Karim Buzdar

In the IT world, it is important to keep a copy of your data as possible in order to utilize it when required in case of disk failure or when removed by mistake.  Therefore taking a regular backup at the end of the day is a good practice of a responsible computer user. ‘rsync’ command … Read more

While performing some administrative tasks on the command line with sudo privileges, you might have noticed this situation that if you enter a sudo password, the command runs normally. For subsequent commands that run shortly after the first sudo command,  password is not required. However, after waiting for some time if you again run the … Read more

PDF or the Portable Document Format is mostly our first choice when it comes to printing, sharing and emailing documents, especially the larger ones. For Windows and macOS, you might be very much familiar, and also dependent on, the widely used Acrobat products for pdf file creation, viewing, and editing. Unfortunately, there is no default … Read more

Flatpak is a universal package system for software deployments, application virtualization, and most importantly package management that works on all Linux distros. With a Flatpak package, you don’t need to worry about any dependencies and libraries as everything is already bundled within the application itself. A notable feature of Flatpak is that all apps work … Read more

It is a good idea to keep your confidential data in an encrypted location to prevent unauthorized access. It becomes more important when you share your computer with others. Encryption encrypts the information so that it is unreadable to anyone. It, therefore, prevents others from accessing your data and seeing what’s inside. It can only … Read more

Swap space (which is known as paging in Windows) is part of the hard disk but it used as RAM for faster processing. It is utilized when a physical RAM is full. In this article, I am going to show you seven commands that can be used to check memory usage and swap space in … Read more

RAM, short for Random Access Memory can be considered the workspace of your computer system. Whenever you open a file for viewing or editing, your system creates a temporary instance of that file in your RAM so that you can work on it. When you save the file, your system copies it to more stable … Read more