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Q&A

Welcome to the Power Users community on Codidact!

Power Users is a Q&A site for questions about the usage of computer software and hardware. We are still a small site and would like to grow, so please consider joining our community. We are looking forward to your questions and answers; they are the building blocks of a repository of knowledge we are building together.

General Q&A about software and hardware usage

Filters (None)
60%
+4 −2
Installing WhatsApp on a desktop computer without having WhatsApp installed on a smartphone

I use Windows 10 Home. I need to install a WhatsApp client on my desktop computer but WhatsApp requires me to have a WhatsApp client installed on my smartphone to do so; Installing WhatsApp on my ...

0 answers  ·  posted 2y ago by deleted user  ·  edited 2y ago by deleted user

60%
+1 −0
How do I temporarily disconnect a Mac from the network without touching cables?

A workaround to a problem I'm having with an application on my Mac (desktop machine) is to disconnect from the network before launching the program. I headed over to the network settings to look f...

1 answer  ·  posted 2y ago by Monica Cellio‭  ·  last activity 2y ago by samcarter‭

66%
+4 −1
Why can't I play a YouTube video embedded on a website, in YouTube itself?

I usually see the Youtube logo in the embedded video, but not the fully functional video clip near the bottom at http://ceritacinta407.blogspot.com/2017/09/stella-kim-on-make-it-last-article.html. ...

1 answer  ·  posted 2y ago by TextKit‭  ·  edited 10mo ago by Wicket‭

71%
+3 −0
How to make git push/pull work again?

I have a bunch of GIT repositories on my laptop, which have their "origin" set to repositories on GitHub. After a commit in a local repository, I do git push -u origin master to update the remot...

1 answer  ·  posted 1y ago by Olin Lathrop‭  ·  edited 1y ago by Moshi‭

git
77%
+5 −0
Matrix solution software

I am trying to invert the matrix in the picture. I had done mistakes 3 times. And I heard someone in Khanacademy were saying "let computer do the hard tasks". I was trying to find better Matrix s...

3 answers  ·  posted 2y ago by Anonymous‭  ·  edited 2y ago by Quasímodo‭

50%
+1 −1
How can I see old photos, so far down a Facebook page that scrolling down freezes the browser?

One relative has taken so many photos, that scrolling down to his pictures before 2020 takes too much time and effort. But once scrolling reaches his pictures uploaded in 2020, my browser froze. I ...

1 answer  ·  posted 2y ago by TextKit‭  ·  edited 1y ago by TextKit‭

42%
+1 −2
Is a local Apache a local web server?

Is a local "web" server such as a local Apache installed on Windows with WAMP/XAMPP really a "web server"? (is it a "pseudo web server")? What would be a reasonable term to use to describe not the...

1 answer  ·  posted 2y ago by deleted user  ·  edited 2y ago by deleted user

42%
+1 −2
In Microsoft Word, how do I systematically add space before the Footnote Superscript?

Undoubtedly, it's too unproductive to add spaces manually before each Footnote SuperScript. I clicked on Manage Styles, but see no option to add such spaces PRODUCTIVELY. Word grayed out "Paragr...

0 answers  ·  posted 2y ago by TextKit‭  ·  edited 2y ago by TextKit‭

77%
+5 −0
How do I get the Pixel (Android 12) to show the incoming phone number for probable spam?

I have a Pixel 5A running Android 12 (I assume stock Android because it's a Pixel, but I don't know how to tell). The phone app that came with it reports probable spam or scam calls by labeling th...

0 answers  ·  posted 2y ago by Monica Cellio‭

36%
+2 −5
What is the formal terminology to describe the hierarchy from a screen to a window?

I figure that there are few concepts behind working with modern computer screens and GUI operating system windows. Screen size: The screen's physical size; everything including its physical peri...

1 answer  ·  posted 2y ago by deleted user  ·  last activity 2y ago by Canina‭

66%
+2 −0
How to dye all elements of an image (besides the transparent background) White?

I have a transparent-backgrounded colorful raster-image (.png). I want everything in the image to just become White (besides the background, which should stay transparent). Is there any single ac...

1 answer  ·  posted 2y ago by deleted user  ·  last activity 2y ago by Quasímodo‭

71%
+3 −0
Moved to a new OS version, didn't change project source, and now Datenstrom Yellow project won't build -- how do I debug this?

I've been using Datenstrom Yellow on a Mac running 0S 10.12.6 (Sierra) to build a personal web site (mostly a blog). The self-hosted test site (runs directly from source) and the build (generated s...

