grep command which means “print global regular expressionOne of the most powerful and widely used commands on Linux. Grep searches one or more input files for lines that match the specified pattern and writes each line that matches the standard output. If no file is specified, grep reads from the …
Linux
Tutorial using SFTP commands to transfer files
SFTP (SSH File Transfer Protocol) is a secure file protocol used to access, manage and transfer files over an encrypted SSH transfer. When compared to traditional FTP protocols, SFTP provides all the functions of FTP, and is easier to configure. different from perintah scpwhich only allows file transfer, command sftp …
Tutorial using wget command in Terminal
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 …
Understanding Tail Command in Linux Terminal
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 …
Tutorial and use of Cron and Crontabs functions in Terminal
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 …
How to delete a user on Linux using the userdel command
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 …
Easy ways to rename files and directories in Linux Terminal
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 …
Tutorial using the Cat command on the Linux command line
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 …
How to Transfer Files Safely Using the SCP Command
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 …
How To Install GNS3 on CentOS 8 | RHEL 8 To Prepare Your Certification
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: …