Articles marked as Linux Commands center around the Linux command line, and using it to accomplish a particular task.
Linux Nightly believes that the command line is the most powerful feature of this operating system. In these guides, we’ll help you master essential Linux commands.
Renaming multiple files on Linux sounds like a simple task, but it can get rather complex. It’s possible to bulk rename files with the mv command and a bit of Bash scripting, or use the mmv and rename utilities – which aren’t ordinarily installed by default. In this guide, we’ll show various examples for renaming …
It’s possible to supply a password in an SSH command with the sshpass utility on Linux. This guide will show how to install sshpass and then go over the correct command syntax for putting a password into the SSH command. As you might have guessed, putting your password in an SSH command is a bad …
This article will go over the step by step instructions for generating RSA keys on Linux and then transferring them to a remote system. Afterwards, you’ll be able to SSH to the remote machine without needing to enter a password. Using SSH with RSA keys is a lot more secure than entering a password. It’s …
The ps command in Linux is our best asset for listing running processes on a system. But do you know how to use it effectively? ps comes with a small learning curve, thanks to its varying syntax and plethora of (overlapping) options. In this guide, we’ll go over the most useful ps commands that Linux …
PNG files are losslessly compressed images. It’s a great format to use when you’re concerned about retaining all the quality of your image. Otherwise, opting for the JPG format can yield a better file size at the cost of some quality. PNG files take up quite a bit more storage space, but we can use …
Losslessly Compress PNG Images via Linux Command Line Read More »
Although JPG images already utilize lossy compression to reduce file size, this compression is rarely optimized. jpegoptim is a Linux command line utility that can optimize JPG photos, yielding a smaller file size and zero quality loss. The resulting image data is bit-for-bit the exact same as the original, but the files can enjoy a …
Losslessly Compress JPG Images via Linux Command Line Read More »
This article will go over the step by step instructions to download an entire website from the Wayback Machine at archive.org. This can be done from the Linux command line, with a lot of options that enable us to download a certain snapshot/timestamp of the website, or all captures available on the Wayback Machine. We’ll …
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In this article, we will compare all the best and most popular Linux compression tools. This will include benchmark tests to see which compression method performs the best, and we’ll also weigh the pros and cons of compatibility and other areas. Compression methods covered will be gzip, xz, bzip2, 7zip, zip, rar, and zstd (Zstandard). …
