JSON Tool Guides — Format, Validate, Minify & More
Step-by-step guides to formatting, validating, minifying, diffing, and editing JSON.
jq Cheat Sheet: The Recipes You Actually Use
A practical jq reference — filter, map, select, and reshape JSON from the command line. Field access, iteration, select/map, group_by, raw output, CSV, and NDJSON recipes.
JSON in React — Fetching, Typing, and a Reusable useFetch Hook
A practical pattern for handling JSON API responses in React — a typed, reusable fetch hook with loading/error states, where the TypeScript types should live, and when to graduate to React Query.
JSON Serialization in Django, Rails, and Laravel — A Side-by-Side Guide
How three major backend frameworks turn a database model into a JSON API response — Django REST Framework serializers, Rails' as_json and ActiveModel::Serializer, and Laravel's API Resources.
JSON Snapshot Testing: Jest Fixtures & Golden Files Done Right
How snapshot testing captures JSON output for regression testing — Jest snapshots, golden files, and the review discipline that keeps them useful instead of rubber-stamped.
JSON Flatten and Unflatten Explained — Elasticsearch, Logging, and Config
Learn how to flatten nested JSON to dot-notation keys and unflatten them back. Code examples for Go and Python. Used for Elasticsearch, Datadog, and config management.