2 answers  ·  posted 2y ago by Monica Cellio‭  ·  last activity 2y ago by Monica Cellio‭

50%
+0 −0
Does changing a port address (number) necessates port forwarding?

In the past I have rented hosting services from SiteGround. I recall that their SSH/SFTP port address was different than 22 so I would assume that maybe data was forwarded from port (address) 22 to...

1 answer  ·  posted 3y ago by deleted user  ·  last activity 3y ago by dsr‭

81%
+7 −0
Delete command from Vim's command line history?

Sometimes I accidentally enter a command with a typo in Vim, e.g. :e!fil instead of :e!file. As a consequence, the incorrect command clutters the history until it is evicted from the binary .vi...

1 answer  ·  posted 2y ago by Quasímodo‭  ·  last activity 2y ago by Quasímodo‭

vim
75%
+4 −0
Why my screen automatically zooms? How to stop it?

I am in Xubuntu. Sometimes, when I use Android Studio and suddenly change my "activity". I meant whenever I visit Android Studio to Chrome using alt+tab then my screen automatically zoom. Here how ...

1 answer  ·  posted 2y ago by Anonymous‭  ·  last activity 2y ago by Quasímodo‭

33%
+0 −2
Why do you need virtual machines in these examples?

I added the numbering. It's a virtual machine. Basically, it's one or more computers pretending to be one or more computers. Believe it or not, this is incredibly useful. Say you have som...

1 answer  ·  posted 3y ago by TextKit‭  ·  edited 3y ago by Alexei‭

71%
+3 −0
How to setup Octoprint as a Windows Service?

I have Octoprint on a dedicated Windows 10 computer for monitoring a Ender 5, the only thing is that if the computer shuts down I currently have to open a command line and manually restart Octoprin...

0 answers  ·  posted 3y ago by Charlie Brumbaugh‭  ·  edited 3y ago by Moshi‭

66%
+2 −0
What is the correct way to change the color of an element in GIMP?

I marked an image element with magic wand in GIMP and then used bucket fill to dye it in another color. For some elements it worked well, but other elements were damaged (became more "aliased" or ...

1 answer  ·  posted 2y ago by deleted user  ·  edited 2y ago by deleted user

66%
+2 −0
Why can't I type text above a table?

I'm trying to insert text above a table that's at the top of the first page. Kindly see the screenshot beneath. Note that Table 'Text wrapping' is set to None.

1 answer  ·  posted 3y ago by TextKit‭  ·  last activity 3y ago by Moshi‭

60%
+1 −0
What in the HTML is preventing CutyCapt from capturing Altair output

Question I am using Altair to generate plots using python and pandas. What is preventing CutyCapt from capturing the plot in the html output? CutyCapt writes a blank png. MWE I am outputting ...

0 answers  ·  posted 1y ago by mcp‭  ·  edited 1y ago by mcp‭

50%
+1 −1
What program can automatically footnote different number of footnotes per line?

Oxford University Press (OUP) publishes the following books, and couldn't have used Microsoft Word to variate the number of footnotes per line, because harrymc affirmed I have done some tests on...

1 answer  ·  posted 3y ago by TextKit‭  ·  edited 3y ago by Alexei‭

60%
+1 −0
Avoid font colour change in macOS 11 menu bar

In macOS 11 the font colour of the menu bar automatically adapts to the darkness of the background image. On a light background it will show the text in black and on a dark background it will show ...

2 answers  ·  posted 2y ago by samcarter‭  ·  last activity 2y ago by samcarter‭

25%
+0 −4
Isn't Slug redundant, when Bleed oversteps the page and Bleed < Slug?

I read Scott's explanation, but Slug still feels redundant to me. Because Bleed < Slug, then whenever you cut the paper at Bleed, you will have cut off the Slug inescapably, simultaneously...

1 answer  ·  posted 2y ago by TextKit‭  ·  last activity 2y ago by dsr‭

80%
+6 −0
Case independent tab completion in zsh shell

I'm using a zsh shell with zstyle ':completion:*' matcher-list 'm:{a-z}={A-Za-z}' autoload -Uz compinit && compinit to allow tab completion regardless of capitalisation, e.g. cd desk w...

1 answer  ·  posted 2y ago by samcarter‭  ·  edited 2y ago by Alexei‭

66%
+2 −0
Is it possible to run the same version of MySQL on two servers, but use MySQL Community on one and MySQL Enterprise on the other?

I have two servers with identical hardware for running MySQL one is the development environment and the other is production. Currently, we are considering upgrading from MySQL Community (free) to M...

