Developer Blog
Practical guides, tutorials, and deep dives into the tools and concepts every developer needs to know.
Markdown for Developers: Write Better Documentation
A complete guide to Markdown for developer documentation â syntax basics, extended features, GitHub-flavored Markdown, and README best practices.
Color Theory for Web Developers: HEX, RGB, HSL Explained
A practical guide to color spaces for web developers â RGB, HEX, HSL, and CMYK explained with CSS examples and accessibility contrast tips.
Cryptographic Hash Functions: MD5, SHA-256, and Beyond
A deep dive into cryptographic hash functions â how they work, comparing MD5 vs SHA-256 vs SHA-512, and their applications in passwords, file integrity, and signatures.
URL Encoding: The Complete Guide to Percent-Encoding
A complete guide to URL percent-encoding â which characters need encoding, encodeURI vs encodeURIComponent, Unicode handling, and common pitfalls to avoid.
Base64 Encoding Explained: How It Works and When to Use It
A comprehensive guide to Base64 encoding â how the algorithm converts binary to text using 6-bit groups, and practical use cases in web development.
Regular Expressions: A Beginner's Complete Guide
Learn regular expressions from the ground up â character classes, quantifiers, groups, anchors, lookaheads, and practical patterns for email, URL, and password validation.
CSS Minification: Reduce Page Load Time & Boost PageSpeed
Learn how CSS minification dramatically improves web performance, reduces bandwidth, and boosts your Core Web Vitals and Google PageSpeed Insights scores.
What is a Unix Timestamp? Epoch Time Explained
Understand Unix timestamps and epoch time â why computers count seconds since 1970, conversion examples in multiple languages, and the Year 2038 problem.
JWT vs Sessions: Which Authentication Method Should You Use?
Compare JWT-based stateless authentication vs traditional server-side sessions â scalability, security, revocation, and when each approach is the right choice.
What is JWT? A Complete Guide to JSON Web Tokens
Understand JSON Web Tokens from the ground up â JWT structure, how authentication flows work, common use cases, and security best practices for production systems.
10 Free Developer Tools That Work Entirely in Your Browser
A curated list of 10 free, privacy-first developer tools that process everything locally in your browser â no server, no sign-up, no data leaves your device.
How to Write Regex for Email Validation
A step-by-step guide to creating robust email validation regex patterns, from simple to RFC-compliant approaches.