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. Similarly, Ubuntu also provides us with a utility to monitor the system
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
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 process to run. For doing this in Ubuntu, we make use of
All operating systems with network support have a hosts file in order to translate hostnames to IP addresses. Whenever you open a website by typing its hostname, your system will read through the hosts file to check for the corresponding
Whenever we start using a new software or a new operating system, the interface and the environment with which we are used to also changes. Sometimes, the new environment is user-friendly and we do not find it difficult to interact
What is vi Editor Vi or the Visual Editor is the default text editor that comes with most Linux systems. It is a Terminal-based text editor that users need to learn, essentially when more user-friendly text editors are not available
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
Ping or Packet Internet Groper is a network management utility that can check the connection status between a source and destination computer/device over an IP network. It also helps you estimate the time it takes to send and receive a
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 the memory even when we reboot our system. These stored commands can be recalled
Every time we deal with images in a command line, we need to install or use any of the command line tools. Few of them include GraphicsMagick, Scrot, Feh, Exiv2 etc. These tools allow us to convert, also help us
