Developer Blog

A senior-engineer breakdown of Angular 21 new features — signals improvements, zoneless by default, httpResource(), control flow, plus a .NET Core API example.

Understand URL encoding rules, reserved characters, query string safety, and practical debugging tips for reliable web apps and APIs.

Learn practical JSON formatting and validation workflows to debug APIs faster, avoid parsing errors, and improve developer productivity.

Master JWT authentication with secure token handling, claim validation, expiry strategy, and common pitfalls to avoid in production.

A practical regex guide with production-ready patterns for email, URLs, dates, password rules, and safer text processing.

Design strong password policies with practical rules, entropy basics, and user-friendly security strategies for modern applications.

JSON is everywhere in modern development — APIs, config files, logs. Learn how to read, validate and format it efficiently.

JWT tokens are the backbone of modern authentication. Learn what they contain, how to decode them, and when NOT to use them.

Regex doesn't have to be intimidating. This guide breaks down common patterns, flags, and real-world examples.

Base64 is everywhere — email attachments, data URIs, JWT tokens. Learn what it is, how it works, and when not to use it.