Vikashintech | Web Development, React & Tech Blogs

Understand the difference between TCP and UDP, learn when to use each, and discover how HTTP builds on top of TCP for web communication.

Learn how to write HTML 10x faster with Emmet shortcuts — from basic elements to nested structures and full boilerplate.

Learn how modems, routers, switches, firewalls, and load balancers work together. Essential networking knowledge for backend developers.

Trace DNS resolution from root servers to IP address using dig. Understand the hierarchy and how your browser finds any website on the internet.

Learn how to use cURL to send HTTP requests, test APIs, and debug like a pro. A hands-on guide for developers new to command-line tools.

Understand NS, A, AAAA, CNAME, MX, and TXT records. Learn how DNS works as the phonebook of the internet with simple analogies and real examples.

Explore Git's internal architecture — blobs, trees, commits, and SHA-1 hashes. Learn what really happens when you run git add and git commit.

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