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That power is usually excessive for traditional client-server apps.… IndexedDB is intended for offline apps, to be combined with ServiceWorkers and other technologies.… Let’s say we published the first version of our app.… It’s a simple key-value database, powerful enough for offline apps, yet simple to use.… Here’s a small demo app: Resultindex.html
environments) to track unhandled errors and inform the user (and probably our server) about them, so that our app
is a standalone language that has its own engine that runs in non-browser environments (like mobile apps
But if an app is long-living, then that doesn’t happen soon.
That is “a must” practice in developing anything more complex than a “hello world” app.
quot;: Rate limiting.Imagine, our app
If we want to track when a visitor actually uses our web-app, we can track window.onfocus/onblur.
Then in init.js, the first script of our app, we import config from it and set config.user:
We are writing a messaging app, and the person enters the comma-delimited list of receivers: John, Pete