Most of the Linux Distributions don’t allow ‘root’ user also known as superuser by default as a security measure to prevent accidental or intentional changes that could harm the system. Especially in an enterprise setup this would mean disaster. Instead, it uses a feature called sudo, which allows authorized users to perform administrative tasks without …
Adding Users to Sudoers in Linux – A Step-by-Step Tutorial Read More »
In this tutorial, we are going to discuss how to change the user password in Linux. The instructions given below can work on any Linux distribution. The passwd command is used to update or change the user’s authentication token. There are two types of users; normal users, and the root user. The normal user can …
How to Change User Password in Linux using passwd command? Read More »
The Linux which command is used to identify the path of executable files. The path is identified by searching it in the path environment variables. Syntax of Linux which is as follows: What is the PATH variable? PATH is an environment variable in Linux and other Unix-like operating systems that tells the shell which directories …
Find command is used to filter objects in the file system. It can be used to find files, directories, files of particular pattern i.e. txt,.php and so on. It can search by file name, folder name, modification date , by permissions and so on. Note: Linux is case sensitive. “File”,”file”,”FiLe”,”FILE” all are different file names …
Linux date command is used to display the system date and time. We can also print the past date, future date or set the date manually. By default, the date command prints the current date of the Linux system. Here I have listed some of the date command options which one can use to have …
The chmod (change mode) command in Linux is used to change the access mode of a file, based on the type of user accessing the file and the type of permission associated with accessing the file. File Permissions and User Groups For understanding what the types of permissions and the types of users are, let …
PING (Packet INternet Groper) is a network administration utility used to check the connectivity status between a source and a destination computer/device over an IP network. It also helps you assess the time it takes to send and receive a response from the network. Basic Principles behind ping Command Whenever there is a requirement to …
Changing the SSH port on Linux is pretty easy and straightforward. As it is with most of the packages that are available for any Linux distribution including Ubuntu, they come with a configuration file. Let’s modify that configuration file and update our port to something that’s not so commonly available. Change SSH Port in Linux …
The installation for MySQL on Debian will be through the APT repository. Now there is a default MySQL server installation and one that is offered by Oracle through their software repositories. We’ll take the official route by first adding Oracle’s sources first and then installing the MySQL server. How to Install MySQL on Debian/Ubuntu Before …
The df command in Linux is a powerful tool for monitoring disk usage and the available amount of space on your system. Whether you’re a Linux server administrator or a regular user, understanding how to use the df command can help you better manage your disk space and ensure your system runs smoothly. In this …
Checking Disk Space Used in Linux – How To Use The df Command in Linux? Read More »