APK vs AAB: Everything You Need to Know About Android App Formats
A deep dive into what APK and AAB files are, how they work, who created them, and why the Google Play Store prefers AAB over APK.
Archive
11 posts published
2026
10
I Built a Free, Fully Automated Email Notification System for My Blog — Here's Everything I Learned
A beginner-friendly, deep-dive walkthrough of how I built a zero-cost email notification system for my Astro blog using Resend, Firebase, Vercel, and GitHub Actions — including every concept explained from scratch and every error I hit along the way.
The Hidden Math Behind Your Bank Card: The Luhn Algorithm Explained
Every time you type a card number online, something checks it before your bank even sees it. That something is a 65-year-old math formula. Here is how it works.
I Built My Own AI CLI Tool and Put It on npm - Here's the Whole Story
I wanted to use OpenClaw but my laptop couldn't handle it. So I thought - why not build my own? nion-cli: agent mode, 10+ AI providers, Telegram bot.
Let's learn python
Learn python with me
How I Turned My Mom's Old Android Phone into a Server Using Termux
I had no idea how VPS even worked. So I used my mom's old Android phone, installed Termux, and figured it out the hard way — SSH, Discord bot, live dashboard, Cloudflare tunnel, and all the problems nobody warns you about.
Why Does java create a .class file?
Lets know why java create a extra .class file and how it works!
How I Started Learning Java Code
My full experience of learning Java from YouTube and sites
My Journey with Termux
How I turned my phone into a coding machine using Termux, npm, and zsh - complete with all the problems I faced and how I solved them
Show Your Live Discord Status on Your Website and GitHub Profile with Lanyard
Learn how to display your live Discord status on your website and GitHub profile in real-time using Lanyard API. Complete tutorial with working code examples for Spotify, VS Code, and gaming activities.
