Discover the essentials of Linux shells in our comprehensive tutorial. Learn what a shell is, is importance, and explore various types of Linux shells including Bourne, Bash, C, Korn and Z shell.Understand their unique properties and functions to determine the best shell for your specific task.
URL: https://www.progressiverobot.com/read-command-line-arguments-in-shell-scripts/ Reading user input is one part of the equation. In today's article, we'll learn to read command-line arguments in shell scripts. Shell scripts are an essential tool for any Linux user. They play a major role in automating daily tasks and creating your own commands or macros. These shell scripts can receive input […]
URL: https://www.progressiverobot.com/nginx-reverse-proxy-node-angular/ A reverse proxy is a server that retrieves resources for clients from one or more upstream servers. It typically places itself behind a firewall in a private network and forwards clients request to these upstream servers. A reverse proxy greatly improves security, performance, and reliability of any web application. Many modern web applications […]
URL: https://www.progressiverobot.com/ls-command-in-linux-unix/ The ls command is one of the most commonly used commands in daily Linux/UNIX operations. The command is used in listing contents inside a directory and is one of the few commands beginners learn from the onset. In this guide, we will discuss Common ls commands in Linux and other parameters as well […]
URL: https://www.progressiverobot.com/restore-default-repositories-in-ubuntu/ Getting errors while updating system repositories or installing new software? You may get errors because your /etc/apt/source.list file is corrupted which contains the repositories details. In this article, We will see how to restore the default repositories in Ubuntu. There are four standard repositories in Ubuntu: Main Universe Restricted Multiverse Restore default repositories […]
Learn how to open ports in Linux using iptables, ufw, and firewalld. This guide covers checking open ports, security best practices, and troubleshooting common issues.
URL: https://www.progressiverobot.com/install-wordpress-nginx-ubuntu/ WordPress is one of the most popular and open source content management system (CMS) with a whopping 60% of market share as compared with other CMS like Drupal or Joomla. WordPress can be used to develop any kind of website, be it for a blog, a small business or for a large enterprise. […]
Mastering arrays in shell scripts can significantly enhance your ability to handle large datasets efficiently. In this tutorial, you’ll learn the basics of arrays, how to create and work with both indexed and associative arrays and perform essential operations like accessing, looping and deleting array elements.
URL: https://www.progressiverobot.com/top-best-linux-data-recovery-tools/ Today we'll be going over the best Linux data recovery tools to help you recover any data that you might have lost. If you recently deleted the files, the possibility of recovering those files increases a lot. But don't lose hope if you've deleted the files long ago. There's still a possibility that […]
URL: https://www.progressiverobot.com/process-management-in-linux/ In this article, we'll discuss process management in Linux. A process in Linux is nothing but a program in execution. It’s a running instance of a program. Any command that you execute starts a process. Types of Processes in Linux In Linux processes can be of two types: depend on the user for […]
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