Learn Linux

SED command helps you in performing various tasks on a text file such as updating, deleting, searching and inserting text. One of the strong features is it supports using regular expressions. Also, it lets you edit files without even opening the file.

When discussing Linux and Unix with average users, it's not uncommon that they will sometimes mistakenly interchange the terms Linux and Unix.  The two are not the same.  Though they share similarities in their overall structures and toolkits, they are decidedly not the same.

Most Linux users, both veterans, and newbies, often get confused about what the difference between the Linux commands apt, and apt-get are and when they should use one or the other.

Linux Terminal comes with a handy feature called "history." Every command entered in the terminal gets saved in a file called ".bash_history." A history file is created for each user and can be found in the user's home directory, for example, "/home/username/.bash_history."

For dealing with a frozen app or desktop, you can't use the CTRL+ALT+DEL in Linux system. Instead, there are powerful alternatives that come in handy in frustrating situations. We pick the best methods available for you.

In today's Terminal Tuts, we are going to present yet another powerful system process monitoring command 'htop', which is a command-line utility that enables users to interactively monitor important system processes in real-time.

Snaps are created similarly as any other app, except that a single package is compiled along with all the dependencies required for the app to function. It's a self-contained package similar to AppImage, with the latter being only a portable app.

The source code is a collection of code written using a readable programming language, which is typically a plain text. It is then transformed by a compiler into binary code for making ready to install packages like .deb, rpm, etc.. Most of the popular packages are readily packaged into the easily executable deb and rpm packages, but there are also thousands of other packages that aren't compiled.