Blog

Tips, tutorials, and guides for developers

Comparison 2026-04-30

JSON vs YAML vs TOML: Which Configuration Format to Use

A practical comparison of the three most common configuration formats with use cases.

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Security 2026-04-29

JWT Security Best Practices for 2026

Avoid the most common JWT vulnerabilities: alg confusion, weak secrets, and replay.

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Security 2026-04-28

bcrypt vs Argon2: Password Hashing in 2026

Choose the right password hashing algorithm and tune its parameters for production.

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Reference 2026-04-27

URL vs URI vs URN: What is the Difference

Clear up the relationship between these three identifier specs once and for all.

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Reference 2026-04-26

Markdown Flavors Compared: CommonMark, GFM, MDX

Pick the right Markdown flavor for documentation, blogs, or content management.

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Reference 2026-04-25

Regex Cheatsheet for 2026

Quick reference for regex patterns, flags, and tested examples.

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Reference 2026-04-24

Timestamps and ISO 8601 Explained

How to handle dates and times across systems without timezone disasters.

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Reference 2026-04-23

Color Systems: RGB, HSL, and OKLCH

Why OKLCH is replacing HSL in 2026 design systems.

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Reference 2026-04-22

QR Code Anatomy: How They Actually Work

Inside the squares: error correction, data capacity, and the patterns that make scanning work.

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Security 2026-04-21

Hash vs Encryption: Stop Confusing Them

Hashes are one-way fingerprints. Encryption is reversible. They solve different problems.

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Web 2026-04-20

Favicon Best Practices for 2026

The favicon checklist that covers every browser, every device, and every dark mode.

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Reference 2026-04-19

Cron Syntax Mastered

Stop guessing your cron expressions. Master every field, edge case, and modern alternative.

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Reference 2026-04-18

Diff Algorithms Explained: Myers, Patience, Histogram

How git, IDEs, and review tools compute the differences you see every day.

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Reference 2026-04-17

SQL Formatting Conventions

Make SQL queries readable. Conventions for case, indentation, and aliasing.

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Reference 2026-04-16

HTML Entities Deep Dive

When to use HTML entities, when not to, and how UTF-8 changed everything.

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Reference 2026-04-15

HTTP Status Codes: Complete Reference

Every HTTP status code that matters in 2026, with when to use each one.

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Reference 2026-04-14

Text Case Conventions: When to Use Each

camelCase, snake_case, kebab-case, PascalCase: pick the right one for context.

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Comparison 2026-04-13

Minify vs Bundle vs Tree-shake: What Each Does

Three orthogonal optimizations that combine to shrink JavaScript payloads.

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Reference 2026-04-12

Developer Tool Stack for 2026

A pragmatic stack of tools that pay off across most projects in 2026.

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Security 2026-04-11

API Key Rotation Strategy

Rotate API keys without downtime, leaks, or 3 a.m. pages.

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Guide 2026-04-05

JSON Formatting Best Practices for Production Systems

Master JSON formatting with practical tips for readability, performance, and interoperability in real-world applications.

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Guide 2026-04-05

Base64 Encoding and Security: What Developers Must Know

Understand the security implications of Base64 encoding and learn when it is and is not appropriate for protecting sensitive data.

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Guide 2026-04-05

UUID v7: The Time-Based Identifier You Should Be Using

Learn why UUID v7 is the best choice for modern distributed systems with its time-ordered, sortable design.

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Tutorial 2026-04-05

Regex Lookahead and Lookbehind Patterns Explained

Master regex lookahead and lookbehind assertions with practical examples for validation, parsing, and text processing.

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Guide 2026-04-05

JWT Token Debugging: The Complete Guide

Learn how to decode, inspect, and debug JWT tokens with practical techniques and common pitfall solutions.

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Comparison 2026-04-05

SHA-256 vs SHA-3 vs BLAKE3: Hash Algorithm Comparison

A comprehensive comparison of modern hash algorithms including performance benchmarks, security properties, and use case recommendations.

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Tips 2026-04-05

URL Encoding Pitfalls Every Developer Should Avoid

Discover common URL encoding mistakes that cause bugs in web applications and learn the correct approaches to handle special characters.

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Guide 2026-04-05

Color Accessibility Guide: Contrast Ratios That Matter

Learn WCAG contrast ratio requirements and how to choose color combinations that make your UI accessible to everyone.

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Guide 2026-04-05

Timestamps and Timezones: The Complete Developer Guide

Master timestamps, timezone conversions, and date handling to avoid the most common time-related bugs in software.

