10 Useful du (Disk Usage) Commands to Find Disk Usage of Files and Directories
The Linux ‘du‘ (Disk Usage) is a standard Unix/Linux command used to check the disk usage information of files and directories on a machine. The
linux commands
How to Use ‘dir’ Command with Different Options and Arguments in Linux
This article shows some examples of using the dir command to list the contents of a directory. The dir command is not a commonly used
How to Clear RAM Memory Cache, Buffer and Swap Space on Linux
Like any other operating system, GNU/Linux has implemented memory management efficiently and even more than that. But if any process is eating away your memory
How to Work with Date and Time in Bash Using date Command
Date command is an external bash program that allows to set or display system date and time. It also provides several formatting options. Date command
Useful ‘host’ Command Examples for Querying DNS Lookups
Host command is a minimal and easy-to-use CLI utility for performing DNS lookups which translate domain names to IP addresses and vice versa. It can
10 Useful ‘locate’ Command Practical Examples for Linux Newbies
One of most obnoxious experiences that most new users of the Linux platform usually face is the inability to find the simplest and yet more
How to Find and Kill Running Processes in Linux
Process management is one of the important aspects of System Administration in Linux, and it includes killing of processes using the kill command. In this
How to Kill Linux Processes/Unresponsive Applications Using ‘xkill’ Command
How do we kill a resource/process in Linux? Obviously we find the PID of the resource and then pass the PID to the kill command.
7 Tools to Encrypt/Decrypt and Password Protect Files in Linux
Encryption is the process of encoding files in such a way that only those who are authorized can access them. Mankind is using encryption for
7 Quirky ‘ls’ Command Tricks Every Linux User Should Know
We have covered most of the things on ‘ls’ command in last two articles of our Interview series. This article is the last part of
RHCSA Series: How to Manage Users and Groups in RHEL 7 – Part 3
Managing a RHEL 7 server, as it is the case with any other Linux server, will require that you know how to add, edit, suspend,
RHCSA Series: How to Perform File and Directory Management – Part 2
In this article, RHCSA Part 2: File and directory management, we will review some essential skills that are required in the day-to-day tasks of a