Shell

What is Routing of Network Packages? The process of network package routing is the transmission of an IP packet from one point to another over the network, e.g the internet. When you send an email to someone, you are actually transferring a series of IP packets or datagrams from your computer to the other network … Read more

Grep stands for global regular expression print. It is a useful command and widely used by Linux system engineers while searching a string or patterns against regular files and in the system. In this article, I am going to demonstrate the usage of grep command with a large number of examples. I have tested all the … Read more

Picture-in-Picture often abbreviated, as PiP is enabled by Google for the Chrome browser. It is a handy way that allows you to watch videos in a small floating window outside the browser window or on top of any other window. It allows you to keep an eye on the video opened in their chrome browser … Read more

It is often annoying when a program stops working and you cannot even close it. Rebooting the system is not always the appropriate way and we search for ways to get rid of unresponsive programs, easily and quickly. In this article, we will learn about those ways including both GUI and the command line to … 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