Bash Concatenate Strings
String concatenation is just a fancy programming word for joining strings together by appending one string to the end of another string. In this tutorial we will explain how to concatenate strings in Bash.
How to Delete (Remove) Users in Linux Using the userdel Command
In Linux you can delete a user account and all its associated files using the userdel command. This tutorial explains the userdel command and its options.
How to Zip Files and Directories in Linux
ZIP is the most widely used archive file format that supports lossless data compression. In this tutorial, we will show you how to zip (compress) files and directories in Linux systems through the command line using the zip utility.
Install RPM packages on Ubuntu
Alien is a tool that supports conversion between Red Hat rpm, Debian deb, Stampede slp, Slackware tgz, and Solaris pkg file formats. This is not the recommended way to install software packages in Ubuntu. Whenever possible you should prefer installing software from the Ubuntu repositories.