perturbation theory, infinitely many independent parameters (counterterm coefficients) needed to define the theory." We know that our observable ...

1
Q: What is the basis for the view of Oneness in Theravadha?

Bhikkhu111What is the historical and scriptural basis for the modern Theravada Buddhist view "Life is one and indivisible", "everything is one"? Is this a view that has been added later? Is it a misrepresentation of right understanding?

6
Q: Why does C#'s Thread.MemoryBarrier() use "lock or" instead of mfence?

RookI was reading some older MS documentation, The C# Memory Model in Theory and Practice, Part 2 and was interested to read: One possible fix is to insert a memory barrier into both ThreadA and ThreadB... The CLR JIT will insert a “lock or” instruction in place of the memory barrier. A locked x86 i...

3
Q: Animated short - brief history of mankind

PeteI saw an animated short film in a UK cinema circa 1982-4. There was no dialogue. There were sound effects and music score. Running time between 5 to 10 minutes. Plot was a brief history of mankind, technology development, and perpetual fighting. A montage of images included a knights one in black...

1
Q: Sent Pepe to ETH address on Coinbase and is not showing

Abdiaziz GassI have sent Pepe coin from MetaMask to ETH address on Coinbase and is not reflecting on my Coinbase account. On MetaMask is showing that the transaction was successful.

ELL
ELL
09:50
1
Q: "That right there is why…”

Englishgood With Duke down by four points in the final seconds of the game, it tried a long on-bounds heave, but to no avail, and the Demon Deacons won a thrilling win, and fans at Lawrence Joel Veterans Memorial Coliseum were so excited that they stormed onto the court. But as they rushed to the floor, Fil...

9
Q: 1980s or 90s space cartoon with a space prince and princess

ViktoriaI saw it in the 90s on a VHS. I think it's an 80s cartoon. This is what I remember of it: A space prince all dressed in blue, looked like a skinny version of He-man with brown hair. A space princess all dressed in pink with red hair, skinny. An evil queen/witch all dressed in green. The prince c...

10:15
1
Q: Importing a .tak file into Blender

Mia AlexanderI used an Optitrack system to capture motion and the files saved to my SSD as .tak files, not .bvh. Is there any way I can a) convert these files into .bvh or b) import them directly into Blender?

11:01
2
Q: Can a storage device completely erase itself while performing the erase?

security_paranoidLet’s say I have a some form of storage media (HDD, SSD, USB, whatever.) But I only have one. Is it possible for this sole storage device to, without using any other form of storage device, erase (over-write with binary) itself when it’s the storage device whatever erasure program/code is running...

TeX
TeX
1
Q: Why can't I exclude my answer environment?

D GWhy can't I exclude my answer environment? Edit 2: Actual code but the problem still exists. \documentclass{article} \usepackage{comment} \usepackage{xcolor} \includecomment{answer} \renewenvironment{answer}{\par\color{red}}{} \excludecomment{answer} \begin{document} \begin{enumerate} % \item ...

11:45
3
Q: Circular modal logic question: Does it makes sense to ask if it is possible for the set of possible worlds to be empty?

AnnikaI'm exploring the logical (im)possibility of nothingness. When thinking modally, I realized that there is an interesting "metamodal" phrase you can write about the set of possible worlds (W): ◇(W=∅) This is basically asking if it's possible that the set of worlds is empty. My first thought is t...

 
3 hours later…
14:25
1
Q: Is Exception caught in the Service class a matter of preference?

RuiIn a Java EE legacy project, almost all the DAO and Service classes are written in a a way that DAO level does not catch any exception and instead the service classes catch(Exeption e) in all of their methods. The following is an example when adding a new method to the DAO and Service A new find ...

CS
CS
3
Q: Darlington-driven PNP vs. MOSFET

ereischI'm reimplementing an 80's-era controller board for which I have schematics but no gerber files; the original board has damaged traces so I'm trying to stick mostly to the original design, with modern upgrades in only a select few places. One series of driver circuits I'm not fully understanding ...

DIY
DIY
1
Q: what kind of range hood do I need?

Calvin RunnelsI just moved into a relatively old house and removed the old stove and range hood, which were both nonfunctional. The hood when removed revealed one broken wire coming out of the cabinets (and not obviously accessible through the cabinets). There is a fan vent to the top right of the stove area b...

14:49
2
Q: Is there a theorem in metaphysics that basically says, "Biting the bullet will be inevitable in any metaphysical theory?"

