Technical articles, tutorials, and best practices for developers
Learn the difference between JSON.stringify() and JSON.parse(). When to use each, examples, and how they work together. Includes json parse online and json serialize online examples.
Complete guide to JSON.stringify() in JavaScript. Learn syntax, examples, replacer function, space parameter, and common use cases. Includes interactive examples and best practices.
Learn how to copy HTTP requests as cURL commands from Chrome DevTools. Step-by-step guide to export network requests as cURL for testing and debugging.
Compare cURL vs Python Requests: when to use each, pros and cons, conversion guide, and real-world examples. Learn which tool is best for your use case.
Learn how to convert cURL commands to Python Requests library. Step-by-step guide with real examples, authentication, headers, JSON data, and error handling. Free converter tool included.
Complete tutorial on generating JSON Schema from sample JSON. Learn how to create schemas, validate JSON, use Draft 7 and OpenAPI formats. Free generator tool with examples.
Learn from 25 real broken JSON examples and how to fix them. Common JSON mistakes with before/after examples. Fix broken JSON instantly with free JSON Fixer tool.
Learn why JSON breaks in real-world APIs: trailing commas, unescaped characters, partial responses, backend logging. Real examples and how to fix malformed API JSON instantly.
Learn the difference between invalid JSON and valid JSON with 15 real examples. Common mistakes: single quotes, trailing commas, comments, NaN, Infinity. Fix JSON instantly.
Fix broken JSON without coding knowledge. Simple step-by-step guide for non-developers, students, and analysts. No JSON understanding required. Free JSON Fixer tool.
Discover the top 10 JSON errors that waste developer time: unexpected token, unexpected end of JSON input, invalid control character. Quick fixes and prevention tips.
Learn how JSON fixers work internally: tokenization, parsing, error recovery logic, deterministic vs heuristic fixes. Why online fixers are safer for large JSON.
Learn the 10 most common JSON mistakes developers make including invalid commas, missing quotes, nested errors, trailing commas, and unescaped characters. Fix broken JSON instantly with our free JSON Fixer tool.
Step-by-step guide to convert cURL commands to code in JavaScript (Fetch), Python (Requests), Go, PHP, Java, and more. Real examples with GET, POST, headers, auth, and multipart. Free online cURL to code converter.
Learn how to compare two API responses visually to debug API changes, detect breaking changes, and identify response drift. Step-by-step guide with real-world examples using our free API Response Comparator tool.
Learn how to generate free mock APIs instantly for frontend development. Create realistic endpoints with delay, status codes, pagination, and more. No backend needed. Perfect for students and indie developers.
Discover the best free online developer tools in 2026. Privacy-focused tools with no signup required. JSON tools, API testing, code converters, and more. All processing happens in your browser.
Learn how to create comma separated ID lists for MySQL IN clause. Convert multiple IDs, arrays, and values into MySQL-friendly format. Complete guide with examples, best practices, security tips, and free SQL formatter tool.
Master JSON format and standards with this comprehensive guide. Learn RFC 8259 rules, syntax violations, fixing strategies, error classification, and production-grade JSON validation. Perfect for developers, API designers, and data engineers.
Master JSON best practices for production environments. Learn how to structure JSON data, handle errors, optimize performance, ensure security, and follow industry standards. Complete guide with real-world examples and code snippets.
Master JSON API design patterns with this comprehensive guide. Learn RESTful API design, response structures, error handling, pagination, filtering, and industry-standard patterns used by top tech companies like GitHub and Stripe.
Master CSS with this comprehensive guide. Learn CSS fundamentals, best practices, lesser-known features, and pro tips to write cleaner, smarter CSS code. Interactive CSS simulator included.
Prepare for HTML interviews with 50+ commonly asked HTML interview questions and detailed answers. Covering HTML5, semantic HTML, forms, accessibility, and more.
Master SEO-optimized HTML markup. Learn semantic HTML, meta tags, structured data, and best practices to improve your website's search engine rankings.
Master advanced HTML5 APIs including Geolocation, Web Storage, Canvas, Web Workers, and more. Learn with interactive examples and real-world use cases.
Master HTML tags with this comprehensive guide. Learn essential HTML tags, best practices, lesser-known facts, and pro tips to write cleaner, smarter HTML code.
Learn everything about JSON Viewer, JSON Parser, and JSON Beautifier tools. Discover how to visualize, parse, and format JSON data effectively for better development workflow.
Master the art of converting JSON data to Excel format. Learn best practices, common pitfalls, and real-world use cases for JSON to Excel conversion.
Discover how to use API response comparators to detect breaking changes, validate API versions, and ensure consistent responses across different environments.
Learn how to generate JSON schemas automatically and validate JSON data against schemas. Understand schema generation best practices and validation techniques.
Master structured log analysis with modern tools. Learn how to parse, filter, and analyze logs effectively for debugging and monitoring applications.
Learn how to analyze and optimize API payload sizes. Discover techniques to reduce payload size, improve performance, and enhance mobile API efficiency.
Transform curl commands into code snippets for JavaScript, Python, Java, and more. Learn how to convert API requests efficiently across different programming languages.
Welcome to the UnblockDevs Developer Blog, your go-to resource for technical articles, tutorials, and best practices covering JSON Viewer, JSON Parser, JSON Beautifier, API testing, web development, and more.
Our blog covers a wide range of topics including:
Whether you're a beginner learning about JSON parsing or an experienced developer looking to optimize your API responses, our blog has something for everyone. Stay updated with the latest trends, tools, and best practices in web development.