Frontend Development Blog

Discover the latest in frontend development with our comprehensive guides, tutorials, and industry insights.

Frontend Interview TeamFeb 08, 2026

CORS + Cookies + SameSite: Frontend Basics (Why Requests Fail)

A deep, interview-ready guide to CORS for frontend developers: preflight, simple requests, credentials, cookies, SameSite, and how to debug common failures.

#Security#CORS

Browser Storage: localStorage vs sessionStorage vs IndexedDB (When to Use Which)

JavaScript

Frontend Interview TeamFeb 08, 2026

~22 min

Browser Storage: localStorage vs sessionStorage vs IndexedDB (When to Use Which)

A deep, interview-ready guide to browser storage: cookies vs Web Storage vs IndexedDB, quotas, security pitfalls (XSS), JSON patterns, and best practices for modern frontend apps.

#Web Platform#Storage