Category
Linux
Ubuntu, Linux servers, command-line tools.
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How to Check Linux Version
Linux is one of the most favorite Operating System among Open Source enthusiasts. It comes in multiple flavors and all of them are unique…
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How to List Groups in Linux
In the Linux ecosystem, the collection of users is called a ‘Group’. When a user is added to a group, we are defining the…
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How to Use Touch Command in Linux
The major application of the touch command is to create files without any content. Creating empty files may seem to be a wastage of…
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What Does ./ Mean In Linux ?
For all the console enthusiasts ./ may seem quite familiar. It’s one of the many great things about Linux that makes it effortless to…
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How To Rename Directories In Linux
Renaming the files and directories is a frequent task that a user has to carry out. Fortunately, Linux has an effortless way of renaming…
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How To List Open Files For A Process On Linux
If you are a frequent user of Linux or Unix systems you must have surely heard the phrase, “In Linux, everything is a file”.…
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How to Use Usermod Command in Linux
The usermod command is the most robust command of all the user account modification utilities provided by Linux systems. It provides a space for…
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How to Change SFTP Port on Ubuntu, CentOS, and other Linux Systems
SFTP stands for Secure File Transfer Protocol. This protocol is implemented using Secure Shell (SSH) which provides better security and protection from vulnerabilities than…
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How to Install MongoDB on Ubuntu 20.04
MongoDB is a NoSQL, open-source, document-oriented database used for managing web applications. It dynamically stores the data in JSON formatted documents that do not…
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How to Add SSH Keys on Ubuntu 20.04
This article explains you the process to add SSH keys authentication on Ubuntu 20.04 server and disable password based authentication.