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Ulrich Dangel
  • Member for 10 years, 11 months
  • Last seen more than a month ago
172 votes
Accepted

Throttle the download speed of wget or curl while downloading

106 votes
Accepted

What does "3>&1 1>&2 2>&3" do in a script?

80 votes
Accepted

How to make unix service see environment variables?

53 votes
Accepted

What does the @ (at) symbol before a filename mean in a curl command?

48 votes
Accepted

Save entire process for continuation after reboot

46 votes
Accepted

execute bit on directories, but not files

45 votes
Accepted

Adding two numbers using expr

44 votes
Accepted

How can I start a systemd service only after mysql has started?

40 votes
Accepted

how can I make cron run a job right now, for testing/debugging? without changing the schedule!

40 votes
Accepted

List only regular files (but not directories) in current directory

39 votes
Accepted

How to change the contents of a line on the terminal as opposed to writing a new one?

37 votes
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How to Navigate within bash's Reverse Search?

34 votes

How do you output a list of all man pages in a particular section?

33 votes
Accepted

using devtmpfs for /dev

32 votes
Accepted

In what situations would a user not let the shell record his command into history?

28 votes
Accepted

Why does it take up to several minutes to clean a listening TCP port after a program dies?

28 votes
Accepted

How to see package version without install?

27 votes
Accepted

How to Extract Album Cover Image from MP3 file?

27 votes
Accepted

How to undo sudo add-apt-repository?

24 votes
Accepted

Limiting a specific shell's internet bandwidth usage

24 votes
Accepted

In zsh, difference between cat <(cat) vs cat | cat vs cat =(cat)?

23 votes
Accepted

Allowing a user to use sudo without a password

23 votes
Accepted

Allow non-admin users to install packages via apt or rpm?

23 votes
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why does sudo work on Linux but not Android?

22 votes

How can I test the RAM for data corruption on an ARM-based system?

22 votes
Accepted

How does one change the delay that occurs after entering an incorrect password?

21 votes
Accepted

Getting current TCP connection count on a system

19 votes
Accepted

What is the source of help?

18 votes
Accepted

This file must be edited with the 'visudo' command.?

18 votes
Accepted

How can I connect to a remote X server _without_ ssh?

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