AnnikaGiven the scope of metaphysics, it seems that our desire to have a completely intuitive explanation of "why" is hopelessly naive. I have a feeling that there is a metaphysical theorem that basically says that "The true metaphysical theory will necessarily contain elements that defy your intuitions"...

15:37
1
Q: block nvme0n1: no uuid available providing old nguid - after disk cloning

adrianTNTOn Rocky Linux 9.2 I made a copy of my full ssd with a software in order to replace the SSD, then I put just the new SSD in and booted from it, I seen a startup delay saying: A start job is running for /dev/disk/by-uuid/AB24-1D3D (1min 27s / No limit) Timed out waiting for device /dev/disk/by-uui...

3
Q: The Talking Dog's Treats

CurletaTwo people, Matthew and William, needed to pay a mysteriously talking dog $11 in order for it to rent them an electric sled. Unfortunately, the two didn't have any money, so they offered the dog treats instead, and it agreed. There were three types of the treats the two had: red, yellow, and blue...

16:00
1
Q: Did Superdana manufacture a 66 AC outlet power strip/surge protector?

Giacomo1968This January 2023 Reddit post purports to show a power strip with 66 outlets. Extension Cord 7 in, SUPERDANA Power Strip Surge Protector with 12-14 USB Charging Ports and 66 AC Outlets, 900W/4A, Flat Plug Power Outlet for Home, Office, Dorm, Gaming Room, Fire. The text already seems fishy as i...

CS
CS
16:21
1
Q: Low Resolution in Org Latex Preview

Priyanshu KalalOn a high res display the, preview produced by 'org-latex-preview' , i.e., 'C-c C-x C-l' is pretty low res and fuzzy compared to text. I found this similar question and the suggested solution was to (setq org-preview-latex-default-process 'dvisvgm) for Org version 9 or to (setq org-latex-create-...

Law
Law
1
Q: Is using a virtualised android instance or emulator within "operating system vendor supported or warranted configurations"?

User65535The NHS app is required for certain features of the NHS. In the terms of service it states: 9.1. You may not use the NHS App: on any device or operating system that has been modified outside the mobile device or operating system vendor supported or warranted configurations. This includes devic...

TeX
TeX
16:46
1
Q: safe divide command for pgfmathparse to enable equality checks involving division by zero

JasperI want to check if two quotients are the same using \pgfmathparse{}. I want it to work even if one quotient divides by zero. Clearly 3/0 and 0/3 are not the same, but \pgfmathparse{} stops at the division by zero. \documentclass{article} \usepackage{pgf} \begin{document} \pgfmathsetmacro{\a}{3} \...

17:07
2
Q: Any critique of a Platonic Realm of mathematical objects?

SpeakpigeonDid any philosopher ever published a detailed criticism the idea of a Platonic Realm of mathematical objects or entities as ridiculously inflated, along the lines of Bertrand Russell's famous criticism of the Meinongian "menagerie"? Thank you for any scholarly reference.

2
Q: Should I use multiply or divide to add a margin to the selling price of my product?

ilovetolearnI am working with a salesperson to add a 20% margin to the product that I am selling. My plan was to do a (1+0.2) * cost price whereas the salesperson told me it should be cost price / (1-0.2) . Which formula is right and why?

17:29
3
Q: Are Quantum Algorithms better than classical algorithms for all problems?

user93353My question basically boils down whether Quantum Computers are better computers or are they only different computers? Is there a quantum algorithm for every problem which is at least as fast as the classical algorithm? If yes, then the fact that it has faster algorithms for some stuff like Factor...

CS
CS
2
Q: What are the consequences of Gorman's paper community preference fields?

StrandtomtIn the book Underskud from 2024, Emma Holten claims that [G53] shows that "no mathematically elegant proof exists that markets distribute and set prices in an optimal way" (my translation). I guess this refers to the conditions for individuals (parallel Engels curves) that must be fulfilled for t...

1
Q: What is the Calvinist/Reformed solution to the Problem of Hell?

Chess IceHow could a loving and just God condemn people to eternal conscious torment, a punishment that seems disproportionate to any finite sins committed in a limited human lifetime? If God desires all to be saved, why would He create souls knowing they would end up suffering forever, and why make salva...

