Articles by CHRIS HEILMANN

MDN hack day tomorrow in the #mozldn space in London, England

We cleared the aftermath of yesterday’s epic Geek Quiz (photo proof here) but there is no rest for the wicked in the London Mozilla Space. Tomorrow (yes, that day after this one) we’ll run an MDN hack day here in 101 St. Martin’s Lane, London...

Privacy policy guidelines and Template for web apps

By Chris Heilmann

Releasing an app is much more than just coding it. You are providing a service to people and they trust you with their data. With the amount of reports of apps “calling home” and storing and sending your data to third parties without your consent...

State of the browser in London, England

By Chris Heilmann

Last Saturday in London, England the State of the browser conference brought together developer advocates from almost all browser vendors to give the audience an overview of what is going on in the world of browsers. Browser panel with Bruce Lawson (Opera),...

Click highlights with CSS transitions

By Chris Heilmann

When you watch screencasts from time to time you’ll see that some software adds growing dots to the clicks the person explaining does to make them more obvious. Using CSS transitions this can be done very simply in JavaScript, too. Check out the following...

Bret Victors “Inventing on principle” – and a few things it inspired

By Chris Heilmann

Bret Victor‘s “Inventing on principle” talk (also available on YouTube in case you want to skip ahead) from this year’s CUSEC is one of these hours of your life where you watch something and go “wow”: Bret talks about having...

HTML5 conversion and information at Mosync hackathon in Stockholm, Sweden

By Chris Heilmann

It is not often that you find yourself in a disused nuclear reactor from the 50s to talk about state-of-the-art web technology. For about a hundred developers and designers this is exactly what happened last Saturday in Stockholm, Sweden. The R1 reactor played...

HTML5 audio and audio sprites – this should be simple

By Chris Heilmann

As we’re having a HTML5 Audio developer derby this month, I thought it fun to play with audio again. And I found it sadly enough pretty frustrating. One thing I proposed in a lot of talks is using the idea of CSS sprites and apply them to HTML5 audio....

Porting “Me & My Shadow” to the Web – C++ to JavaScript/Canvas via Emscripten

By Chris Heilmann

Editors note: This is a guest post by Alon Zakai of the Mozilla Emscripten team. Thanks Alon! Me & My Shadow is an open source 2D game, with clever gameplay in which you control not one character but two. I happened to hear about it recently when they...

Launching Evangelism Reps – getting the army of awesome ready to take the stage

By Chris Heilmann

Today the Developer Engagement Team has launched the Evangelism Reps program – a special interest group within ReMo. Each year, we get thousands of requests to send Mozilla speakers around the world to talk about HTML5, new web technologies, Mozilla’s...

People of HTML5: Andrew Betts on building the FT.com HTML5 app

By Chris Heilmann

HTML5 needs spokespeople to work. There are a lot of people out there who took on this role, and here at Mozilla we thought it is a good idea to introduce some of them to you with a series of interviews and short videos. The format is simple – we send...