ReadMeFeed / Community knowledge
Real questions. Useful conversations. Find the people who know your stack.
Learn how to reuse Insomnia requests across environments with variable substitution and pre‑request scripts to inject dynamic values without editing the request definition.
Learn how to use a Hoppscotch pre‑request script to automatically add a unique timestamp query parameter to every request, with setup steps, verification checks, and rollback tips.
Learn how to combine Hoppscotch’s global, workspace, and environment variables with a pre‑request script to build dynamic API requests and verify the results.
Postman date handling across scripts and dynamic variables Postman resolves dynamic variables such as {{$isoTimestamp}} at the moment of request transmission, producing a UTC ISO 8601 value. Pre-request Scripts, by contrast, run earlier in a JavaScript sandbox where the native Date object defaults to the local time zone of the machine running the client. The
insomnia
hoppscotch
javascript