How to Check Total RAM on Ubuntu 22.04?
Total RAM can be checked through either of the “free”, “vmstat”, “meminfo”, “top”, “htop”, “dmidecode” commands or through the System Monitor Application.
Read More
How to Check Executable File in Linux/Ubuntu?
To Check Executable Files in Ubuntu, the “file”, “find”, or the “ls” commands are used. The Executable Files are either the ASCII Text Executable or ELF Files.
Read More
How do I Run a Python Script on Ubuntu 22.04?
Python Script in Ubuntu can be run by using either the “python3” Command, the “chmod” method, or by using the “python” Command in the Terminal.
Read More
Create a Bootable USB Stick with Rufus on Windows
Install or Try Ubuntu on a Bootable USB Stick by first installing Rufus, then configuring the USB Drive, and at last starting the Bootable Process.
Read More
Apply Kernel Patches in Ubuntu Without Rebooting
Apply Kernel Patches in Ubuntu by Registering for Ubuntu Live Patch Service through the Ubuntu Pro Website, and then installing the canonical-livepatch Package
Read More
How to Backup & Restore PostgreSQL Database
Tutorial on how to restore and back up the PostgreSQL databases using its key principles, approaches, and best practices to ensure the security of the data.
Read More
How to Add User to Sudoers & Add User to Sudo Group on Ubuntu
Practical guide on how to add a user to both the “sudoers” file and the “sudo” group in Ubuntu to enhance the teamwork and expedite the critical system tasks.
Read More
How to Set Up SSH on Ubuntu 22.04?
Use the “openssh-server”, update the rules, and configure the firewall to allow “ssh” connections over a secure connection of the host with clients.
Read More
How to Install a deb File by dpkg or by apt in Ubuntu 22.04?
To install the “.deb” file in Ubuntu 22.04, use the “sudo dpkg -i deb-file.deb” command or the “sudo apt install ./deb-file.deb” command.
Read More
How to Screen Capture in Ubuntu 22.04?
Screen is captured in several ways in Ubuntu like by the default screenshot tool, keyboard shortcuts, third-party applications, gnome-terminal, and GUI tool.
Read More