A wildcard is a symbol or set of symbols that represent other characters. Generally, wildcards are used to substitute any string with a certain symbol, and in Linux, they can represent any character or range of characters. For example, a question mark wildcard matches any single character. If a file ends in ‘.txt’, you can …
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The ls command lists files and directories by size, with the largest file appearing first. This command also sort files by owner, so it’s useful for displaying the size of all files in a directory. However, if you’re looking for a more readable listing, you can add the -h option to sort files by size …
To blacklist Nouveau on Ubuntu, you must first find the driver. The driver is in the /lib/nouveau files directory, but this may vary depending on the Distro you’re using. If you see a notification saying that you’ve disabled the driver, click on the “Xorg-edgers” PPA to install the latest version of the Nouveau driver. After …
If you ever needed to know how to reset an environment variable in Linux, you’re not alone. The Linux system sets the environment before a shell session begins. One of the most important roles played by environment variables is setting the shell environment, as they contain values that are necessary to create an appropriate working …
Unless you’re familiar with the command line, you probably won’t be able to open a zip file on Ubuntu. The most common way is by using the GUI, or graphical user interface. While each linux distribution comes with a default desktop environment, you may be able to use a command line zip as well. However, …
In most cases, Linux distributions have a file manager that resembles the Finder on Windows. The basic function of this command is similar to Finder on MacOS, but some differences do exist. Once you’ve located the file in the directory, you can right-click on it, then select “Rename.” The file name field will appear in …
What is Initrd And VmLinuz in Linux? These files are created and stored in the /boot directory of Linux. It is a separate partition on the primary disk reserved for boot files. Vmlinuz and initrd files are installed and executed by the boot loader. During a Linux boot, the boot loader loads an initrd file …
Different versions of Linux are available, each focusing on a different purpose. There are three broad categories of Linux, Security-Focused, User-Focused, and Unique. Depending on your interests and use cases, you may prefer one of these versions over another. If you’re looking for an OS that works well for both personal computers and servers, look …
If you are experiencing the error “How to open a file in Linux Permission denied”, you may need to know how to fix this error. Permissions are settings on the files on your operating system that determine who can access certain files. For example, some files are accessible only to the system administrator while others …
In Ubuntu, you can change the size of the terminal window by clicking the hamburger menu in the top right corner of the terminal. Or, you can right-click anywhere on the terminal and choose “Preferences”. This will open a window with settings. In this window, you can change the font size, vertical size, and other …