DEV Community: Zabi ullah

🚀 JOIN VIDZAP AFFILIATE PROGRAM - Earn $49.75 Per Sale 💰

Zabi ullah — Mon, 03 Aug 2026 02:13:44 +0000

🚀 JOIN VIDZAP AFFILIATE PROGRAM - Earn $49.75 Per Sale 💰

I'm looking for 10 serious affiliates to promote VidZap.

WHAT IS VIDZAP?
A ready-made Video Downloader Website Script.
Buyers launch their own site like SaveFrom.net and earn from ads.
Includes: Full source code + Lifetime license + Zero Ads

YOUR EARNING:
Price: $199 USD / SGD 256.78
Your Commission: 25% = $49.75 per sale
Paid directly by Gumroad to Bank/PayPal

HOW TO JOIN IN 2 MINUTES:

Create FREE Gumroad account
Join here: https://zabichadhar.gumroad.com/affiliates
Copy your unique link
WhatsApp me 03041160873 - I'll send you posts.

WHAT YOU GET:
✅ Ready copy-paste posts
✅ Promo poster + video
✅ 1-on-1 WhatsApp support

No experience needed. I’ll guide you.

Product: https://zabichadhar.gumroad.com/l/rtwit
Join: https://zabichadhar.gumroad.com/affiliates

Comment "INTERESTED" or WhatsApp: 03041160873

AffiliateMarketing #EarnOnline #SideHustlePakistan #WebDevelopment

Affiliate opportunity 🚀

Zabi ullah — Wed, 29 Jul 2026 07:15:36 +0000

Affiliate opportunity 🚀

25% commission on every sale – $49.75 per customer!
Product: Vidzap ($199)
Join free: [(https://zabichadhar.gumroad.com/affiliates)]

Let me know if you're interested! 🤝

How I Built a Video Downloader with $0 Maintenance Costs (Node.js + Vanilla JS)

Zabi ullah — Sat, 25 Jul 2026 07:30:22 +0000

Hey everyone! 👋

I wanted to share the architecture of a side project I just finalized: VidZap, a turnkey web video downloader tool. My main goal when building this was simple: create an app that handles dynamic video parsing but requires zero expensive server setups or crushing monthly bandwidth bills for whoever hosts it.

Here is a breakdown of how the architecture works and how you can build or deploy something similar.

🏗️ The Hybrid Architecture Split

To keep hosting costs at absolute zero, the platform uses a decoupled structure:

The Frontend Layer (Static SEO Silo): Built with raw HTML5, CSS3, and Vanilla JavaScript. Home page as (index.html)

The Backend Layer (Asynchronous Processing Core): A lightweight Express.js Node app that runs locally or on a cheap VPS instance.

🔒 Securing the Backend Against Shell Injections

When dealing with video extraction engines like yt-dlp, a common mistake is using Node’s exec(), which leaves the server wide open to command injections via malicious URL inputs.

To fix this, I strictly implemented execFile to pass inputs directly as an isolated array of arguments:

const { execFile } = require("child_process");

app.post("/download", (req, res) => {
  const { url } = req.body;

  // Clean URL parsing and classification checks here...

  // Securely passing args directly to the binary
  execFile("yt-dlp", ["-j", "--no-playlist", url], { maxBuffer: 1024 * 1024 * 10 }, (error, stdout, stderr) => {
    if (error) return res.status(500).json({ success: false, error: "Extraction failed" });

    const info = JSON.parse(stdout);
    // Slices stream formats to grab progressive audio/video formats
    const formats = info.formats || [];
    const best = formats.reverse().find(f => f.vcodec !== "none" && f.acodec !== "none" && f.url);

    res.json({
      success: true,
      title: info.title,
      thumbnail: info.thumbnail,
      downloadUrl: best?.url || info.url
    });
  });
});

⚙️ Making It Completely Modular with Environment Variables

To make this completely turnkey for deployment, I extracted all server properties out into a clean .env file management layer using dotenv. This allows the application to toggle modes effortlessly:

Self-Hosted Mode: Runs raw local server processing out-of-the-box.
Cloud Scaling Mode: Features built-in optional endpoints to instantly reroute incoming download data packets through RapidAPI if traffic heavily spikes.

📦 Want the Ready-to-Deploy Source Code?

