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How to Use JMeter to Load Test Your Applications

Apache’s JMeter offers a robust and portable open source solution for load testing. JMeter can measure the performance of web applications and provide insights about the kinds of loads they can handle.

How to Load Test Your Applications with Locust

Locust is an open-source, scalable load testing tool that uses Python scripts and a distributed, event-based architecture.

Windows Command Line Tools: A Beginner’s Guide

What Are Windows Command-Line Tools?Command-line tools are a terminal-like shell, separate from Microsoft’s PowerShell, with some shared commands and scripting capabilities.

How to Install and Use fzf on Linux

fzf is an adaptable command-line fuzzy finder with an interactive interface. fzf is flexible and works seamlessly with many other command-line commands to give you a powerful interface for searching files, navigating processes, autocompleting paths, and more.

How to Use the ack Command on Linux

The Linux search tool grep has plenty to offer, but, if you are working with source code, there is a more efficient alternative.

The Linux ping Command

One of the most commonly-used commands on Linux is the ping command, used most often to test network connections and troubleshoot connectivity issues.

How to Use Nmap for Network Scanning

Nmap is a popular, open source network scanning tool. It has a wide array of scanning options and capabilities, making it highly efficient and adaptable.

Use tcpdump to Analyze Network Traffic

The tcpdump tool provides a powerful command line option for network sniffing. With tcpdump, you can effectively capture and analyze network traffic, whether to diagnose network issues or to test network security.

Use the nslookup Command

The nslookup command is a useful tool for investigating domain name propagation issues. It allows users to obtain information regarding domain names and IP addresses from the Domain Name System (DNS) infrastructure.

Set and Change Vim Color Schemes

Vim reigns as one of the most widely used command line text editors. It offers a high degree of customization, runs on a wide range of operating systems, and comes pre-installed on many Unix-based systems.

List Cron Jobs on Linux

All Linux distributions are equipped with the cron utility, which allows users to schedule jobs to run at certain fixed times.

Use cURL with RESTful APIs

In web programming, developers often have to interact with online databases. Many of these services provide a Representational State Transfer (REST) API that allows authorized users to read and write data.

The Linux cat Command

You may sometimes find yourself wanting to quickly view text files from the command line. The most frequently used tool for doing so is the cat command.

Monitor and Administer a Server with Cockpit

It can be frustrating to manage a Linux server solely from the terminal, so users are always searching for an easier and more intuitive option.

Use Rclone to Sync Files to Linode Object Storage

What is Rclone?Rclone is a command-line tool for syncing files to remote services. A GUI called Rclone Browser is also available.

Write a Neovim Plugin with Lua

Neovim is an open source fork of the ubiquitous Vim text editor. It supports the Lua programming language which opens up vast possibilities for configuration, scripting, and plugin development.

Write a Vim Plugin

Vim is a minimalist text editor that is highly adaptable. Beyond configuration and scripting, you can extend Vim with a wide array of plugins developed and maintained by a large and active community.

How to Use the lsmod and modinfo Commands in Linux

The Linux kernel is modular in nature, which means it’s possible to add and remove modules as needed.

Use Glances for System Monitoring on Linux

Glances is a Linux system monitoring dashboard that you can run from the command line or in your web browser.

Use the choose Command for Text Processing on Linux

choose offers command-line text processing, like cut and awk, but with an emphasis on making the basics simple and intuitive.

Install and Use the cheat Command on Linux

cheat is a command-line tool that lets you view, create, and manage cheat sheets. This tool is ideal for Linux system administrators because you can access your cheat sheets directly from the command line.

Use the Linux dog Command to Look Up DNS Records

dog is a command-line DNS client used for looking up DNS records for domain names. It’s an alternative to the popular dig command.

Use the sd Command for Find and Replace on Linux

sd is a command-line tool for finding and replacing text, similar to sed. But, unlike sed, sd focuses on substitution only, allowing it to use simpler and easier to read commands.

View Active Linux Processes Using procs

The procs utility is a useful and informative alternative to the original Linux ps (process status) command.

Check Disk Usage on Linux with the dust Command

Hard drive space on a system can fill up quickly, especially when new software is installed.

Install and Use McFly to Search Bash or ZSH History

Many Linux users run certain commands regularly. Newcomers might resort to retyping the command or using the up and down keys to scroll through previous commands.

Install and Use the duf Command on Linux

Duf is a command-line tool for viewing your system’s disk usage and free space. It combines into one place the information you might otherwise get from the du and df commands and presents that information in a clean and modern interface.

Find Files With the fd Command

Linux users typically rely upon the built-in find command to locate files and directories on their system.

Install and Use ripgrep

The ripgrep utility is a useful alternative to the traditional grep command on Linux. Both ripgrep and grep are used to search files for specific patterns of text.

Install and Use Silver Searcher on Linux

The Silver Searcher is a command-line tool for searching code. It is similar to the well-known ack command, but improves on performance and adds support for .

Using the JQ Command to Process JSON on the Command Line

jq is a free open source JSON processor that is flexible and straightforward to use. It allows users to display a JSON file using standard formatting, or to retrieve certain records or attribute-value pairs from it.

Use tldr pages on Linux

The tldr pages project seeks to improve and simplify the well-known man pages. tldr pages provide information on a wide range of Linux commands and include several options to interact with the information.

Install and Use gping on Linux

The gping tool takes the functionality of the ping tool and displays its data on a graph.

Install and Use hyperfine on Linux

hyperfine is a Linux tool used to benchmark command-line commands. It includes features to test the performance of individual commands, side by side.