 
1 hour later…
18:41
1
Q: How to protect against fake gold bars?

gfdsalMost Minted Gold such as PAMP comes with QR code for authentication. You simply scan the QR code at the back of the packet and it gives you the certificate in the app. My question is whats stopping the fakes to replicate the QR code along with the fake gold. Does that mean there is no way the gol...

TeX
TeX
19:04
3
Q: How to draw this matrix with stairs and submatrices?

Rustam MaminHow to draw this matrix? Is it possible to draw this matrix with help of nicematrix package? Thanks.

3
Q: What's the difference of using smoothstep and linear interpolation for antialiasing?

MosI am currently writing a fragment shader where I want to draw an antialiased line. My first instinct was to calculate the color of each pixel based on the distance to the line. Something like: (using pixel coordinates) strength = clamp(lineWidth - distance, 0.0, 1.0); After doing some research o...

 
1 hour later…
20:11
4
Q: How to detect if the KERNAL load/save routine is currently active on a CBM system?

Peter B.On a Commodore 64, I have a custom interrupt routine running in parallel with a main program, and I need to detect if the KERNAL is currently performing a LOAD or SAVE operation via I/O. Unfortunately, I cannot modify the main program's code to signal the start and end of these operations because...

20:36
2
Q: Nest "For Each" loops in Geometry Nodes

TheJeranI want to make a simple test of connecting a line to and from each point in an icosphere. I have it so that we loop through each point, get the location, feed that into another loop and use that location along with the location of every other point to create lines. We ignore this creation if the ...

6
Q: C# basic calculator

VoizzieI just started learning C#, and I don't want to use any Youtube tutorials if not necessary. I made a basic calculator, but I feel like I could've used more of the advantages of C#. And what I did that is inefficient? Console.WriteLine("Enter the first number: "); int a = Convert.ToInt32(Console.R...

 
2 hours later…
22:08
1
Q: How can I solve a multi-delay differential equation?

walid fssmI hope this message finds you well. I am currently trying to solve a delay differential equation (DDE) with multiple constant delays and plot the solution, but I am encountering difficulties, and I would greatly appreciate any help or guidance you can offer. $$\frac{d^2}{dt^2}y(t) + \frac{2}{t+\f...

RPG
RPG
22:29
1
Q: Why would you not issue orders to a facility?

Nobody the HobgoblinThe Bastion rules in the DMG say (p. 336) On a Bastion turn, a character in their Bastion can issue special orders - called Bastion orders- to one or more of their Bastion's special facilities. A character needn't issue orders to all the special facilities in their Bastion on a given Bastion tur...

2
Q: How does the Warlock's invocation Gaze of Two Minds interact with a creature with the Invisible Condition?

BryanThe warlock's invocation Gaze of Two Minds (GoTM) provides a fascinating ability to use another creature's senses and potentially cast spells as if the warlock is in their space. However, there seems to be a lack of specificity regarding how the spells interact when they come from "the recipient"...

4
Q: Brushing pastries with jam

VickyI've made these apricot pastries using puff pastry, pastry cream and tinned apricot halves: https://entertainingwithbeth.com/french-apricot-pastry-recipe-with-video/ I know they would be better served fresh from the oven, but that's not an option in this case, I need to serve them tomorrow. Am I ...

1
Q: How to DSolve[{-0.8*y'[x]*y''[x]/(1 + (y'[x])^2)^1.4 == 0.77781490, y[0] == 0, y[1] == 1}, y[x], x]

Ratul SenguptaHow can I solve this equation using DSolve in Mathematica? DSolve[{-0.8*y'[x]*y''[x]/(1 + (y'[x])^2)^1.4 == 0.77781490, y[0] == 0, y[1] == 1}, y[x], x]

 
1 hour later…
Law
Law
23:38
1
Q: Can Netanyahu use sovereign or diplomatic immunity as his defence to evade the arrest warrant issued by the ICC?

bestofthebeastI listened to some experts, and I think the answer is no. But I'm not sure why. By the way, I'm not sure if it's more relevant "sovereign immunity" or "diplomatic immunity". Answers are welcome for each case. EDIT: I did some research, and even if this question is answered, I don't think Netanyah...

2
Q: What does methenoel mean?

RichFIn episode 7 of Demon Lord 2099, the protagonist defeats his foe by dissolving him in some sort of magical battery acid. The Demon Lord declares to the dead soul, "Marcus, let us meet again after your methenoel" (English sub on Crunchyroll). Fine and dandy, at least the awful dragon CGI was endi...


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