System & Network Admin

Location-based reminders can save you time and effort by prompting you to do something when you're in a particular location.

In centralized log management like Graylog, you don’t need to worry about knowing all the log file names or scanning through endless lines of plain text.

Configure your mail client to automatically send emails next time you have an internet connection.

Bridging is to create a bridge between two or more network interfaces to pass traffic between them. It allows you to share your system’s internet connection with other systems. In this guide, two essential networking concepts that are bridging and bonding, are discussed. In this article, how to set up, modify, and delete the bridges and bonds in the Linux system is also explained.

DNS records are a critical part of any internet presence, and debugging them is likewise critical. Dig can be used to easily examine DNS…

This guide will discuss some of the common and effective ways to run a Linux command repeatedly several times in Linux terminal.

Linux-PAM is a powerful suite of shared libraries used to dynamically authenticate a user to applications or services in a Linux system.

Learn what umask is and how to use the Linux umask command to view and define default Linux file and folder permissions.

Compile times in Gentoo can take a while when installing large programs. Learn about some tricks to speed that up today.

Clear Linux OS is the ideal operating system for people – ahem system admins – who want to have a minimal, secure, and reliable Linux distribution.

Windows operating system can suck a ton of resources with all the unnecessary services running in the background and the ads across the…

This article shows how to improve your Github profile. It explains how to create an amazing Github profile. And what to include in ideal Github profile.

Cheat sheets help you work smarter. Here are my go-to cheat sheets for open source technology.

In this article, I will be sharing how I set up my Arch Linux environment for coding. A brief backstory. I have some experience with Linux. I have used Ubuntu and Linux Mint to a great extent and even played around with Kali Linux before. But Windows...

This detailed guide shows how to install ffmpeg in Ubuntu and other Linux distributions. It also demonstrates some useful ffmpeg commands for practical usage.

A reverse proxy is a web server that can sit in front of another web server or a web service. It can encrypt outgoing traffic, act as a load balancer,...

SongRec is a free and open-source Shazam client for Linux, written in Rust.

Shazam is a great service for anyone who listens to music. But it's proprietary freeware and unavailable for Linux.

This (not so very) short video explains what TCP MSS clamping is and why we’re almost forced to use it on xDSL (PPPoE) and tunnel interfaces. TL&DW summary: because Internet-wide Path MTU Discovery rarely works.

Every time NGINX encounters an error as it attempts to process a client’s request, it returns an error. Each error includes an HTTP response and description.

Stream interactive Docker🐳 containers over the web in just a few clicks with Kasm Workspaces ⚡

Did you know that you can actually bypass firewalls with SSH Tunneling? Today, I am going to give you a smooth introduction to SSH Tunnelling and we shall later see its other use cases and client applications out there. SSH is basically a client-ser...

It is quite difficult to write correct shell scripts; you’re much better off just using Python.

For the longest time, I used LastPass as my password manager of choice. It was easy to use, I didn’t have to host anything, and hence I…