Commands tagged relink symlink (1)

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See non printable caracters like tabulations, CRLF, LF line terminators ( colored )
For fancier and cleaner output, try the following snippet : $ showendlines(){ while read i; do od --address-radix=n --width=$(wc -c

Backup a remote database to your local filesystem
I have this on a daily cronjob to backup the commandlinefu.com database from NearlyFreeSpeech.net (awesome hosts by the way) to my local drive. Note that (on my Ubuntu system at least) you need to escape the % signs on the crontab.

List all authors of a particular git project
List everyone who committed to a particular project, listed alphabetically. To list by commits, add -n to the shortlog.

kill ip connection
needed; apt-get install tcpkill

Calculate days on which Friday the 13th occurs (inspired from the work of the user justsomeguy)
Friday is the 5th day of the week, monday is the 1st. Output may be affected by locale.

nagios wrapper for any script/cron etc
use w/ check_freshness. passes the last line of output and exit code to nagios via nsca

tail, with specific pattern colored

list files by testing the ownership
Alternative to mnikhil's ls/awk solution

Define a quick calculator function
defines a handy function for quick calculations from cli. once defined: $ ? 10*2+3

Convert CSV to JSON
Replace 'csv_file.csv' with your filename.

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