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Tecmint: Linux Howtos, Tutorials & Guides
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Search Results for: linux

Install dig and nslookup in Linux

How to Install and Use dig and nslookup Commands in Linux

If you’re working with networks, managing domains, or troubleshooting connectivity issues, two essential tools you’ll come across are dig and

Clear RAM Cache and Swap in Linux

How to Clear RAM Cache, Buffers, and Swap in Linux Without Reboot

Like any other operating system, GNU/Linux has implemented memory management efficiently and even more than that. However, if any process

Linux Networking Commands

22 Linux Networking Commands for Sysadmin

A system administrator’s routine tasks include configuring, maintaining, troubleshooting, and managing servers and networks within data centers. There are numerous

mkcert: Make Locally-Trusted Development Certificates on Linux

mkcert: Make Locally-Trusted Development Certificates on Linux

If you’ve ever tried to set up HTTPS locally for development, you’ve probably run into a wall of complexity. Generating

Use sed and awk to Modify Config Files in Linux

How to Use sed and awk to Modify Config Files in Linux

Linux configuration files are often plain text, which makes them easily editable using command-line tools. Among the most powerful of

SSH Two Factor Google Authentication

How to Setup Two-Factor Authentication For SSH In Linux

By default, SSH already uses secure data communication between remote machines, but if you want to add an extra security

Linux Services and Daemons

How Linux Services and Daemons Work (and How to Control Them)

When starting out with Linux, you may encounter the terms “services” and “daemons” quite frequently, which refer to background processes

Master Linux in Just 7 Days

Master Linux in Just 7 Days – Even If You’re a Complete Beginner!

After the success of our RHCSA / RHCE and LFCS / LFCE certification books, we are now happy to present

Linux interview questions with answers

10 Core Linux Interview Questions and Answers – Part 4

Thanks again for the amazing response to Parts 1, 2, and 3 of our Linux Interview Questions series here on

Open-Source OCR Tools for Linux

Top 5 Open-Source OCR Tools for Linux in 2025

OCR stands for optical character recognition, and software of this type is designed to convert images, pictures, or scanned documents

Lesser Known Useful Linux Commands

10 Little-Known Linux Commands You Probably Missed – Part 5

After four highly appreciated and successful articles in our series on Lesser-Known Linux Commands, we’re excited to bring you the

Linux Interview Questions and Answers

10 Linux Interview Questions with Examples – Part 3

Welcome back to our Linux Interview Questions series on Tecmint! We’re truly grateful for the encouraging feedback on the first

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Linux Commands and Tools

How to Delete Root Mails (Mailbox) File in Linux

11 Advanced Linux ‘Grep’ Commands on Character Classes and Bracket Expressions

PhotoRec – Recover Deleted or Lost Files in Linux

How to Find a Specific String or Word in Files and Directories

How to Impose High CPU Load and Stress Test on Linux

Best Command Line Download Accelerators for Linux

Linux Server Monitoring Tools

How to Add Hosts in OpenNMS Monitoring Server

How to Install Nagios Monitoring in RHEL, Rocky, and AlmaLinux

How to Configure Custom Access and Error Log Formats in Nginx

Swatchdog – Simple Log File Watcher in Real-Time in Linux

Monitor Server Resources with Collectd-web and Apache CGI in Linux

How To Install Elasticsearch, Logstash, and Kibana (ELK Stack) on RHEL

Learn Linux Tricks & Tips

How to Show Asterisks While Typing Sudo Password in Linux

How to Find Recent or Today’s Modified Files in Linux

How to Find Out List of All Open Ports in Linux

Rename All Files and Directory Names to Lowercase in Linux

How to Find Files With SUID and SGID Permissions in Linux

How to Monitor Progress of (Copy/Backup/Compress) Data using ‘pv’ Command

Best Linux Tools

18 Best NodeJS Frameworks for App Development in 2023

Top 6 Command Line Music Players for Linux Users

10 Best Google Drive Clients for Linux in 2023

9 Best Microsoft Excel Alternatives for Linux

11 Best Screen Recorders For Linux in 2024

Top 4 Google Docs Alternatives for Linux in 2024

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