Explore expert Linux tutorials, command‑line guides, and practical tips at Heatware. Master Linux commands, scripting, and open‑source tools with our in‑depth articles.
Linux Troubleshooting & Tips
How to Use the Tail Command in Linux to Watch File Changes
This article will show you how to use the tail command to automatically view data that is appended to a file. This is particularly useful when you want to view the progress of some process from a log file. For example, if you want to see when the Apache server has finished loading, instead of … Read more
Learn How to Create and Manage Symlinks in Linux Easily
What exactly are Linux symlinks, and why do they matter? Essentially, a symlink, or symbolic link, acts like a shortcut. It points to another file or directory, offering quick access without duplicating data. What are the Benefits of Symlinks in Linux? Managing symlinks in Linux can significantly enhance your workflow. Here’s how: How to Create … Read more
8 Easy Ways to Check Physical RAM in Linux Systems
If you’re using Linux and need to check your RAM size, there are plenty of simple ways to get the information. Whether you’re troubleshooting performance issues, checking compatibility for new software, or just curious about your hardware, these methods will help you out. In this guide, we’ll walk through several ways to check your system’s … Read more
Find the CPU (processor) speed and model under Linux
Checking your CPU’s speed and model in Linux is quick and easy. Whether you need this info for troubleshooting, performance checks, or system upgrades, Linux provides simple commands to get the details. This guide covers multiple ways to find your processor’s model name, clock speed, and other key specs using built-in tools. Why Check Your … Read more
Tar in Linux: Archive and Extract Files Easily
If you’ve ever worked with Linux, you’ve probably come across tar archives at some point. They’re super handy for bundling and compressing files, but if you’re new to Linux or just need a refresher, figuring out how to extract those files can feel a bit daunting. Don’t worry—I’ve got you covered! In this guide, I’ll … Read more
How to Count Files in a Directory in Linux (Quickly)
Ever needed to count files in a directory but didn’t know the best way to do it? Whether you’re trying to manage disk space, verify backups, or just get a quick overview of your files, Linux gives you plenty of ways to get the job done. Some methods are super quick, while others work better … Read more
Bulk Rename File Extensions in Linux Using Shell Commands
Renaming file extensions in Linux is a common task, especially when handling large numbers of files in web development, data processing, or system administration. Whether you’re standardizing file formats, converting image types, or preparing files for a batch process, the command line offers a fast and efficient way to rename file extensions in bulk. This … Read more
Mount ISO Files on Linux: A Beginner’s How‑To Guide
Ever downloaded a Linux installation image and wondered what to do with it? That’s where mounting ISO files on Linux comes in. An ISO file is a snapshot of a disk, like a CD or DVD, packaged into a single file. By mounting it, you can access its contents without needing any physical media. Whether … Read more
Find large files on Linux: 5 Command-line Examples
Running out of disk space on your Linux system? Don’t panic! Tracking down those massive files hogging your storage is simpler than it seems. Here are five practical command-line examples to help you identify and manage large files efficiently. 1. Using du and sort Together A quick way to find the biggest files in a … Read more