command – POFTUT

Useful Linux Commands

Useful Linux Commands

Linux is a command-based operating system. Most of the things are done in the command-line environment bash. In this tutorial, we will look at popular and useful commands used by Linux system administrators and users. You can access detailed tutorials simply clicking links below. tr tr command is used to translate or delete characters in the … Read more

Windows CMD.exe or Command Shell Tutorial with Examples

Windows cmd or cmd.exe is standard shell and command line interface for all of the Windows operating system. Currently Powershell is preferred one but cmd is useful and popular too. In this tutorial we will look some features of the cmd.exe aka cmd Open Command Line Shell We can open command shell or cmd in different ways. We can open … Read more

Linux Bash History

[rps-include post=6835] Bash shell runs in terminals like gnome-terminal, konsole, getty, etc. To make things make easy bash provides some shortcuts and pragmatic operations. Here we will look details about them. History Busy system administrators writes a lot of bash commands. They have no time to write notes about the commands. But bash have a … Read more

For Loops In Windows With MS-DOS Command Prompt

Windows operating system provides MS-DOS from easily days of its creation. MS-DOS is a platform generally used as a command line. MD-DOS have a lot of features those provides programming capabilities. In this tutorial we will look for loop which provides looping and enumeration capabilities for command line. Help Help about for loop can be get like … Read more

How To Get Information About Running Containers, Images In Docker?

Docker provides different tools to monitor the containers. In a busy environment there will be a lot of images and containers hard to remember. We can use information sub-commands provided by docker to get more detailed port, disk, diff, event stat information. While running docker sub-commands we need root privileges. List Running Containers In a … Read more

Linux “Command Not Found” Error And Solution

A common problem for system administrators or daily Linux users is “command not found” error. There are different causes of this problem. We can troubleshoot this problem in several ways. Misspell Error Misspelling is number one problem especially novice users or beginners. Here is an example we will try to run nmap command but we … Read more