I have fully packaged this codebase (frontend/ and video-backend/ paths), stripped out my personal testing keys, and added full markdown installation documentation.

If you are looking to launch your own micro-traffic project, study a full-stack codebase, or just want a ready-made script to customize, I've listed it as a launch special on Gumroad for just $19 for the first 5 developers.

👉 Grab the Full Turnkey Source Code on Gumroad Here

Let me know what you think of this architecture or if you have any questions about the execFile or stream selection logic below! 👇

Python Complete Masterclass (2026): The Ultimate Beginner to Professional Guide

Zabi ullah — Sat, 11 Jul 2026 17:44:42 +0000

I built the ultimate Python roadmap for 2026. This isn't another "Hello World" tutorial.

This masterclass covers the philosophy behind Python, its modern features, full installation guide for all OS, the entire ecosystem (pip / uv / conda, testing with pytest, web with Django / Flask / FastAPI), performance tips for GIL and memory, and real career opportunities.

Perfect for beginners who want clarity and pros who want a quick, solid refresher.

Full article on ZabiTech Community:
(https://zabitechcommunity.netlify.app/post/python-complete-masterclass-2026-the-ultimate-beginner-to-professional-guide.html)

Let's discuss in comments: What is your favorite Python feature in 3.13?

Master Git & GitHub in 2026 — The Easy Way ⚡

Zabi ullah — Tue, 07 Jul 2026 17:35:20 +0000

Stop Googling Git Commands in 2026 😅
If git push --force still scares you, this is for you.

I just dropped a free Git & GitHub Masterclass on ZabiTech Community. No fluff. No paywalls. Just everything you need.

You’ll learn:
• Branches, merges, rebase — finally explained simply • Pull requests & code reviews like teams at Netflix & Uber use • Fixing "oh no" moments: undo commits, resolve conflicts, recover lost work • GitHub Actions + 2026 updates you should know
For beginners, students, and devs who want clean Git history.

It’s 100% free. No signup. No BS.

👉 Read it here: https://zabitechcommunity.netlify.app/post/git-github-complete-masterclass-2026.html

What’s your #1 Git command you always forget? Mine’s git stash pop 🤝

I’m Zabi, 16, from Pakistan — building in public. If this helps you, follow me — next up is Frontend Roadmap 2026.

Originally published on ZabiTech Community

The Complete Node.js Masterclass (2026): Beginner to Professional

Zabi ullah — Tue, 30 Jun 2026 09:44:02 +0000

I'm Zabi, 16, from Pakistan. I got tired of 10-minute YouTube tutorials that skip the hard parts, so I spent 3 weeks writing a complete Node.js guide from scratch.

It's 10,000+ words. No fluff. Just everything you need to go from console.log to production.

I published it free on my site ZabiTech Community, but I'm sharing the key roadmap here for DEV.

What this masterclass covers:
Part 1: Fundamentals (most tutorials stop here)

Event Loop explained like you're 5
Streams, Buffers, and why Node is fast
CommonJS vs ES Modules in 2026
Part 2: Building Real Apps

Express.js from zero
REST API + GraphQL
Authentication (JWT, sessions)
File uploads, WebSockets
Part 3: Production (what they never teach)

Performance optimization techniques
Clustering & Worker Threads
Docker + deploying to free hosting
Security checklist
Part 4: Getting Hired

50+ Node.js interview questions with answers
How to build a portfolio that gets callbacks
Why I wrote this:
I'm learning Node.js myself for backend development. Every tutorial I found was either too basic or assumed I knew DevOps. So I documented everything as I learned it – including the mistakes.

The full guide has code examples, diagrams, and a complete project you can deploy.

👉 Read the full 10,000-word masterclass here: https://zabitechcommunity.netlify.app/posts/the-complete-nodejs-masterclass-2026-beginner-to-professional-guide.html?utm_source=dev.to&utm_medium=referral&utm_campaign=nodejs_june2026

Who is this for?
Beginners who know basic JavaScript
Anyone tired of fragmented tutorials
Students in Pakistan/India looking for free resources
I'm building in public at 16. If this helps you, follow me here – I'll be posting my next guide (Frontend Roadmap 2026) next week.

What topic should I cover next? Drop it in comments.

Originally published on ZabiTech Community