@maazzz

Maaz Hafeez

@maazzzMultan, PakistanJoined April 2026

Software Engineer

About

Software Engineer exploring software, networking, and systems. I document what I learn, share practical insights, and learn from the community.

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Maaz Hafeez's blogs

Notes by Maazmaazzz.hashnode.dev19 posts

TypeScript: Learn What Matters

If JavaScript works, why did we ever need anything else? That is the right question. JavaScript will let you write a little script with little ceremony. Create a variable, pass to a function, change i

Oct 2 · 13 min readmaazzz.hashnode.dev

JavaScript Spread vs Rest Operators: ... Explained Simply

JavaScript has a syntax that looks deceptively simple: ... You may have seen it used with arrays, objects, function parameters, or destructuring. But here's the confusing part: The same ... syntax ca

Sep 4 · 9 min readmaazzz.hashnode.dev

Error Handling in JavaScript: Try, Catch, Finally Explained

Your JavaScript code can be perfectly valid and still fail while running. For example: const user = null; console.log(user.name); The code is syntactically valid, but JavaScript throws a runtime err

Sep 3 · 9 min readmaazzz.hashnode.dev

JavaScript Promises Explained: From Callbacks to Async/Await

JavaScript often needs to wait for things that don't finish immediately. Fetching data from an API, waiting for a timer, reading a file, or saving information somewhere can all take time. But JavaScri

Sep 2 · 10 min readmaazzz.hashnode.dev

Understanding Objects in JavaScript: Properties, Values, and How to Work With Objects

If you've written JavaScript, you've already worked with objects. Users, products, students, orders, API responses, application settings, and even parts of your UI state are commonly represented as ob

Sep 1 · 7 min readmaazzz.hashnode.dev

Maaz Hafeez

About

Available for

Maaz Hafeez's blogs

TypeScript: Learn What Matters

JavaScript Spread vs Rest Operators: ... Explained Simply

Error Handling in JavaScript: Try, Catch, Finally Explained

JavaScript Promises Explained: From Callbacks to Async/Await

Understanding Objects in JavaScript: Properties, Values, and How to Work With Objects

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Maaz Hafeez

About

Available for

Maaz Hafeez's blogs

TypeScript: Learn What Matters

JavaScript Spread vs Rest Operators: ... Explained Simply

Error Handling in JavaScript: Try, Catch, Finally Explained

JavaScript Promises Explained: From Callbacks to Async/Await

Understanding Objects in JavaScript: Properties, Values, and How to Work With Objects