Practical IT notes with a polished landing-page feel

Syarif Hidayat

Short, practical notes on Linux, Networking, and Programming. Built for quick scanning, fast reference, and direct use when you need it.

Linux Networking Programming

Linux · Networking · Programming

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This site contains short articles, concrete examples, and concise summaries focused on practical use. Great for quick reference when learning or troubleshooting.

Learning paths

What you'll find here

Three main topics this site focuses on.

Linux

Shell, services, permissions, package management, and daily terminal workflows.

Networking

IP, subnetting, DNS, TCP/UDP, and quick ways to read network issues.

Programming

Practical Python basics, control flow, functions, and small reusable patterns.

Fresh reads

Latest articles

The three most recent posts from Linux, Networking, and Programming.

View all articles

System Updates on Linux: Safe and Simple

A compact example article showing a safe way to keep a Linux system up to date.

Subnetting With Confidence

A compact article that shows how to approach subnetting in a calm, repeatable way.

Automation with Python: A Simple Example

A short article showing how Python can be used for small automation tasks.