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Linux Tricks

Find Which Process Using Port in Linux

3 Ways to Find Out Which Process Listening on a Particular Port

6 Comments

A port is a logical entity that represents an endpoint of communication and is associated with a given process or service in an operating system. In previous articles, we explained how to find out

Check Hardware and System Information in Linux

10 Commands to Collect System and Hardware Info in Linux

38 Comments

It is always a good practice to know the hardware components of your Linux system is running on, this helps you to deal with compatibility issues when it comes to installing packages, drivers on

Find Largest Files and Directories Size in Linux

How to Find Out Top Directories and Files (Disk Space) in Linux

21 Comments

As a Linux administrator, you must periodically check which files and folders are consuming more disk space. It is very necessary to find unnecessary junk and free up them from your hard disk. This

Switch to Another User without Password

How to Switch (su) to Another User Account without Password

3 Comments

In this guide, we will show how to switch to another or a specific user account without requiring a password. For example, we have a user account called postgres (the default PostgreSQL superuser system

Force cp Command to Overwrite without Confirmation

How to Force cp Command to Overwrite without Confirmation

9 Comments

The cp command (which stands for a copy) is one of the commonly used commands on Linux and other UNIX-like operating systems, for copying files and directories. In this guide, we will show how

Add- User to Group in Linux

How to Add or Remove a User from a Group in Linux

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Linux is by default a multi-user system (meaning many users can connect to it simultaneously and work), thus user management is one of the fundamental tasks of a system administrator. User management includes everything

Search Strings in Files Linux

6 Best CLI Tools to Search Plain-Text Data Using Regular Expressions

2 Comments

This guide takes a tour of some of the best command-line tools that are used for searching matching strings or patterns in text files. These tools are usually used alongside regular expressions – shortened

Append Text to File in Linux

How to Append Text to End of File in Linux

4 Comments

While working with configuration files in Linux, sometimes you need to append text such as configuration parameters to an existing file. To append simply means to add text to the end or bottom of

Generate Pre Shared Key in Linux

4 Ways to Generate a Strong Pre-Shared Key (PSK) in Linux

5 Comments

A Pre-Shared Key (PSK) or also known as a shared secret is a string of characters that is used as an authentication key in cryptographic processes. A PSK is shared before being used and

Increase Linux Inodes on Filesystem

How to Increase Disk Inode Number in Linux

10 Comments

When a new file system is created on a partition on a disk in Linux, and the kernel keeps aside space for inodes during the initial structuring of the file system. The number of

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Learn Linux Commands and Tools

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Linux Server Monitoring Tools

How to Monitor Docker Containers with Zabbix Monitoring Tool

Suricata 1.4.4 Released – A Network Intrusion Detection, Prevention and Security Monitoring System

How to Add Hosts in OpenNMS Monitoring Server

Cpustat – Monitors CPU Utilization by Running Processes in Linux

20 Command Line Tools to Monitor Linux Performance

How to Add Linux Host to Nagios Monitoring Server Using NRPE Plugin

Learn Linux Tricks & Tips

How to Split Large ‘tar’ Archive into Multiple Files of Certain Size

How to Set or Change System Hostname in Linux

How to Convert From RPM to DEB and DEB to RPM Package Using Alien

Gogo – Create Shortcuts to Long and Complicated Paths in Linux

Bash-it – Bash Framework to Control Your Scripts and Aliases

12 Useful PHP Commandline Usage Every Linux User Must Know

Best Linux Tools

10 Top Open Source API Gateways and Management Tools

10 Useful Tools to Create Bootable USB from an ISO Image

Best Skype Alternatives for Linux Desktop

13 Best Photo Image Editors for Linux

13 Best Tools to Access Remote Linux Desktop

11 Best Graphical Git Clients and Git Repository Viewers for Linux

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