Archive for the ‘Javascript’ Category

Running JavaScript Tests with Maven, Jasmine and PhantomJS

Sunday, May 4th, 2014

Sometimes in a project there is the need to run tests for your client-side code, written in JavaScript from a Maven build.
One reason might be that Maven manages a complex build life-cycle in your project and you need a close integration for your JavaScript tests, another one might be that you’re in an environment where it is complicated to install and manage additional software like an integration- or build-server.

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HTML5 Server Send Events using Node.js or Jetty

Sunday, October 21st, 2012

The HTML5 working draft describes different techniques to push information from a server to the client and the one described in this tutorial are Server-Send Events (SSE).

Using Server-Send-Events eliminates the need to poll a server periodically for information using AJAX and is really easy to implement because of the simple specification and the fact that nearly all modern browsers already implement this specification.

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Video Manipulation using HTML 5 and Javascript

Sunday, August 5th, 2012

Some funny stuff can be done using HTML 5, canvas elements and the video events API.

In the following example we’re using these techniques to apply graphic effects to a video embedded in a HTML page..

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