Posted inLinux
Wrangling JSON and YAML: Practical jq and yq Techniques for Linux
Stop fighting with line-based tools like grep. Learn to use jq and yq to navigate and edit JSON and YAML data with structural precision on Linux.
Posted inProgramming
Building Cross-Platform Apps with Deno 2.0: CLI Tools, HTTP Servers, and npm Integration
Deno 2.0 lets you build CLI tools, HTTP servers, and full applications in TypeScript with zero configuration — and now supports npm packages natively. This guide walks you through everything from installation to compiling cross-platform binaries, with practical code examples you can use right away.
Posted inSecurity
Manual Web Forensics: Hunting SQLi and Web Shells via CLI Logs
Master manual web forensics using Linux CLI tools like grep and awk to detect SQL injection and hidden web shells in your server logs during an incident.
Posted inLinux
FFmpeg on Linux: A Practical Guide to Video Processing and Compression
Master FFmpeg on Linux with this guide. Learn to cut, merge, and compress videos directly from the command line using efficient, production-ready techniques.
Posted inNetworking
VyOS CLI Guide: Building a Professional Virtual Router from Scratch
Turn any virtual machine into a high-performance enterprise router. This guide provides hands-on CLI instructions for VyOS routing, stateful firewalls, and NAT configuration.
Posted inAI
Configuring Claude Code: A Guide to the settings.json File
Optimize your Claude Code CLI experience by mastering the settings.json file. Learn how to automate command approvals, switch models to save costs, and set custom project instructions.
Posted inProgramming
Building Professional CLI Tools with Python Click and Rich: From Simple Script to Polished Command-Line App
Learn how to build professional Python CLI tools using Click and Rich by comparing approaches, understanding trade-offs, and following a hands-on implementation guide. From decorator-based commands to Rich tables and progress bars, this tutorial covers everything you need to turn a Python script into a tool your team will actually use.
Posted inProgramming
Regex Tutorial: A Practical Guide with Examples and Online Tester
Navigate Regular Expressions with confidence. This practical guide covers core concepts, syntax, and real-world examples to solve common text processing problems efficiently.
Posted inAI
Boost Efficiency: AI-Powered CLI Tools for DevOps & SysAdmin Workflows
Explore how AI-powered command-line interface tools are revolutionizing DevOps and SysAdmin workflows. This tutorial covers practical applications, from natural language command generation to AI-assisted log analysis and script development, highlighting tangible benefits for efficiency and problem-solving in the real world.