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Articles - Page 3

Technical articles and updates.

Development Story
DevToolKits.app

Generating QR Codes: Faster and Safer

Using Canvas API and node-qrcode to achieve real-time generation and privacy protection entirely within the browser.

Development Story
DevToolKits.app

Safe Without Data Transmission: The Background of Our Browser-based Diff Tool

How we designed a private, high-speed text comparison tool using browser-side computing to prioritize user privacy.

Development Story
DevToolKits.app

Library-Free Timezone Conversion: The Power of Intl API

The story behind a lightweight timezone processing tool implemented using only the browser's native Intl API, without Moment.js or date-fns.

Development Story
DevToolKits.app

The Story Behind SQL to ER Diagram: A Commitment to Browser-only Execution

Discover the background of our SQL-to-ER tool and the technical challenges of balancing security with convenience.

Introduction
DevToolKits.app

Create Infrastructure Diagrams in Your Browser: Auto-Generate Diagrams from Code

Use our Mermaid.js-based infrastructure diagram builder to visualize cloud and network configurations just by defining nodes and connections.

Introduction
DevToolKits.app

How to Auto-Generate ER Diagrams from SQL (DDL) and the Benefits of Doing So

Learn how to visualize your database design by auto-generating ER diagrams from DDL, such as CREATE TABLE statements.

Introduction
DevToolKits.app

Mastering the JSON Ecosystem: Best Practices for Type Safety and Schema Management

JSON is more than just a data format; it's the backbone of modern development. From TypeScript types and Zod validation to OpenAPI documentation, learn how to leverage the modern JSON ecosystem.

Introduction
DevToolKits.app

JWT and Security Tokens: Understanding the Mechanism and Secure Operation Guide

From the internal structure of JSON Web Token (JWT) to public key distribution with JWKS and data tampering detection through hashing, learn the fundamentals of safe authentication systems.

Introduction
DevToolKits.app

Generating and Reading QR Codes: How They Work and How to Use Them

Explore the basics of QR codes, secure methods for generating and reading them, and practical use cases in development.

Introduction
DevToolKits.app

Mastering Pattern Matching: Streamlining Regex and Text Operations

Master essential text processing techniques, from advanced search-and-replace with Regex to character counting and escaping.

Introduction
DevToolKits.app

URL Mechanics and Parameter Analysis: From Encoding to JSON Conversion

Explore the structure of URLs, the necessity of Percent-Encoding, and efficient ways to handle complex query parameters in web development.

Introduction
DevToolKits.app

Chmod Calculator: Visually Calculate and Verify Linux Permissions

A visual tool to manage and verify permission settings like chmod 755 or rwxr-xr-x effortlessly.