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A step-by-step guide to defining constraints on nested objects, using $defs for reusable sub-schemas, and integrating schema validation into your CI pipeline with ajv 8.3.0. By Lena Bergmann · Oct 14, 2025 · 12 min read
The latest patch release ships a 3× speed improvement for the pretty-print engine (now handling 500 KB payloads under 80 ms), resolves the dark-mode contrast issue on line numbers, and adds Japanese locale support. By Tomáš Kříž · Oct 9, 2025 · 4 min read
Practical techniques including key shortening maps, removing nulls, choosing integers over floats, and leveraging JSON Patch for diffs. Real examples from a logistics API that cut its average response from 14 KB to 6 KB. By Sarah Chen · Oct 3, 2025 · 9 min read
How to implement a visual JSON diff viewer in vanilla JavaScript, highlighting additions in green and deletions in red, with copy-to-clipboard support. Includes the complete source code on GitHub. By Marc Hoffmann · Sep 27, 2025 · 15 min read
The IANA-registered media type application/vnd.api+json now supports conditional requests with If-Match, typed link objects, and a new sparse-fieldsets syntax. We break down every change and show before/after examples. By Lena Bergmann · Sep 19, 2025 · 7 min read
Why JSON.parse throws on trailing commas, how to safely handle undefined values, and when to switch to sonic-boom for streaming large files. Benchmarks included. By Tomáš Kříž · Sep 11, 2025 · 6 min read
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