Category Linux

chkconfig with color on centos

alias chkconfig=”chkconfig | perl -pe ‘use Term::ANSIColor; s/\bon\b/color(\”green\”).on.color(\”reset\”)/ige;'” or to permit passing an agrument: function chkconfig(){ /sbin/chkconfig $* | perl -pe ‘use Term::ANSIColor; s/\bon\b/color(“green”).on.color(“reset”)/ige;’ }

nano syntax highlighting

nano syntax highlighting This article describes how to get syntax highlighting in the command line emacs editor “nano“ Ubuntu zcat > ~/.nanorc sed -i ‘s|# include|include|g’ ~/.nanorc Centos/Redhat cp ~/.nanorc sed -i ‘s|# include|include|g’ ~/.nanorc

my bash prompt

Installation Modify ~/.bashrc and append this line PS1=”\n\[\e[32;1m\][\[\e[37;1m\]\u@\h:\[\e[37;1m\]\w\[\e[32;1m\]]\\$ \[\e[0m\]” My Bash Prompt To replace yours in one command with this one sed -i ‘s~PS1.*~PS1=”\\n\\[\\e[32;1m\\][\\[\\e[37;1m\\]\\u@\\h:\\[\\e[37;1m\\]\\w\\[\\e[32;1m\\]]\\\\$ \\[\\e[0m\\]”~g’ ~/.bashrc

Setup Email on Centos

To setup email on Centos 6 run these commands yum -y install sendmail mailutils chkconfig –levels 235 sendmail on service sendmail restart To send a test email echo “test message” | mail -s “test subject” myemail@example.com Hosts File Modify your…

self deleting bash script

How to create a bash script that deletes itself This script will delete itself via the shred command (secure deletion) when it exits #!/bin/bash # # Author: Steve Stonebraker # Date: August 20, 2013 # Name: shred_self.sh # Purpose: securely…