November 2019

When working with Git, it is quite common to use different branches in order to have work clearly separated from the main codebase. However, when working on those branches, you…

As a Linux system administrator, inspecting log files is one of the most common tasks that you may have to perform. Linux logs are crucial : they store important information…

When working with Git, it is quite common for developers to create tags in order to have reference points in your development. Tags are created in order to have references…

When working with Git, it is quite common for developers to add all the files to your index in order to prepare them for commit. However, in some cases, you…

When working with Git, it is quite usual to accumulate many different branches for the different features we are working on. However, when merged with our master branch, you may…

As a Linux system administrator, you are responsible for many machines that may be located locally or on distant sites. In some cases, you will need to connect to them…

This tutorial focuses on finding text in files using the grep command and regular expressions. When working on a Linux system, finding text in files is a very common task…

When working with Git, you may want to include some specific changes into your current branch. You may want for example to introduce a specific commit located on another branch…

When working with Git, you may want to add some new lines to your gitignore files. However, when listing the files to be committed in your staging area, you realize…

As a system administrator, knowing how to install, update or delete Linux packages is crucial in order to maintain your Linux hosts and servers. You may have to update your…