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When I first started using Linux, I was overwhelmed by its complexity and the sheer volume of commands and configurations. I spent countless hours fumbling through documentation and forums, trying to find the shortcuts and tweaks that would make my workflow smoother. It wasn’t until I stumbled upon a few key tips and tricks that …

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In the world of Linux, ‘sudo’ is a crucial command. It stands for “superuser do” and allows certain users to execute commands with superuser or root privileges. But what does this really mean? And more importantly, how can you use it effectively and securely? Let’s dive in. Basic Concept of  ‘sudo’ The ‘sudo’ command is …

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In the Linux system, file operations and user management are two very important concepts, which are crucial for the normal operation and maintenance of the system. Below I will introduce some basic operations on these two topics. Linux File Operations Linux File System for New Learners: An In-Depth Guide In-Depth File Type Understanding Linux file …

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Linux Common Commands Linux commands can be categorized based on their functionality. Here are some main categories along with some common commands in each category: 1. File and Directory Operations ls – List directory contents. cd – Change the current directory. pwd – Print the current working directory. mkdir – Create a new directory. rmdir …

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I’ve been there—faced with a Linux server that’s slower than molasses in winter. It’s a headache, but it’s a common one. Fortunately, after many late nights and countless cups of coffee, I’ve honed a few strategies to get my server back up to speed. Let me take you through my troubleshooting journey. How I Check …

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Remember those early days of using Linux? It felt like the Wild West of computers! You could customize everything, which was awesome, but there was always this nagging worry in the back of your mind. What if you accidentally downloaded something bad with all those cool-sounding programs? Every time you clicked “install,” it felt like …

Read More about From Vulnerable to Secure: My Journey to Block Malicious Packages on Linux

Remember those days when fixing stuff on your Linux computer involved typing out the same commands over and over again? It felt endless! Then, I learned about these things called “for loops” in Bash scripting, and let me tell you, they were a lifesaver. Now, I can handle those repetitive tasks in just one line …

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In the realm of Linux system security, controlling which applications can execute is a critical aspect of maintaining a secure environment. fapolicyd is a powerful tool designed for Red Hat Enterprise Linux (RHEL) that allows administrators to define and enforce policies governing application execution. This article delves into the capabilities of fapolicyd, its components, and …

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