A shell is an important layer of Linux architecture. Shell is an interface which takes input from Users and sends instructions to the Kernel, Also takes the output from Kernel and send the result back to output shell. In this tutorial, we use Bash shell for the examples. Basically a shell is of two...
Sudo provides special privileges to any user or group. Some of the commands are accessible by the root user only. For example, a command to reboot the server. None other than the root user can reboot a Linux system but you want to provide the privilege to your team member, so they can reboot...
This tutorial will help you to install and configure Fail2ban on your CentOS and RHEL 8 and Fedora systems. In this article, you will also learn how to add any specific service to monitor under fail2ban. Step 1 – Install Fail2ban First of all, install epel-release package to configure EPEL yum repository on your...
Setting the proper file permission for any web application is an important part of web hosting. In this tutorial, you will learn how to change file permissions on folder and sub-folders recursively in a single command. As you know, In Linux everything is treated as a file. A folder is also known as directory...
There are multiple options available to identify the running desktop environment on a Linux desktop. Here we discuss two commonly used options. First, execute the following command to check the name of the Desktop Environment. echo $XDG_CURRENT_DESKTOP In addition, you can also identify the Desktop by checking the currently running processes. Like the following...
SFTP is SSH File Transfer Protocol. This works over ssh protocol for secure file transfer between two remote systems. The latest OpenSSH servers have default configured SFTP server for you. You can also use this or this tutorial to configure sftp only user on your Linux system without SSH access. Connect to SFTP Use...
The LAMP Stack (Linux, Apache, MySQL, and PHP) is the most popular web hosting environment for the PHP based application. Here Linux is an operating system, Apache is the popular web server developed by Apache Foundation, MySQL is relational database management system used for storing data and PHP is the widely used programming language....
Note- This is a continuous updated article till the Linux Mint 19 final release available. Visit this article regularly to get latest updates. Summary The Linux Mint Team has announced the codename “Tara” for upcoming release Linux Mint 19. The new version will be based on Ubuntu 18.04 LTS release. The Linux Mint development...
Question. I am running a Linux system (Ubuntu) system. Its root user has 100K emails to their mailbox. How do I remove all emails from the root mailbox? How can I remove all emails using shell prompt on Linux system? This tutorial will help you delete all root user emails from the shell in...
How to search a directory tree for all files containing specific text string on Linux using the command line. This tutorial will help you to search all files matching a string recursively. This tutorial uses “grep” command to search string in files. Alternatively, You can also also use the find command to search files...