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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
Introduction In world of Linux system administration, performance monitoring is an important task. There are a lot of tools available for this purpose, and one of most widely used is Sysstat utilities. Sysstat utilities are a collection of tools that provide detailed system performance information, including CPU utilization, memory usage, disk activity, and network activity. In this article, we will explore 20 useful commands of Sysstat utilities for Linux performance monitoring. Installation of Sysstat Utilities Before we dive into Sysstat utilities commands, let's first discuss how to install them. Sysstat utilities are typically included in most Linux distributions, so you ... Read More
Apache is one of most popular web servers in world, and it's used by millions of websites to serve content to users. One of most powerful features of Apache is its ability to use .htaccess files to customize and secure websites. An .htaccess file is a simple text file that can be placed in a website's root directory to control various aspects of server's behavior. In this article, we'll cover 20 useful Apache .htaccess tricks that can help you secure and customize your website. Password Protect a Directory If you want to protect a directory on your website with a ... Read More
Ubuntu 22.10 'Groovy Gorilla' has been released, and it is packed with exciting features and improvements. However, after installing operating system, there are some essential things you need to do to make most of it. This article will highlight 20 things to do after installing Ubuntu 22.10 'Groovy Gorilla' to enhance your user experience. Install Updates The first thing you need to do after installing Ubuntu 22.10 'Groovy Gorilla' is to install updates. Updating your system ensures that you have latest security patches, bug fixes, and new features. To update your system, go to 'Software Updater' application or run following ... Read More
Fedora 26 Workstation is an operating system built on Linux kernel, which provides users with a highly customizable, secure, and powerful computing experience. It is designed to cater to developers, system administrators, and users who want to leverage latest technologies and features. If you have just installed Fedora 26 Workstation, here are 20 things you can do to make most of your new installation. Update Your System After installing Fedora 26, first thing you should do is to update your system. To do this, open terminal and run command − sudo dnf update This command will update your system ... Read More
Introduction If you have recently installed Fedora 24 or Fedora 25 on your workstation, congratulations! You now have a powerful and versatile operating system at your fingertips. However, there are still some things you should do to get most out of your new Fedora installation. In this article, we will discuss 20 things you can do after installing Fedora 24 or Fedora 25 workstation to optimize your experience and make your system more secure. Update Your System The first thing you should do after installing Fedora 24 or Fedora 25 is to update your system. This will ensure that you ... Read More
What is Apple Pencil? Apple launched Apple Pencil in 2015 as the first stylus for the iPad Pro. The tool can be used to take notes, sketching, and do other types of pencil work. Currently, the first or second generation of Apple Pencil can be used with Apple iPads. The pencil has a small plastic tip which is used to make a connection with Apple iPad. It can be said that an Apple Pencil is similar to the traditional pencil and can be used for working on Apple iPad in a similar way as traditional pencils did on paper. Cost ... Read More