For Linux administrators, checking the status of remote ports is a routine yet essential task. 🔍 In our quest to streamline this process, we’ve tested six different methods to assess remote port status. Along the way, we uncovered two unexpected techniques that offer remarkable benefits. Curious about what we found? Dive in to discover how …
Linux
If you’re dealing with permission issues on your server and come across advice suggesting you use chmod 777 on your directory, it’s crucial to understand what this command does and why it’s generally unsafe. Here’s a simplified explanation of Linux file permissions and why you should avoid using chmod 777. We also created an infographic …
When I first began managing Linux servers, one of the most perplexing metrics I encountered was the load average. At first glance, the numbers seemed abstract and elusive — what did a load average of 2.5 or 5.0 actually mean for system performance? I vividly remember the first time I was faced with a server …
When I first started working with Linux servers, managing time synchronization seemed like a daunting task. My team had always relied on the traditional ntpd service for Network Time Protocol (NTP), and it worked well enough. But when Red Hat Enterprise Linux (RHEL) 8 came around and the focus shifted to chronyd from the Chrony …
Ever found yourself drowning in a sea of terminal commands, struggling to remember the exact syntax or wondering how to chain multiple commands efficiently? I’ve been there too. I remember my first deep dive into shell scripting, where I felt overwhelmed by the sheer number of tools and techniques available. It was only after countless …
When I first started working with Linux, I found myself spending a lot of time on repetitive tasks and struggling to manage various aspects of my system efficiently. I was constantly searching for ways to streamline my workflow and improve productivity. After experimenting with different commands and techniques, I discovered five essential Linux tips that …
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 …
What is HTTP/3? HTTP is an essential backbone of the Internet — it dictates how communications platforms and devices exchange information and fetch resources. In short, it is what allows users to load websites. HTTP/3 is a new standard in development that will affect how web browsers and servers communicate, with significant upgrades for user …
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 …
Linux, with its powerful and flexible file system, offers users an array of tools and commands to manage files and directories efficiently. This infographic serves as a comprehensive guide, packed with practical tips and best practices for managing Linux files. In the vast playground of Linux, files are the building blocks of the system. They …