Tips được gắn thẻ "Security"

Xem tất cả các tip được gắn thẻ Security.

Next.js Trung bình

Next.js App Router: Server Components vs Client Components

Server Components run only on the server; Client Components hydrate in the browser. See how Next.js App Router renders both, and when to actually reach for 'use client'.

Next 14.x - 15.x React 18.x - 19.x

Sơ đồ

3 phút đọc · 906 Đọc tip

Database Trung bình

Database Indexes: Turn a Full Scan Into an Instant Lookup

See why a query without an index scans every row, how an index turns it into a fast lookup, and how to read EXPLAIN to tell the difference.

SQL ANSI / MySQL 8+

Sơ đồ Thử thách

2 phút đọc · 1,709 Đọc tip

PHP Dễ

Preventing SQL Injection in PHP

Learn essential techniques to protect your PHP applications from SQL injection attacks.

PHP 8.0+

Sơ đồ Thử thách

2 phút đọc · 892 Đọc tip