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1500 questions
122
votes
6 answers

Can I write (200 MB - 150 min) music to a (700 MB - 80 min) CD?

I have mp3 songs of audio quality 320 kbps. The total size of the songs is around 200 MBs with a total playing time of around 150 minutes. Can I write these songs to an audio CD, whose specs are following: 52x top recording speed on a CD-R/RW…
skm
  • 941
122
votes
6 answers

A command-line or batch cmd to concatenate multiple files

I have 50 text files in one directory. Is there a Windows command-line method to concatenate those files into a single file? I am using Windows Vista. I don't want to type the name of all files.
Mirage
  • 3,183
122
votes
13 answers

How can I shrink a Windows 10 partition?

I use a big single partition on a 1TB platter drive with Windows 10. I would like to shrink the partition down so that I can mirror the drive to a smaller but faster 256GB SSD. I bought the drive without planning much. (Oops.) I saw that I'm only…
kdbanman
  • 1,976
121
votes
7 answers

If DOS is single-tasking, how was multitasking possible in old version of Windows?

I read that DOS is a single-tasking OS. But if old versions of Windows (also including Windows 95?) were just wrappers of DOS, how could Windows run as a multitasking OS?
ps-aux
  • 3,755
121
votes
6 answers

How do I modify my Git Bash profile in Windows?

I'm using Git Bash on Windows 7 and would like to set up Bash profile aliases such as alias gs='git status' to make my life easier. How can I do this?
Brian
  • 1,431
121
votes
10 answers

Upgrading and installing packages through the Cygwin command-line?

I'm a blind computer user that uses Cygwin. The installation program isn't very accessible: upgrading, installing, and removing specific packages is quite hard to do since you have to use simulated mouse keystrokes to click and scroll. Is there a…
Jared
  • 2,265
121
votes
8 answers

How to check the physical health of a USB stick in Linux?

How to check the health status of a USB stick? How do I know that a USB is broken beyond repair, or repairable?
valpa
  • 1,311
121
votes
20 answers

Is there a shortcut key to duplicate a tab in Google Chrome?

Is there a keyboard shortcut to duplicate a tab in Google Chrome? I've read through all the replies in the Google Chrome Forum thread, but there's no hope there. The only hope I get from that page is: Next update for Chrome should definitely…
Pacerier
  • 27,223
121
votes
7 answers

Is there a unicode character for the Windows key?

I'm trying to communicate over text the Windows keyboard shortcuts. For the ones that use the Windows key, I don't want to type "Windows key +" each time. Is there a unicode character for the Windows key?
Gabriel Fair
  • 3,806
121
votes
7 answers

How can a processor be made faster with a "software" update?

The new AMD processors Ryzen are out on the market and unfortunately they seem to lack in gaming. Intel processors are obviously still faster for gaming. People of course weren't in favour of this and AMD made a statement saying that they're…
realvictorprm
  • 1,121
121
votes
8 answers

A DownThemAll equivalent for Chrome

I'm looking for a Chrome extension / add-on that's like DownThemAll in functionality. Basically an add-on that will allow me to bulk download files with the same extension and/or pattern from a web page with a single click. Does anyone know if…
sivabudh
  • 3,145
120
votes
7 answers

In ffmpeg, how to delay only the audio of a .mp4 video without converting the audio?

In my .mp4 file the audio delay is -3840 ms. I synced it in KMplayer, and I don't want to use MKVGUI to make a .mkv file. I just need to delay the audio by 3840 ms, everything else should be left intact. What would be the right command to accomplish…
Alireza
  • 1,201
120
votes
6 answers

Why do some AC adapters and power supplies generate a whining noise, and what can I do about it?

I have many different AC adapters and power supplies for a variety of devices, ranging from small 5V/1A USB chargers to laptop power adapters and desktop PSUs. However, I often hear a whining noise from some of these power supplies. This happens…
rishat
  • 1,347
120
votes
7 answers

FFMPEG: Convert m4a to mp3 without significant loss

I have a load of audio files (about 1000) which I want to convert from m4a to mp3 so I can use play them on a CD player which has a USB port. I tried doing something simple like: ffmpeg -i FILE.m4a FILE.mp3 but this seems to reduce the bitrate to a…
user3728501
  • 2,754
120
votes
18 answers

What's the quickest way to count the number of each character in a file?

I want to count the A's T's C's G's N's and "-" characters in a file, or every letter if needed, is there a quick Unix command to do this?
Kirt
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