Articles
Technical articles and updates.
Make Markdown Table Creation Dramatically Easier! Visual Editor Tips
Creating tables in Markdown manually is a pain we've all felt. Learn how to drastically improve your documentation efficiency by using a tool that allows you to create and edit tables with intuitive visual operations.
Understanding Base64 Encoding: How It Works and When to Use It
A deep dive into Base64, Base58, and Base32 encoding mechanisms. Learn about data overhead, binary data handling, and common use cases for developers.
Mastering Cron Syntax: From Basic Concepts to Advanced Scheduling
A comprehensive guide to Cron syntax for developers. Learn the meaning of the 5 fields, how to use special characters (* , / ? L W #), and common scheduling examples.
Visualizing GitHub Actions Workflows: Understanding Complex Pipelines
Learn how to visualize YAML files spanning hundreds of lines using Mermaid.js. Map out job dependencies (needs) graphically to maximize debugging efficiency.
Hashing and HMAC: Essential Security Concepts for Developers
Learn about hash functions like SHA-256, the importance of Salting, and how HMAC works to ensure data integrity and authenticity in your applications.
The Basics of Text Differentiation (Diff): Improving Review and Version Control
Learn how Diff tools instantly highlight 'what changed.' Understand line-by-line and character-level comparisons, merging, and how to stay productive.
UUID (Universally Unique Identifier) Fundamentals: Types and Best Practices
Understand what UUIDs are, the differences between v1, v4, and v7, how to use them as database primary keys, and why randomness matters for developers.
Introduction to Regular Expressions for Engineers: Useful Patterns and Basics
A beginner-friendly guide covering basic metacharacters, practical patterns like Email/URL validation, and performance considerations.
Basics of UNIX Time and Timezones: What Developers Need to Know
A comprehensive guide covering UNIX time definition, seconds vs. milliseconds, timezone handling (UTC/JST), and common development pitfalls.
Building Standardized APIs: Creating OpenAPI (Swagger) Schemas from JSON
Learn how to use OpenAPI Specification to document your REST APIs and how to quickly generate schemas from existing JSON data.
JSON vs. YAML: Choosing the Best Format for Your Use Case
An in-depth look at the differences between JSON and YAML, their pros and cons, and when to convert between them.
Introduction to JWT (JSON Web Token) and Verification Mechanism
A comprehensive guide on the structure of JWT, its use in authentication, and best practices for secure implementation and debugging.
What is JWKS (JSON Web Key Set)?
Explaining the mechanism of JWKS, its role, and how to generate it with DevToolKits.
Generating TypeScript Types from JSON: Improving Development Efficiency
Learn how to automatically generate TypeScript interfaces from JSON data to prevent bugs and improve developer experience with type safety.
Mastering JSON Validation with Zod: From Type Safety to Runtime Safety
Improve your application's reliability by using Zod to validate JSON data at runtime while automatically gaining TypeScript type safety.