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Commands by jlaunay from sorted by
Terminal - Commands by jlaunay - 17 results
sed 's/#.*//' /etc/fstab | column -t
sudo file -bs /dev/sda | sed -e 's/.*partition 1\(.*\) code offset.*/partition 1\1/g' -e 's/\(.\);/\1\n/g'
git config alias.dcolor "diff --color-words"
/sbin/sysctl -w vm.drop_caches=3
2012-08-05 22:09:04
User: jlaunay
4

=1 --> to free pagecache

=2 --> to free dentries and inodes

=3 --> to free pagecache, dentries and inodes

file=<filename>;vim ${file} -e -s -c 'runtime! syntax/syntax.vim' -c 'runtime! syntax/2html.vim' -c "w ${file}.html" -c 'q!' -c 'q!' > /dev/null
dmesg -T|sed -e 's|\(^.*'`date +%Y`']\)\(.*\)|\x1b[0;34m\1\x1b[0m - \2|g'
2012-07-31 22:21:07
User: jlaunay
Functions: dmesg sed
19

Use sed to color the output of a human-readable dmesg output

dig myip.opendns.com @Resolver1.opendns.com +short
for i in G M K; do du -hx /var/ | grep [0-9]$i | sort -nr -k 1; done | less
2012-06-26 22:57:17
User: jlaunay
Functions: du grep sort
Tags: du
1

This command give a human readable result without messing up the sorting.

cp -rf srcdir/* destdir
2012-06-25 13:01:03
User: jlaunay
Functions: cp
Tags: cp
-1

As cp is often an alias to cp -i you can use \cp (or cp full path /bin/cp) to use the real cp command instead of its alias

find . -type f -print0 | xargs -0 chmod a-x
2012-06-11 07:28:30
User: jlaunay
Functions: chmod find xargs
-2

Using xargs is usually much quicker as it does not have to execute chmod for every file

watch -n 1 "awk 'NR==3 {print \"Signal strength = \" \$3 \"00 %\"}''' /proc/net/wireless"
screen -RR
2012-03-01 15:27:44
User: jlaunay
Functions: screen
Tags: gnu screen
2

-RR option is used to resume the first appropriate detached screen session

sudo dmidecode -s system-product-name
:autocmd BufNewFile *.sh,*.bash 0put =\"#!/bin/bash\<nl># -*- coding: UTF8 -*-\<nl>\<nl>\"|$
2012-02-06 08:28:05
User: jlaunay
Tags: bash
0

or add this line to your ~/.vimrc if using vim

sed -i -e '/^#[^!].*/d' -e 's/\(.*[^!]\)#.*[^}]/\1/' <filename>
2012-01-31 02:45:56
User: jlaunay
Functions: sed
0

as suggest in frans coment :

'/^#[^!].*/d' -> remove if line begin with # except shebang #!/bin/bash

's/\(.*[^!]\)#.*[^}]/\1/' -> remove inline comments except shebang and ${variable#}

sed -i <start>,<end>d <filename>
rsync -aP --no-whole-file --inplace
2012-01-29 18:39:31
User: jlaunay
Functions: rsync
0

a : to keep files permissions

--no-whole file : use rsync?s delta-transfer algorithm

--inplace : writes the updated data directly to the destination file

optionnal -> add --remove-source-files to mv instead of cp