Day 55 of 60Web DevStretch60–90 min Preview

Offline and flaky networks

Handle offline gracefully: cache the last good response, show a clear banner, and retry when the connection returns.

What this covers

  • Service workers
  • Retry policy
  • Offline UX

Not yet unlocked

This day is still ahead of you. The task content is visible so you can preview what's coming, but submissions open when you reach Day 55.

Unlocks when you complete Day 54