Guides & tutorials
Short walkthroughs to get more out of each tool.
RSSJSON to TypeScript for API types
Turn a sample response into interfaces, then refine names in code review.
TypeScript · JSON · API
Validate UUIDs before database insert
Catch malformed IDs at the edge instead of in database error logs.
UUID · validation · API
Validate OpenAPI before every release
Catch broken contracts early—missing paths, info blocks, or version drift.
OpenAPI · API · CI
HTTP response debugging checklist
A practical checklist to isolate API failures by status code, headers, and payload shape.
HTTP · API · debugging
API debugging with HTTP Request tool
Use one workbench to compose method, headers, query, auth, and body without switching apps.
HTTP · API · debugging
Use JSON String Escape for API payload safety
Escape raw text before embedding into JSON to prevent quoting and control-character errors.
JSON · API · escape
Unix timestamps: seconds vs milliseconds
Know the unit before you convert—off-by-1000 bugs are common.
time · debugging · API
Base64 vs URL encoding: pick the right transform
They solve different problems—do not interchange them blindly.
encoding · web · API
Format and minify JSON without surprises
Use pretty-print for review and minify for transport—know when each helps.
JSON · API · config