The Linux Compendium
As a command line newbie, you might feel that the same task you quickly used to perform through the graphical interface might ask for a lot of commands in the command line. However, as you slowly become a command line power user through learning, practice, and experience, you will start to notice that the same … Read more
Sometimes our systems are loaded with the same files residing in different locations, eating up our memory resources. There are instances when we download a file to a location and then re-download and save it to some other location. We often forget that many files with the same name might be existing on our system … Read more
While working with the sudo command for performing administrative tasks in Linux, you might have noticed that even if you have provided sudo password a while ago, you are asked to provide it again after some time. This happens because of the time limit of your sudo session, which is set to 15 minutes by … Read more
It is best practice to keep your clock synchronized with the internet according to your specified time zone unless there is a need to alter system time manually. This article describes ways through the command line and the graphical user interface of Ubuntu 18.04 LTS (Bionic Beaver) to keep your clock sync with the internet … Read more
Linux, like all operating systems, keeps initial/default settings and configuration parameters for its programs in the form of configuration files. These files are used to configure software applications, server processes and OS settings for your system. As Linux administrators, you can edit these files in various ways; one of them being commenting or uncommenting a … Read more
Whenever you are asked to type a password in Ubuntu terminal, you insert your password without getting any visual display or a feedback from the screen. In such a situation, there are the chances that you may mess up with your password by entering it wrongly. This is the reason why visual feedback is so … Read more
While working with the Terminal, we sometimes require copying a long command, file name or text from the web, a tutorial, or simply from some text file. You might have observed that the simple pasting control, Ctrl+V does not work in the Terminal. We all know that copying a text requires selecting it and then … Read more
As software testers, we sometimes need to know how a zombie process looks like on our system. We can run various tests on it if we know specifically which program and process ID is associated with that zombie process. What is a Zombie Process? A zombie or a defunct process in Linux is a process … Read more
What is Nano editor The Nano editor is a simple, display-oriented and free text editor that comes by default with all Linux operating systems. It is a good alternative to the non-free Pico which comes by default with the Pine package. The programs such as Vi and emacs might be more powerful, but the smart … Read more
Sometimes, when you need to create a .zip archive on a Linux machine, it is not that much easy as it is in windows. Every time, you need to download a larger number of files or numerous tasks, or even when you need a backup for a website, you need to learn few basic commands for zipping … Read more