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1500 questions
509
votes
7 answers
How does a computer restart itself?
How can a computer restart itself? After it's off, how does it tell itself to come back on again? What kind of software is it that can do this?
Seth Carnegie
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- 3
- 16
- 13
508
votes
17 answers
Is there any 'sudo' command for Windows?
I always work on a non-administrator account on my Windows computer. Sometimes I need to install programs which requires administrator access. As I mostly use the Windows command prompt, is there a Windows command to escalate privileges, similar to…
ukanth
- 10,660
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- 43
- 60
507
votes
9 answers
Did I just get hacked?
I am developing a consumer product, and it is supposed to be connected to the Internet, so as expected, it is connected to the Internet so that I can properly develop it.
I went away for an hour or two, and when I came back to my office I noticed…
vaid
- 3,539
- 5
- 16
- 19
505
votes
5 answers
Remove audio from video file with FFmpeg
How can I strip the audio track out of a video file with FFmpeg?
Rami Dabain
- 5,297
- 4
- 17
- 10
501
votes
9 answers
Can I delete the folder C:\ProgramData\Package Cache\?
There is a new folder full of installers located at C:\ProgramData\Package Cache\. I believe this is from Visual Studio 2012 RC.
Can I delete these gigabytes of data without consequences? Are they all temporary files? It's a beta product so I'm not…
Ben L
- 5,380
- 3
- 18
- 26
489
votes
28 answers
How to check if a binary is 32 or 64 bit on Windows?
Is there an easy way to check if a binary is 32 or 64 bit on Windows? I need to check before I move the program to a 32bit machine and experience a spectacular failure.
Septagram
- 5,348
- 6
- 20
- 21
484
votes
20 answers
How can I make Chrome stop caching redirects?
I am working on a web application that is using redirects (for pretty URLs).
I am trying to debug logic in the way the redirects are working. However Google Chrome keeps remembering the redirects and even after I change the code, redirecting the…
JD Isaacks
- 8,354
- 11
- 40
- 41
479
votes
7 answers
How to remove systemd services
If I install a new service then decide I don’t want that application anymore and delete it, the service is still listed in the output from systemctl as error.
Where is this coming from and how can I remove them thoroughly?
eMeL
- 4,891
- 3
- 15
- 7
477
votes
5 answers
How to open files in vertically/horizontal split windows in Vim from the command line
There must be a way, something like this:
vim -[option]
to open files from command prompt and not from within Vim.
split windows vertically or/and horizontally
in separate tabs
Andrei Chikatilo
- 5,069
- 4
- 17
- 14
477
votes
7 answers
What is the difference between executing a Bash script vs sourcing it?
What is the difference between executing a Bash script like A and sourcing a Bash script like B?
A
> ./myscript
B
> source myscript
Scottie T
- 4,971
- 3
- 19
- 10
477
votes
15 answers
How to enable execution of PowerShell scripts?
When I try to execute my PowerShell script I get this error:
File C:\Common\Scripts\hello.ps1 cannot be loaded because the execution of scripts is disabled on this system. Please see "get-help about_signing" for more details.
At line:1 char:13
…
Pavel Chuchuva
- 11,769
- 5
- 22
- 24
476
votes
14 answers
Does e-mail address obfuscation actually work?
Most of the time when I see someone post their email address online, especially if it's a personal address, they use something like
me [at] example [dot] com
instead of the actual email address ([email protected]). Even top members of this community…
Kyle Cronin
- 7,359
- 6
- 40
- 40
474
votes
21 answers
How to download files from command line in Windows like wget or curl
How can I download something from the web directly without Internet Explorer or Firefox opening Acrobat Reader/Quicktime/MS Word/whatever?
I'm using Windows, so a Windows version of Wget would do.
Paolo Tedesco
- 1,549
- 4
- 12
- 15
473
votes
14 answers
Test if a port on a remote system is reachable (without telnet)
In the old days, we used telnet to see if a port on a remote host was open: telnet hostname port would attempt to connect to any port on any host and give you access to the raw TCP stream.
These days, the systems I work on do not have telnet…
Steve HHH
- 6,960
- 6
- 29
- 37
470
votes
9 answers
How can I free up drive space from the Windows installer folder without killing Windows?
On my SSD machine, the C:\Windows\Installer folder is massive and takes up about 15% of my total disk space.
Is there a way to clean up that folder without killing Windows 8.1/10? Tucking away the installers on the OS partition seems wasteful.
DeepSpace101
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