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In back-end development, storage is a common part of the job. Application data is stored in databases, files in object storage, transient data in caches… there are seemingly endless possibilities for storing any sort of data. But data storage isn’t …

localStorage is…

• Good! It’s an incredibly easy API to use.

localStorage.setItem('name', 'Chris'); let name = localStorage.getItem('name');

• Bad! Philip Walton explains why:

localStorage is a synchronous API that blocks the main thread, and any time you access it you potentially prevent

This two-part series is a gentle, high-level introduction to offline web development. In Part 1 we got a basic service worker running, which caches our application resources. Now let’s extend it to support offline.…

This two-part series is a gentle introduction to offline web development. Getting a web application to do something while offline is surprisingly tricky, requiring a lot of things to be in place and functioning correctly. We’re going to cover all …

Ire Aderinokun:

There are currently four active methods for storing data on the client side.

1. Cookies (old school, still useful because they are sent with server requests)
2. Local Storage (very easy to use)
3. Session Storage (exactly the same, only