Install and Use bottom on Linux

Bottom is a terminal-based graphical dashboard for system monitoring. It comes with a range of customization options and display features that set it apart from other system monitoring dashboards.

Install and Use gtop on Linux

Gtop is a system monitoring dashboard for your terminal, with a rich graphical display. In this guide, you learn more about gtop and how it compares to the Linux utilities, top and htop.

Install and Use HTTPie on Linux

HTTPie is a command-line HTTP client built for modern web APIs. It provides intuitive commands and a user-friendly interface.

Install and Use the broot Command

The broot command provides a modern approach to generating directory trees on the Linux command line.

Install and Use the curlie Command on Linux

Curlie is a frontend to the ubiquitous command-line HTTP client cURL. With curlie, you get all of the features and versatility of cURL with a modern and user-friendly interface similar to the HTTP client, HTTPie.

Install and Configure the Streamlink Twitch GUI

Streamlink allows you to watch your favorite Twitch streams using the most popular media players on Linux and macOS.

Install and Use the Linux bat Command

The bat command is a clone of the ubiquitous cat command. It modernizes cat with a more readable design and features like syntax highlighting and a Git integration.

Install Streamlink CLI on Ubuntu and macOS

Streamlink lets you watch any stream inside your favorite media players such as VLC, MPlayer, and QuickTime.

Use chroot for Testing on Ubuntu

The Linux chroot command enables you to run applications or shells within a separate, secure environment.

Getting Started Using Vi and Vim

You may have heard of the text editor Vi, and probably also its relative Vim. But what is Vi, and why do many users on Unix systems continue to use it?

Install and Use FFmpeg on Linux

FFMpeg is a free and open-source utility that is used for video and audio processing. It assists with the editing, reformatting, and conversion of audio, video, and multimedia files.

Run Jobs or Scripts Using Crontab on Boot

The cron utility is a job-scheduling tool found on all Linux and Unix operating systems, as well as macOS.

How to Install and Use zoxide on Linux

zoxide is a fast and smart alternative to the cd command. Built on Rust, zoxide outperforms many similar commands, and its directory ranking algorithm helps you navigate quick.

Installing and Configuring Supervisor on CentOS 8

Supervisor is a process control system based on the client/server model. It can be used to simplify process management by providing a centralized location for process control.

Navigate Emacs using Evil Mode

A Vi/m Layer Makes Emacs EvilEmacs is an endlessly versatile text editor. Every aspect can be customized, and new features can be added both globally and within specific modes.

How to Divide Files with split

What is split?split is a Unix command-line utility similar to grep or tail. It allows you to divide a larger file into several smaller files.

Faster File Navigation with autojump

What is autojump?autojump is a command line utility similar to cd. It helps speeds up file navigation by maintaining a history of directories that have been previously navigated by the user.

How to Install NeoVim and Plugins with vim-plug

What is NeoVim?If you are a system administrator or a software developer, a robust text editor is among the tools you use on a daily basis.

How to Use Midnight Commander, a Visual File Manager

IntroductionFor beginners, managing files on their Linux servers from the command line can be intimidating, time-consuming, and sometimes even risky.

Introduction To Vim Customization

What Is Vim?Vim is one of a handful of text editors ubiquitous in nearly all Unix systems.

Load Testing Web Servers with Siege

Siege is an HTTP load testing and benchmarking utility that can be used to measure the performance of a web server when under duress.

Using Nano Text Editor Commands in Linux

GNU nano is a popular command-line text editor that is included in most Linux distributions. The interface is comparable to GUI-based text editors, which makes nano a popular choice for those who find vi or emacs commands non-intuitive.

Manipulate Lists with sort and uniq

What are sort and uniq?The Linux utilities sort and uniq are useful for ordering and manipulating data in text files and as part of shell scripting.

Use killall and kill Commands to Stop Processes on Linux

killall is a tool for terminating running processes on your system based on name. In contrast, kill terminates processes based on Process ID number (PID).

View and Follow the End of Text Files with tail

What is tail?The tail command is a core Linux utility used to view the end of text files.

Download Resources from the Command Line with wget

What is wget?wget is a command line utility that retrieves files from the internet and saves them to the local file system.

Find Files in Linux Using the Command Line

When you have to find a file in Linux, it’s sometimes not as easy as finding a file in another operating system.

View the Beginning of Text Files with head

The head command is a core Linux utility used to view the very beginning of a text file.

Create File System Links with ln

The ln command creates links which point to other objects in the file system. Links are similar to (but not the same as) aliases.

How to Use the Date Command in Linux

The date command displays the current date and time. It can also be used to display or calculate a date in a format you specify.

Manipulate Text from the Command Line with sed

The traditional Unix utility sed makes it possible to manipulate strings and streams of text from the command line without using a text editing application.

Modify File Permissions with chmod

Modify File Permissions with chmodThe chmod command allows users to change read and write permissions in Unix systems.

How to Use the Grep Command to Find Information in Files

Grep is a command-line utility that can search and filter text using a common regular expression syntax.

Synchronize Files with Unison

Unison is a file synchronization tool that allows users to maintain two instances of a given file set on two systems up to date and identical.

Archiving and Compressing files with GNU Tar and GNU Zip

tar and gzip provide a standard interface for creating archives and compressing files on Linux systems.

Limiting Access with SFTP Jails on Debian and Ubuntu

As the system administrator for your Linode, you may want to give your users the ability to securely upload files to your server.

Using Cron to Schedule Tasks for Certain Times or Intervals

What is Cron?Cron is a classic utility found on Linux and UNIX systems for running tasks at pre-determined times or intervals.

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