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Tips 2026-04-05

Beyond Lorem Ipsum: Practical Dummy Data for Developers

Explore modern alternatives to Lorem Ipsum that produce more realistic test data for development and testing workflows.

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Tips 2026-04-05

Developer Productivity Tools Worth Using in 2026

A curated list of developer tools that genuinely boost productivity, from terminal utilities to browser extensions.

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Tutorial 2026-04-05

API Testing with cURL: From Basics to Advanced Techniques

Master cURL for API testing with practical examples covering authentication, file uploads, debugging, and scripting.

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Tips 2026-04-05

Markdown Advanced Tips and Tricks for Power Users

Go beyond basic Markdown with advanced formatting including diagrams, math equations, and GitHub-flavored extensions.

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Guide 2026-04-05

The Ultimate Code Review Checklist for 2026

A comprehensive code review checklist covering security, performance, maintainability, and testing best practices.

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Comparison 2026-04-05

Git Workflow Strategies Compared: Which One Fits Your Team?

Compare Git Flow, GitHub Flow, and Trunk-Based Development to find the best branching strategy for your team.

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password 2025-03-18

Password Security: How to Generate and Manage Strong Passwords

Learn about password entropy, generation techniques, and best practices for securing user credentials.

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timestamp 2025-03-15

Unix Timestamps and Date Handling in Programming

Everything about Unix timestamps, timezone handling, date parsing, and common date-related bugs in software.

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qr 2025-03-10

QR Codes in Software Development: Generation, Scanning, and Use Cases

How QR codes work technically, libraries for generation and scanning, and practical use cases in applications.

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minify 2025-03-05

CSS Minification and Web Performance Optimization

How CSS minification improves page load times, and other CSS optimization techniques for faster websites.

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http 2025-03-01

Understanding HTTP Status Codes: A Complete Reference

Learn what HTTP status codes mean, when they are used, and how to handle them in your applications.

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sql 2025-02-25

SQL Formatting Best Practices for Readable Queries

Learn SQL formatting conventions, style guides, and tools to write clean, maintainable database queries.

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markdown 2025-02-20

Markdown: The Developer's Essential Writing Tool

Master Markdown syntax for documentation, README files, and technical writing with this comprehensive guide.

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json 2025-02-15

Understanding JSON: A Complete Guide for Developers

Deep dive into JSON format, its history, advanced usage patterns, and best practices for modern development.

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base64 2025-02-10

Base64 Encoding Explained: How It Works and When to Use It

A thorough explanation of Base64 encoding, the algorithm behind it, and practical use cases in web development.

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uuid 2025-02-05

UUID Versions: When to Use Which

A comprehensive comparison of UUID versions (v1, v4, v5, v7) with practical guidance on choosing the right one.

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hash 2025-01-30

Cryptographic Hash Functions Explained

Learn how cryptographic hash functions work, their properties, and when to use MD5, SHA-256, or bcrypt.

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url 2025-01-28

URL Encoding: Why It Matters for Web Development

Understanding URL encoding (percent encoding), reserved characters, and common pitfalls in web development.

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regex 2025-01-25

Regular Expressions Cheat Sheet for Developers

A practical reference guide to regular expressions with common patterns, syntax, and real-world examples.

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jwt 2025-01-22

JWT Tokens: How They Work and Security Best Practices

Deep dive into JSON Web Tokens - their structure, how signing works, and common security mistakes to avoid.

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json 2025-01-20

Complete Guide to JSON Formatting

Learn how to format, validate, and work with JSON data effectively.

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base64 2025-01-19

Understanding Base64 Encoding and Decoding

A comprehensive guide to Base64 encoding, its uses, and how it works.

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uuid 2025-01-18

UUID vs ULID: Understanding the Differences

Compare UUID and ULID to choose the right identifier for your application.

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hash 2025-01-17

Hash Algorithms Comparison: MD5, SHA-256, and More

Compare different hash algorithms and understand when to use each one.

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url 2025-01-16

Why URL Encoding is Essential for Web Development

Learn why URL encoding matters and how to properly encode URLs.

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jwt 2025-01-15

Understanding JWT Token Structure

A deep dive into JSON Web Tokens: structure, claims, and security.

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regex 2025-01-14

Regular Expressions Basics for Beginners

Learn the fundamentals of regular expressions with practical examples.

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timestamp 2025-01-13

Unix Timestamp: A Complete Guide

Everything you need to know about Unix timestamps and time handling.

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color 2025-01-12

Color Code Conversion: HEX, RGB, HSL Explained

Learn how to convert between different color formats for web development.

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general 2025-01-11

Essential Online Tools for Developers

A curated list of must-have online tools for modern web development.

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