1 answer  ·  posted 3y ago by Charlie Brumbaugh‭  ·  last activity 2y ago by Trilarion‭

37%
+1 −3
Drag-and-drop webpage layout automation software which can save output in one HTML file

I seek a FOSS content management system agnostic page builder for webpage layout automation with drag-and-drop GUI. A program that would let me create responsive HTML webpages which can also be sa...

0 answers  ·  posted 2y ago by deleted user  ·  edited 2y ago by deleted user

72%
+6 −1
Get unique list of all files in a git repository, which I modified

I would like to get a list of all the files in a git repository which I modified. Take for example the repository https://github.com/josephwright/beamer . I tried the command git whatchanged --au...

2 answers  ·  posted 2y ago by samcarter‭  ·  edited 2y ago by Alexei‭

66%
+2 −0
Grub rescue error

I was using Linux mint and Windows 10 together (in different partitions). Few months I was using it freely. Today I got a message in Windows 10 (new updates available or shutdown and update) then, ...

1 answer  ·  posted 3y ago by deleted user  ·  edited 3y ago by Alexei‭

66%
+2 −0
Preventing MediaWiki from serving webpages with index.php and its query string/s, not from webserver

By default, MediaWiki serves webpages with index.php and at least one query string but I want to prevent this so to have "short URLs" (my URLs are already quite long due to the site being in Hebrew...

0 answers  ·  posted 3y ago by deleted user  ·  edited 10mo ago by Wicket‭

50%
+1 −1
Should I install Parrot OS in virtualbox?

I am new to Virtual Box. I had installed Parrot OS in VirtualBox. And, I am directly using Parrot OS from ISO. I can do everything well. But, will my data erase when I will turn off Virtual Machine...

0 answers  ·  posted 3y ago by deleted user

40%
+0 −1
In Word's Find and Replace, when to use # vs. (0, 9)? [closed]

I need to remove all the red text below with ‘Find and Replace’, but keep all green text. Input 1:23 Keep this line 1. 4:56 Keep this line 2. Snag Inputting ^#:^#^# removed the red text, b...

0 answers  ·  posted 2y ago by TextKit‭  ·  closed 2y ago by samcarter‭

66%
+2 −0
Show the command argument in Tmux status-line

This is the relevant fragment of my Tmux configuration file. set -g automatic-rename on set -g automatic-rename-format "#{pane_current_command}" set -g window-status-for...

0 answers  ·  posted 3y ago by Quasímodo‭  ·  edited 3y ago by Alexei‭

28%
+0 −3
Why can reversing the order of the same words 1. lower the total character count, and 2. eliminate the short last line of a para.?

I started using Microsoft Word ever since I was 5, but I never knew of this trick until I read the following! Why does this gambit work, when the word count remains the same? (c) Word-order cha...

1 answer  ·  posted 2y ago by TextKit‭  ·  last activity 2y ago by Chris Henry‭

71%
+3 −0
Install Emacs with native compilation support on macOS

Emacs 28.1 has support for native compilation of Emacs Lisp, which is supposed to give a significant speed boost over regular Emacs Lisp. However, to take advantage of it, Emacs must be compiled w...

0 answers  ·  posted 2y ago by NateEag‭

40%
+0 −1
Anti-Twin's Byte by Byte“ vs. ”Compare images (pixels)"

Kindly see the red rectangle below. How does "Byte by Byte" differ from "Compare images (pixels)"? Which is more accurate? What are the pros and cons of each? Advise me if I got to ask this sepa...

2 answers  ·  posted 3y ago by TextKit‭  ·  last activity 3y ago by manassehkatz‭

60%
+1 −0
Safe to delete Windows10Upgrade at 11.0 GB?

I need to free up hard drive space. What happens if I delete this folder? This Reddit thread has no definitive answer.

1 answer  ·  posted 3y ago by TextKit‭  ·  last activity 3y ago by Quintec‭

66%
+2 −0
Preventing Cura from connecting to a 3D printer?

I have Cura on a Windows Computer and an Ender 5 that I print to with Octoprint connected via USB. The problem I am currently running into is that if I open Cura before I start Octoprint, Cura will...

0 answers  ·  posted 3y ago by Charlie Brumbaugh‭

75%
+4 −0
Can a Windows 7 installation be restored by simply restoring all its files?

I'm looking for a reliable and easy backup and restore system for the OS on a Windows 7 laptop (more details below). If I were to boot it to an external drive and back up all the files on the hard...

