Shell

How to Schedule Tasks on Ubuntu 18.04 Using Crontab
Sometimes, you do not want a process to run at a default time specified by your operating system rather you yourself want to define the time for a pro...
How to locate and kill a process with Linux terminal
Every program that is running at the end of the server is able to generate one or more processes. A single server may have several users that execute ...
8 Ways to Generate a Random Password on Linux Shell
Having a strong password when authenticating to a service by username and password is very important. Sometimes, you need to protect your account or s...
Working With Vi Editor in Linux
What is vi EditorVi or the Visual Editor is the default text editor that comes with most Linux systems. It is a Terminal-based text editor that users ...
How to Create a Dummy Zombie Process in Ubuntu 18.04 LTS
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 w...
How to Use htop to Monitor System Processes in Ubuntu 18.04
Most of the people are familiar with the use of Task Manager in Windows. It is a feature that is mainly used to view the currently running processes. ...
Copying and Pasting Text onto the Linux Terminal
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 fil...
Getting the Best out of Linux Bash History
Linux command line-the Terminal, like all shells, keeps a history of commands executed in the past by a user. This history is persistent and stays in ...
Commenting Out/Uncommenting a Line in Ubuntu Configuration File
Linux, like all operating systems, keeps initial/default settings and configuration parameters for its programs in the form of configuration files. Th...