How to use diff and patch The "diff" tool calculates the differences between two text files. That difference is called a patch. You can apply...
Downloading files with curl cURL is both a library and a command line utility written to handle the transfer of data using many...
Downloading files with wget The wget command is an internet file downloader that can download anything from files and web pages all the...
Using kill, killall, and pkill The kill command is in the format of kill signal processid. The kill and killall commands are used to...
Viewing Files with cat and more less, more and cat are all file viewers but each has their own particular uses. cat simply prints the...
Using gzip In this tutorial we will be looking at the family of commands gzip, gunzip and zcat. These commands will...
Using du and df The df and du commands are two small utilities that are extremely useful. The df command displays the disk...
Using Cron Cron jobs are designed to execute tasks at specific times. These can be anything from server maintenance (updates), monitoring,...
Using GNU Tar The tar command is used to join many files together into one, and optionally compress them. The process is...
Using grep Introduction Grep stands for Globally search a Regular Expression and Print. The basic usage of the command is grep...