Technical Tutorials

Manually uploading files to your VPS via FTP or SCP is error‑prone and time‑consuming. GitHub Actions automates deployment whenever you push code to your repo

A reverse proxy sits in front of your web applications. It routes requests to different backend services based on domain, path, or port. This is useful when run

GitHub is great, but you might want a private Git server for your projects. Self‑hosting gives you full control, unlimited private repositories, and no storage

rsync is a powerful command‑line tool for copying and synchronizing files locally or remotely. It only transfers changed parts of files, making backups fast an

MySQL powers many WordPress sites, web apps, and databases. On a low‑spec VPS, MySQL can become a bottleneck. Slow queries, high memory usage, and disk I/O iss

SSH is for remote server access, but it can also forward network ports. This is called SSH tunneling. You can securely access remote services, bypass firewalls,

Cron is a time‑based job scheduler on Linux. It runs commands or scripts at specified times – daily, weekly, or custom intervals.This guide walks you thr

A LAMP stack is the foundation for hosting dynamic websites and web applications. It includes Linux (the operating system), Apache (the web server), MySQL (the

A firewall is your server's first line of defense. It blocks unwanted connections before they reach your applications.On Ubuntu, UFW (Uncomplicated Firewall

You just bought a VPS. You installed your website. Now what? Security often gets ignored until something breaks.This guide covers 10 essential steps to secure y

Node.js is a JavaScript runtime built on Chrome's V8 engine. It lets you run JavaScript on your server. If you're building web applications or APIs, you

You've set up your VPS. Your website is running. But what happens if something breaks?A server can crash. A hard drive can fail. You can accidentally delete

There are dozens of VPS providers. Plans range from $2.50 to hundreds of dollars per month. How do you know which one is right for you?This guide walks you thro

You have a VPS. Now you want to install WordPress. But where do you start?This guide walks you through every step. No prior experience needed. I'll assume you h

QR codes are everywhere. On posters, business cards, product packaging, even restaurant tables. They're a quick way to share a link, contact info, or Wi-Fi

You probably have dozens of online accounts. Most people reuse the same password everywhere. That's risky. If one site gets hacked, attackers try that passw

If you work with APIs, you deal with JSON. Most APIs return minified JSON – no spaces, no line breaks. Unreadable to humans.A JSON formatter tool fixes th

You've probably seen word counter tools online. Type text and it tells you how many words and characters. Simple right? But most people only use them to che

Using password authentication for SSH works but it's not ideal. Passwords can be guessed or brute forced. SSH keys are much more secure and convenient once

Your domain name is your website's first impression. A great domain is easy to remember, simple to type, and gives a hint about what you do. A bad domain co

"Compress my image" and "resize my image" – people often use these terms interchangeably, but they do completely different things. Using the wrong one can

You've probably seen URLs like https://www.baike300.com/article/1.html and wondered why some websites have clean, readable addresses while others look like gibberish. The difference is the URL slug.

Choosing the right colors for your website is not just about looking pretty – it affects readability, user trust, and even conversion rates. But with mill

PDF files are great for sharing, but editing them is a nightmare. Whether you need to extract text, update a contract, or reuse content from an old report, conv

Large images slow down your website, hurt SEO rankings, and frustrate visitors. But compressing images often makes them look blurry or pixelated – a trade