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Unix & Linux
Ulrich Dangel
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232 Answers

newest activity votes
110
Throttle the download speed of wget or curl while downloading
May 23 '12 at 13:00
66
How to make unix service see environment variables?
Jul 31 '12 at 12:37
62
What does “3>&1 1>&2 2>&3” do in a script?
Jul 10 '12 at 13:08
39
What does the @ (at) symbol before a filename mean in a curl command?
Jul 14 '14 at 14:19
37
Adding two numbers using expr
Aug 8 '12 at 4:36
37
Save entire process for continuation after reboot
Jul 24 '12 at 18:28
36
How to Navigate within bash's Reverse Search?
May 24 '12 at 16:50
32
In what situations would a user not let the shell record his command into history?
Apr 27 '13 at 10:50
30
execute bit on directories, but not files
May 31 '12 at 20:04
27
List only regular files (but not directories) in current directory
Sep 18 '12 at 7:43
27
How to change the contents of a line on the terminal as opposed to writing a new one?
Jul 14 '12 at 23:35
25
Why does it take up to several minutes to clean a listening TCP port after a program dies?
Mar 18 '13 at 11:29
25
How can I start a systemd service only after mysql has started?
Jul 16 '12 at 20:01
23
In zsh, difference between cat <(cat) vs cat | cat vs cat =(cat)?
Jul 27 '12 at 1:49
23
how can I make cron run a job right now, for testing/debugging? without changing the schedule!
Jul 10 '12 at 11:14
23
How to see package version without install?
May 24 '12 at 12:39
22
using devtmpfs for /dev
Jun 2 '13 at 9:12
21
How does one change the delay that occurs after entering an incorrect password?
Jun 16 '12 at 16:44
21
Limiting a specific shell's internet bandwidth usage
May 26 '12 at 12:29
21
How do you output a list of all man pages in a particular section?
Jul 30 '12 at 20:33
21
Allowing a user to use sudo without a password
Jul 15 '12 at 22:27
20
How to Extract Album Cover Image from MP3 file?
Jun 21 '12 at 14:42
20
How can I test the RAM for data corruption on an ARM-based system?
May 17 '12 at 19:33
19
What is the source of help?
Jul 11 '14 at 13:50
19
How to undo sudo add-apt-repository?
Jan 8 '13 at 0:32
19
why does sudo work on Linux but not Android?
Dec 26 '12 at 1:22
18
This file must be edited with the 'visudo' command.?
Mar 14 '13 at 14:39
16
Getting current TCP connection count on a system
Mar 7 '13 at 10:23
15
How to find out whether a shell script is written in bash or sh
Aug 6 '12 at 1:46
15
Is there a way to have regular expression in ~/.ssh/config
Jan 6 '13 at 1:38
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