Latest Posts - Alpha Technology

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How REST APIs Work: Architecture Explained for Beginners

Every time a mobile app loads your profile, a website fetches search results, or one service talks to another, a REST API is usually involve...

Sarthak Bystander 30 Aug, 2026

Beginner Guide , Computer Science , Programming

How Browsers Render Web Pages: The Critical Rendering Path

Introduction When you open a website, the browser does more than show a file. It parses markup, builds trees in memory, calculates geometry...

Sarthak Bystander 29 Aug, 2026

Backend , Beginner Guide , Computer Science

Database Indexing Explained: How Queries Get Faster

When a query on a large table feels instant, an index is usually doing the work. When the same query crawls, an index is often missing, unus...

Sarthak Bystander 28 Aug, 2026

Beginner Guide , Computer Science , Programming

How Git Works Internally: Commits, Trees, and Blobs

Git is the version control system almost every developer uses. Most people learn a handful of commands and stop there. That works until a re...

Sarthak Bystander 27 Aug, 2026

Beginner Guide , Computer Science , Programming

How Git Works Internally: Commits, Trees, and Blobs

Git is the version control system almost every developer uses. Most people learn a handful of commands and stop there. That works until a re...

Sarthak Bystander 27 Aug, 2026

Beginner Guide , Computer Science , Programming

Compiler vs Interpreter Explained: How Your Code Actually Runs

When you write a program, the computer does not directly understand the words, symbols, and abstractions used in languages such as Python, J...

Sarthak Bystander 26 Aug, 2026

Beginner Guide , Computer Science , Networking

How DNS Works: The Internet's Phone Book Explained

How DNS Works: The Internet's Phone Book Explained Introduction Every time you visit a website, send an email, or use an online appl...

Sarthak Bystander 25 Aug, 2026

Beginner Guide , Computer Science , Networking

How DNS Works: The Internet's Phone Book Explained

How DNS Works: The Internet's Phone Book Explained Every time you type a website address like google.com or github.com into your bro...

Sarthak Bystander 25 Aug, 2026

Beginner Guide , Computer Science , HTTP

How HTTP Works: Request-Response Cycle Explained

Every time you open a website, submit a form, or call an API, HTTP is working behind the scenes. HTTP (Hypertext Transfer Protocol) is the a...

Sarthak Bystander 24 Aug, 2026

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