Linux

In this tutorial, we’ll show you how to use the Wget command with practical examples and step-by-step explanations of the most popular Wget options. What is wget? GNU Wget is a command line tool for downloading files from the web. With Wget, you can download files using HTTP, HTTPS, and …

tail command or tail command It will display the last (10 lines by default) of one or more files or data being piped. This command can also be used to monitor file changes in real time. One of the most common uses of the tail command is to watch and …

Cron is a scheduler daemon that performs tasks at specified intervals. These tasks are called cron jobs and are mostly used to automate or manage system maintenance. For example, you can set up a cron job to backup your database or data and files, update your system with the latest …

Linux is a multi-user system, which means that more than one person can interact with the same system at the same time. As the system administrator, you are responsible for managing system users and groups such as creating and assigning new users to different groups. Sometimes you also need to …

Renaming files and directories is one of the most basic tasks that you will often need to perform on Linux. Renaming a single file is easy, but renaming multiple files at once can be a challenge, especially for users new to Linux. You can rename files using the file manager …

The cat command is one of the most used commands in Linux. The name of the cat command comes from its name (chain) which is used to merge files. The command can read and serialize files, and write content to standard output. If no file is specified or if the …

SCP (Secure Copy) is a command line utility that allows you to securely copy files and directories between two locations. With scp you can copy files or directories: From your local system to a remote system. From a remote system to your local system. Between two remote systems from your …

GNS3 is an open source Network Simulator that is used to emulate, configure, test and troubleshoot virtual and real networks. GNS3 can run on Windows, Linux and MacOS. It can also run on a virtualized environment such as VMware, Docker and Virtualbox. Below are some of the features of GNS3: …

Python is a very powerful high-level programming language that has seen extensive adoption in modern applications development. Python programs are remarkably easy to write when compared to other programming languages. There are lots of resources that can help you start your Python programming journey. In this article you’ll learn to …

Since October 2020, Github made change about naming master branch to main branch as default when you create a repository. So how about the existing repository and you want to change to main branch as default. Here is how to do it in three steps. # Step 1 # create …