Tag: browser

2 articles

Fix: IndexedDB Not Working — Transaction Inactive, Upgrade Blocked, or Store Not Found

Mar 26, 2026

How to fix IndexedDB issues — transaction lifecycle, version upgrades, blocked events, cursor iteration, IDBKeyRange queries, and using idb wrapper library to avoid callback hell.

javascript frontend browser debugging storage

Fix: Web Worker Not Working — postMessage Ignored, Cannot Import Module, or Worker Crashes Silently

Mar 26, 2026

How to fix Web Worker issues — postMessage data cloning, module workers, error handling, SharedArrayBuffer setup, Comlink, and common reasons workers silently fail.

javascript frontend performance debugging browser