How to Configure Firewall Rules with UFW on Ubuntu 22.04?
UFW firewall rules are configured by setting up the default UFW policy, allowing required ports along with SSH, and enabling UFW.
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Talha Malik
453 articles found
How to Clear Terminal History on Ubuntu 22.04?
Terminal History on Ubuntu can be cleared by using the “history” command, by deleting the bash history file, and by editing the .bashrc file.
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How does Chmod 777 Work in Linux/Ubuntu
File/Directory read, write, and execute permissions to owner, group, and other classes are enabled using “chmod 777
How do you Rename Files in Linux/Ubuntu in Bulk?
Files can be renamed in bulk in the terminal by using Rename, QMV, and MMV utilities while Graphically by Thunar File Manager and Ubuntu’s Default File Manager.
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How many CPU cores do I have Ubuntu 22.04?
Multiple CPU (Central Processing Unit) cores enable multitasking and execution of multiple applications simultaneously with the help of Parallel Processing and Multiple Threads. Additionally, multiple-core processors reduce power…
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How to Create a tar File in Linux/Ubuntu?
To create a tar file in Linux/Ubuntu, various compressed archives are created by using the Tar command line tool, such as tar.gz, tar.xz, and tar.bz2, etc.
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How do I Clear/Delete the Current Line in the Terminal in Ubuntu 22.04?
The current line can be cleared either by pressing the Ctrl+A and then the Ctrl+K shortcut keys. Or by using the Ctrl+E and Ctrl+U keys.
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What is the Newusers Command in Linux/Ubuntu?
Ubuntu is popular for having multiple users as it mainly is a Multi-user Operating System. Creating new users is essential for administrators as instead of one user having…
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Unmount My External Hard Drive in Ubuntu Terminal
The “umount” command is used to Unmount an External Hard Drive in the Ubuntu Terminal and can also be used to check if Drives are Mounted or Unmounted.
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Understanding Chmod +X – Making Files Executable
The chmod command is used with permission operators and user types to specify certain user permissions for a file and can also be used to restrict access.
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