0 answers  ·  posted 2y ago by Pastychomper‭

50%
+0 −0
Why can't I add one line of space between text? Why does Word create useless white space in between, when I hit Enter?

Kindly see the GIF below. I need merely one line of space after "Modification of this Contract" and para. 36. Why can't I delete all that useless white blank space at the top of the page, above pa...

1 answer  ·  posted 3y ago by TextKit‭  ·  last activity 3y ago by Olin Lathrop‭

57%
+2 −1
Safe to delete [e0fe99ff-3983-409E-97D9-AA6223751C46].msi?

A Microsoft T3 Support Engineer confirmed that this .msi for a third party program, not Microsoft, because it doesn't appear in the Roaming > Microsoft folder. What's this .msi for? Can I safel...

2 answers  ·  posted 2y ago by Este‭  ·  edited 2y ago by Este‭

75%
+4 −0
Programmatically changing the keyboard illumination in small steps

Background story: I would like to have a button in my touch bar which changes the illumination of the keyboard in small steps (what you normally get from pressing Illumination(up/down)+option+shif...

1 answer  ·  posted 2y ago by samcarter‭  ·  last activity 1y ago by samcarter‭

66%
+2 −0
Browser video sometimes stops working; how can I figure out why?

I leave my Mac (Mini, not laptop) running all the time, only rebooting when something forces me to (like a software update). My uptimes are usually measured in weeks, sometimes months. Occasional...

3 answers  ·  posted 2y ago by Monica Cellio‭  ·  last activity 2mo ago by matthewsnyder‭

60%
+1 −0
How do I debug this problem with a laptop sometimes not seeing some dock connections?

I have an HP ZBook laptop running Windows 10. This is a work machine with a corporate-controlled OS image, but I have some admin rights on the machine.[1] The machine was issued to me about 20 mo...

0 answers  ·  posted 3y ago by Monica Cellio‭

75%
+4 −0
Change colour of search markers in firefox scroll bar

The markings for search results in the firefox scrollbar are pink by default (requires "Highlight All" to be selected): Is there any code I can plug into a userChrome.css file or similar to chan...

1 answer  ·  posted 2y ago by samcarter‭  ·  last activity 2y ago by Quasímodo‭

60%
+1 −0
Why does Microsoft Outlook not "have permission to get email", and ask me to "update my credentials", for my AOL email?

Before March 22 2021, AOL synced with my desktop Microsoft Outlook software swimmingly! Since then, Outlook updated itself. But I changed NOTHING for both my AOL or Outlook. Outlook keeps sending ...

0 answers  ·  posted 3y ago by TextKit‭  ·  edited 3y ago by Mithrandir24601‭

45%
+3 −4
What 1. free 2. offline software for 3. Windows 10 converts math in PDFs To MathJax?

I need software to convert math in lengthy PDFs to MathJax, in order to copy and paste the MathJax to websites like math.stackexchange.com and math.codidact.com. Recommendations must be unqual...

1 answer  ·  posted 3y ago by TextKit‭  ·  last activity 3y ago by Olin Lathrop‭

77%
+5 −0
How can I force new Chrome tabs to the end of the list?

When I launch new browser tabs from links on other pages, I want the new tabs to appear at the end, not right after the current tab. Chrome (desktop) doesn't have a setting for this (or at least n...

1 answer  ·  posted 2y ago by Monica Cellio‭  ·  last activity 2y ago by Monica Cellio‭

71%
+3 −0
Simple text editor for Linux with support for coloring individual words

I'm looking for a text processor that can color specific words, just like Microsoft Wordpad can (select a word -> click the color button -> choose a color), but for a GNU/Linux system. I hav...

1 answer  ·  posted 2y ago by Quasímodo‭  ·  edited 2y ago by Quasímodo‭

60%
+1 −0
Audio book player for macOS 11.5

I'm looking for an application to play my mp3 audio books on macOS 11.5. On an older system, I was using ecoute, but this does not seem to work under macOS 11.5. Required features: resume the...

1 answer  ·  posted 2y ago by samcarter‭  ·  last activity 2y ago by samcarter‭

42%
+1 −2
Distinguish like I'm 5 years old — ArtBox, BleedBox, CropBox, MediaBox, TrimBox

I tried 4 different sets of definitions below, but they're still too abstruse! English ISN'T my first language. You don't have to read any thing below this line...I'm just showing all my work like ...

1 answer  ·  posted 2y ago by TextKit‭  ·  last activity 2y ago by DavidCary‭