#Reliability

5 snippets

• PHP Tested

  Retry a callable with exponential backoff in PHP

  Re-run flaky operations with growing delays and jitter, only for chosen exception types.

• Bash

  Retry a shell command with backoff

  Re-run a flaky command a few times with increasing delays and a clear failure exit code.

• JavaScript Tested

  Send requests with an idempotency key

  Make POST requests safe to retry by sending a unique Idempotency-Key that the server can de-duplicate.

• Bash

  Clean up temporary files with trap

  Create a temp directory and guarantee it is removed when the script exits, fails or is interrupted.

• Python Tested

  Write a file atomically

  Write to a temporary file and rename it into place so readers never see a half-written file.