When writing a Bash script, the shebang (#!) at the top of the file determines how the system locates the interpreter for your script. Two popular choices for a Bash script are: #!/usr/bin/bash and #!/usr/bin/env bash
A hands-on story about discovering a bug in my Bash module, opening an issue on GitHub, assigning it to myself, creating a branch, fixing the code, adding tests, and closing the issue—step by step, with screenshots and code along the way.
You can’t optimize what you can’t see. MangoHud is the performance overlay that finally tells the truth about your FPS, GPU load, CPU bottlenecks, and frame times. In this guide, we install it, configure it, and use it with Steam games and glxgears — calmly, step by step, without panic.
The complexity of Jenkins pipelines can lead to various pitfalls. These pitfalls can introduce inefficiencies, slow down development, and lead to frustrating build failures. Understanding and avoiding these common mistakes is crucial for maintaining a robust and efficient CI/CD process.
Learn how to create a Slack account, set up a dedicated channel, and prepare it to receive real-time notifications. Enhance your team's collaboration and streamline your CI/CD workflows with this step-by-step guide!
Docker Compose is a powerful tool that simplifies multi-container orchestration, allowing developers to define, manage, and run multiple containers in a consistent and scalable way. By defining your application’s services, networks, and volumes in a single YAML file (docker-compose.yml).
This guide provides a performance-focused sysctl configuration for Linux, tuned for low latency and high throughput on desktop or gaming systems. Learn how to apply, test, and revert these settings safely—without touching GRUB or boot parameters.
Networking issues can be a frustrating experience, especially when you're trying to access essential online services or local resources. Whether you're facing a total network outage, slow connections, or intermittent issues, knowing how to troubleshoot network problems in Ubuntu ...
With a few unexpected days off work, I decided to revisit Counter-Strike 2 and finally measure what GameMode really does. No miracles, no magic—just real benchmarks, real configs, and honest results from a system I know very well.
Rebasing in Git is a powerful tool to keep your commit history clean and organized, but it comes with some challenges. When done correctly, a rebase creates a linear and clean history, but mistakes can lead to a confusing history or even conflicts.
A practical, step-by-step guide to installing the GitHub CLI (gh) on Windows, macOS, Linux, WSL, and even inside Docker. Covers package managers, manual installs, authentication, upgrades, and common troubleshooting tips.
A new feature joins my Bash module: a stopwatch that measures how long each shell command takes. In this post I walk through the whole process—planning, branching, coding, testing, updating the installer, and preparing a pull request—all with a healthy dose of fun.