Developer Guides
In-depth articles, security guidelines, and architectural concepts for engineering teams.
Backend & Databases 6 min read
A Developer's Guide to UUIDs: Understanding v1, v4, and the New v7
Deep dive into Universally Unique Identifiers (UUIDs). Learn the structural differences between v1 (time-based), v4 (random), and the newly standardized v7 (time-ordered), and why v7 is the new standard for primary keys.
June 8, 2026Read Guide
Security & Auth 7 min read
JSON Web Token (JWT) Security Best Practices for Modern APIs
Learn the core security considerations when using JSON Web Tokens. From signature algorithms (HMAC vs RSA) and avoiding the 'alg: none' vulnerability to secure storage strategies in the browser.
June 8, 2026Read Guide
SDET & Testing 8 min read
Mastering Regular Expressions (Regex): Syntax, Performance, and ReDoS
A comprehensive guide to writing efficient regular expressions. Learn standard patterns, lookarounds, and how to protect your servers from Regular Expression Denial of Service (ReDoS) attacks.
June 8, 2026Read Guide
DevOps & Cloud 7 min read
Demystifying CIDR & Subnetting: A Guide for Backend and DevOps Engineers
Understand IP addressing, CIDR blocks, and subnetting. Learn how network masks work, how to calculate host capacities, and how to design clean VPC network layouts.
June 8, 2026Read Guide
Data & Security 5 min read
Base64 Encoding vs. Encryption: Why Reversible Encoding is Not Security
Confusing encoding with encryption is a major security flaw. Understand how Base64 works, why it provides zero confidentiality, and how to properly secure sensitive data.
June 8, 2026Read Guide
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