L10 – Offline and local storage


Lecture L10 "Web API examples for storage, drag&drop and websockets" shows example code for working with the following Web APIs:

  • HTML Drag and Drop API
  • Web Storage API
  • Websockets API


The session for L09 and L10 was combined in a 2 hour lecture held on Zoom. An example repo was used with code samples and a slide presentation was held. There were 2 recordings of 60 + 36 minutes.

In L09 deals with the SPA architecture and some related Web APIs.

In L10 Mikael shows some examples on Web APIs for storage, drag & drop and websockets.

The videos L09 and L10 are found in this playlist on YouTube.

The slides L09-10-SPA.html is available in its repo.

The slides can be viewed online.

The example repo can be cloned from its origin.

The examples from the lectures can be viewed online.

External resources

Resources from previous course rounds

From lecture "L10 Optimization & Accessibility" dealing with Accessibility, optimization.

Study material from previous course rounds

About accessibility.

  1. Making Accessible Web Apps Using HTML5 and ChromeVox

About optimization.

  1. Javascript language optimizationFranziska Hinkelmann - A Trip to the Zoo
  2. Jake Archibald - Modern progressive enhancement
  3. CSS Sprites CSS Sprites: What They Are, Why They’re Cool, and How To Use Them
  4. CDN - What is a CDN?

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