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cuonglm
Hanoi, Vietnam
http://cuonglm.xyz/
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Top Questions
268
votes
Why is using a shell loop to process text considered bad practice?
shell
text-processing
asked Nov 24, 2014 at 16:28
unix.stackexchange.com
41
votes
Is `tail -f` more efficient than `less +F`?
tail
less
asked Mar 31, 2015 at 16:25
unix.stackexchange.com
21
votes
Why some shells `read` builtin fail to read the whole line from file in `/proc`?
linux
shell
proc
read
asked May 12, 2016 at 8:22
unix.stackexchange.com
16
votes
Check variable is an array in Bourne like shell?
bash
shell
zsh
ksh
yash
asked Nov 28, 2015 at 4:04
unix.stackexchange.com
13
votes
What is the point of using multiple exclamation marks in sed?
sed
posix
asked Jun 22, 2015 at 15:15
unix.stackexchange.com
12
votes
How to make `-n=3` the same as `-n 3` in Perl 6?
perl6
raku
asked Jan 26, 2016 at 4:59
stackoverflow.com
9
votes
How to troubleshoot rx_missed_errors?
linux
linux-networking
asked Jun 30, 2015 at 10:18
serverfault.com
9
votes
Is this tail behavior in Grouping Commands specified by POSIX?
pipe
tail
posix
asked Oct 29, 2015 at 17:18
unix.stackexchange.com
8
votes
Can we force perl always use three argument form of open when running from command line?
perl
security
asked Nov 29, 2014 at 3:36
stackoverflow.com
7
votes
Why zsh and ksh93 chose to be non-compliant in pattern matching?
shell
zsh
ksh
asked Feb 24, 2016 at 7:26
unix.stackexchange.com
1
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Top Answers
452
Remove all files/directories except for one file
unix.stackexchange.com
380
redirecting to /dev/null
unix.stackexchange.com
289
Finding all large file in /
unix.stackexchange.com
269
Delete the last character of a string using string manipulation in shell script
unix.stackexchange.com
242
How to comment multiple lines at once?
unix.stackexchange.com
197
Generate random numbers in specific range
unix.stackexchange.com
182
Why does Vim indent pasted code wrongly?
unix.stackexchange.com
179
How to integrate mv command after find command?
unix.stackexchange.com
174
Forward SIGTERM to child in Bash
unix.stackexchange.com
167
Replace multiple spaces with one using 'tr' only
unix.stackexchange.com
165
How to find out the dynamic libraries executables loads when run?
unix.stackexchange.com
145
What does the (!) mean after uptime on htop
unix.stackexchange.com
137
Difference between ls -l and ll?
unix.stackexchange.com
136
Why is 'ls' suddenly wrapping items with spaces in single quotes?
unix.stackexchange.com
129
Bash syntax error when "else" follows an empty "then" clause
unix.stackexchange.com
111
Quickest way to rename files, without retyping directory path
unix.stackexchange.com
110
View a range of bash history
unix.stackexchange.com
95
Is there a way to get the BIOS version from inside Linux?
unix.stackexchange.com
92
Is there a way to get the min, max, median, and average of a list of numbers in a single command?
unix.stackexchange.com
86
zsh: How to check if an option is enabled
unix.stackexchange.com
82
How to switch directly to a pane in Tmux?
unix.stackexchange.com
73
$_ vs !$. Last argument of the preceding command and output redirection
unix.stackexchange.com
68
get environment variable by variable name?
unix.stackexchange.com
67
check if interface eth0 is up (configured)
unix.stackexchange.com
67
Understand `compgen` builtin command
unix.stackexchange.com
67
Why doesn't the tilde (~) expand inside double quotes?
unix.stackexchange.com
66
Closing a file descriptor, >&- vs <&-
unix.stackexchange.com
65
What does grep line buffering do?
askubuntu.com
65
Can I chain pgrep with kill?
unix.stackexchange.com
61
Difference between "command not found" and "no such file or directory"?
unix.stackexchange.com
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