One of the main job of a system admin is configuring and managing users and groups. In this article, I will show you how to list users in Linux using the command line. Commands that I show would work on [...]
Linux Commands
How to Check Service Running on Specific Port on Linux
Occasionally, we may need to check out the default port number of specific services/protocols or services listening on certain ports on Linux. A number of command line tools are available to help you search port names and numbers in your [...]
3:23 am
4 Tools to Browse Internet from Linux Terminal
In this article, we'll focus on how you can browse the internet from Linux command line using text-based browsers. Text browsers are browsers that only render the text contents of a web page, leaving out all the graphical content including [...]
12:05 am
6 Commands to Clear Linux Terminal
Sometimes, as you go about running commands on a Linux terminal, you may feel that the terminal is somewhat 'filled up' with commands and outputs of those commands. Therefore, you may want to clear the terminal to declutter it and [...]
2:16 am
How to Find Packages Owns Specific File on Ubuntu
This guide is meant to help you identify a package that owns/provides a specific file on your Ubuntu system. All commands on this article have been tested on Ubuntu 18.04 and Ubuntu 16.04 Desktop and Server edition. Sometimes it is [...]
1:13 am
How to Use tcpdump Commands with Examples
Tcpdump is a network troubleshooting command which is also known as a packet sniffer is used to capture and display packets from a network. Tcpdump allows users to capture and display TCP/IP and other packets being transmitted or received over [...]
1:20 am
16 Tar Commands to Compress and Extract Files in Linux
Tar is a command line tool used to create and manipulate archive files in Linux and Unix systems. Tar can extract from tar, pax, cpio, zip, jar, ar, and ISO 9660 cdrom images and can create respective archives. Below is [...]
1:02 am
How to Limit Process at User Level on Linux
Ulimit, as the name signifies, is the user resource limits defined by users for their respective processes. It provides control over the resources available to the shell and to processes started by it, on systems that allow such control. That [...]
2:00 am
How to Upgrade Individual Packages in Ubuntu/CentOS
In this article, we'll dive deep and see how we can upgrade specific packages in Ubuntu/CentOS distributions. Once in a while, you may be required to upgrade certain packages and leave others in their default versions. One reason for this [...]
12:05 am
How to Create and Remove alias in Linux
Aliases are very useful when it comes to fast working in Linux. We can use alias to run a long or hard remember command with a simple word. There are two types of aliases – temporary and permanent. In this [...]
3:05 am
Dutree – Command Line Disk Usage Analysis Tool on Linux
DUtree is a combination of Durep and Tree. Durep creates disk usage reports with graphs which allows us to identify which directories are using the most space. Although durep can produce text output similar to du, its real power is the [...]
12:05 am
How to Check Execution Time of a Process in Linux
Have you been wondering how you can find an execution time of a process in Linux or Unix system?. This guide will show you a number of tools which comes in handy when trying to find execution time of a [...]
2:12 am
How to Split Large Text File into Smaller Files in Linux
Linux has several utilities for breaking down large files into small files. Split and csplit are two of the popular commands which are used for this purpose. These utilities will help to break down big log files and even archive [...]
12:05 am
How to Enable or Disable Services in Ubuntu Systemd/Upstart
Often, there is a need to enable or disable services temporarily or permanently on our Ubuntu system. Sometimes, we may require certain services to start up automatically on boot up e.g ssh or web servers and sometimes we may need [...]
12:05 am