Found 2065 Articles for Operating System

The ‘ps’ command is a popular tool used for monitoring processes in Linux operating system. It stands for ‘process status’ and is used to display information about processes currently running on a system. This information can be useful for troubleshooting, optimizing performance, and identifying potential security issues. In this article, we will discuss 25 useful ‘ps command’ examples for Linux process monitoring. Display a list of all processes To display a list of all processes running on a Linux system, use following command − ps aux This will display a list of all processes along with their PID (process ... Read More

After installing minimal version of RHEL/CentOS 7, you might be wondering what to do next. minimal installation provides you with a basic operating system, but you still need to install additional packages and configure system to suit your needs. In this article, we will explore 25 things to do after a minimal RHEL/CentOS 7 installation to help you get started. Update System First thing to do after installing a minimal RHEL/CentOS 7 is to update system. This will ensure that you have latest security updates and bug fixes. To update system, use following command − sudo yum update Install ... Read More

Introduction Linux Find Command is a powerful utility that enables you to search for files and directories on your system. command searches for files and directories based on various criteria, including file name, type, size, date modified, and ownership, among others. This article provides 25 practical examples of how to use Linux Find Command to search for files and directories based on specific criteria. Find Files by Name The simplest way to use Linux Find Command is to search for files by name. For example, to search for all files with name "example.txt, " use following command − $ find ... Read More

Firefox is a popular web browser used by millions of people worldwide. One of reasons for its popularity is its vast array of add-ons, which can enhance productivity and improve user experience. In this article, we will explore 25 most used Firefox add-ons to improve productivity in Linux. uBlock Origin The first add-on on our list is uBlock Origin, an open-source ad-blocker that is highly effective at blocking ads and trackers. uBlock Origin uses a minimal amount of system resources and is customizable, allowing users to whitelist specific websites or block certain types of content. LastPass LastPass is a password ... Read More

GNU/Linux is a free and open-source operating system that has been gaining popularity over years. Its benefits are vast, including its cost efficiency, reliability, and security. As a result, more and more companies are choosing to incorporate GNU/Linux into their operations. In this article, we will take a look at 25 big companies and devices that run on GNU/Linux. Google Google is one of largest and most well-known companies that utilizes GNU/Linux. In fact, company has been using GNU/Linux since its early days. Google's servers, including its search engine, Gmail, and Google Drive, all run on GNU/Linux. Additionally, Android, Google's ... Read More

Introduction Linux is a popular operating system among developers and programmers due to its flexibility, customization, and open-source nature. One of essential tools for developers is a text editor, which enables them to write and edit code efficiently. In this article, we will explore 22 best Linux text editors for programming and coding. Vim Vim is a powerful text editor that is popular among Linux users. It is known for its extensive customization options and ability to work with large files. Vim is a command-line editor and is designed to work with keyboard, which makes it faster than other editors. ... Read More

Terminal emulators are an essential part of Linux ecosystem, providing users with a way to interact with command line and execute commands. While command line may seem daunting to some users, benefits of using a terminal emulator are immense. Terminal emulators provide advanced users with complete control over their Linux operating system, and can help novice users learn Linux command line. In this article, we will explore 20 of most useful terminal emulators for Linux, highlighting their key features and benefits. GNOME Terminal GNOME Terminal is a popular terminal emulator for Linux, and is included by default in many Linux ... Read More

Linux is a popular operating system used by millions of users worldwide. As an open-source platform, it provides a high level of security and customization, making it an excellent choice for both personal and enterprise use. Linux admins are responsible for managing security of Linux systems, which can be a complex task. Fortunately, Linux offers many security features and tools that can help admins keep their systems safe. In this article, we will explore 20 useful security features and tools for Linux admins. Firewall A firewall is a network security system that monitors and controls incoming and outgoing network traffic. ... Read More

Introduction FreeBSD is a free and open-source Unix-like operating system based on Berkeley Software Distribution (BSD) system. It is widely used by developers, system administrators, and users who are looking for a reliable and secure operating system. One of main features of FreeBSD is its package management system, which allows users to easily install, update, and remove software packages. In this article, we will discuss 20 useful PKG command examples to manage packages in FreeBSD. Installing Packages To install a package in FreeBSD, you can use "pkg install" command followed by package name. For example, to install Apache web server, ... Read More

As a Linux administrator, one of most important aspects of maintaining a secure and stable network is implementation of an effective firewall. IPtables is a powerful firewall tool that comes pre-installed on most Linux distributions. In this article, we will explore 20 useful IPtables firewall rules that every Linux administrator should know. These rules will help you secure your network and prevent unauthorized access, while also allowing legitimate traffic to pass through. Block All Incoming Traffic Except SSH The first rule is to block all incoming traffic except for SSH. SSH is a secure way to access your server remotely, ... Read More