A list of basic Konsole commands for reference

konsole_commands.txt

// Show the details of installed software, in this instance, Firefox

sudo apt-cache show firefox
sudo apt-cache show apache2

// Change the name of a file in a directory, using sudo because the directory is www

sudo mv alan_test.tx alan.txt

// Switch to root user

sudo su 

// Copy a file

cp origional.php origional_copy.php

// Rename a file

rename origional.php origional_renamed.php

// View permissions in Octal mode

$ stat -c %a file

// Changing file permissions. See http://www.ss64.com/bash/chmod.html for permission values

chmod 700 myfile

// Bit version of machine

uname -m

// Count the lines in a file

wc -l <filename>

// Count the words in a file

wc -w <filename>

// Create a symbolic link of ../workspace in public_html. Executed from directory of both files

ln -s ../workspace public_html

// Unzip example.zip into example directory

unzip example.zip -d example

// show hostname

hostname

//  show fully qualified domain name (FQDN

hostname -f

// What Linux distrorunning

cat /etc/*release*

// Update system (Cent OS)

sudo yum update

// Empty a file of contents

truncate -s 0 filename