Useful Ubuntu Commands

ubuntu.sh

# Package to install, to get an open terminal in  Right-Click context menu.
sudo apt-get install nautilus-open-terminal

# To move window controls in your Ubuntu from left to right… 
gconftool-2 --type string --set /apps/metacity/general/button_layout "menu:minimize,maximize,close"
# To switch back
gconftool-2 --type string --set /apps/metacity/general/button_layout "close,maximize,minimize:menu"

# Repeat last command with sudo
sudo !!

# Save changes into the file even if you forgot to open it with sudo (For Command-line Editor VI)
:w !sudo tee %

# Find out Ubuntu version using Command Line
cat /etc/issue
# or
cat /etc/issue.net
# also
lsb_release -a
# or
cat /etc/lsb-release

# Install Nautilus Terminal in ubuntu  (A embedded terminal for Nautilus Terminal)
sudo add-apt-repository ppa:flozz/flozz # This is general for adding any PPA ppa:any_repo
sudo apt-get update
sudo apt-get install nautilus-terminal
# Restart nautilus using the following command from your terminal
nautilus -q && nautilus & exit

# Configuring the Gnome Environmet (such as hiding mounted volumes from desktop)
gconf-editor

# Search package name and description available through apt-get using related keyword (or) package name
apt-cache search keyword

# A multi-utility command-line file downloader 
wget <url> 

# To login as Super User and execute a series of commands
sudo su -

# Series of commands to setup LAMP
sudo su -
apt-get install mysql-server mysql-client # Enter password at prompt
apt-get install apache2 # Visit http://localhost/  to test
apt-get install php5 libapache2-mod-php5
/etc/init.d/apache2 restart # To restart apache after PHP installation
vim /var/www/info.php # create a php test file with <?php phpinfo(); ?> and visit http://localhost/info.php

# List all the devices using USB protocol in your system [Useful to detect Bluetooth & Wireless]
lsusb

# Know the address of your bluetooth device
hcitool dev

# List all running process with their PID
ps -e

# PID of a specific process
pidof process

# Kill a struck/hanging application
kill xxxx # where xxxx id the PID identified in above two commands

# Looking for packages for our whims and fancies
# Searching:
apt-cache search svg.*png # where svg.*png is the search term for svg to png converter
# Looking up package details:
apt-cache show package-name
# Installation - should I document?
# List the commands to call the program associated with a package
 dpkg -L package-name