Christian Heilmann

Data attributes rock – as both CSS and JavaScript know them

October 10th, 2012

Currently my better half Kasia is working on a JavaScript training course and wanted to explain the concepts of JavaScript with a game. So we sat down and did a simple game example whilst she was fretting over the structure of the course. As she wanted to explain how to interact with the DOM in […]

Fronteers12 – Q&A results, quick reviews and impressions from the stage

October 8th, 2012

Last week the fifth annual Fronteers conference lured a few hundred developers, designers and managers to Amsterdam, The Netherlands to hear about what’s hot and new in web development. This year I did not speak, but played the MC and interviewer instead. I have a very soft spot for Fronteers as a conference. I spoke […]

Browser benchmarks are gamed – so why not make them a game?

October 1st, 2012

Tomorrow the Core Mobile Web Platform Community Group is meeting the Mozilla space in London to discuss the future of browser benchmarking. Sadly I won’t be able to attend as I am at Create the Web London on the same day and flying to Amsterdam for Fronteers later. However, I think this is a good […]

Quick one: converting a multi-page PDF to a JPG for each page on OSX

September 30th, 2012

I had this great task to convert a PDF to JPGs, meaning a multi page PDF should become a lot of JPGs. I don’t own Adobe Acrobat Pro and I didn’t want to buy an extra piece of software for it. So I went for the thing that hardly ever lets you down – even […]

The true king rules without a crown – yes, you matter on the web

September 25th, 2012

Going through the Twitter feedback of my closing keynote at Smashingconf I read a lot of “this is awesome, I feel so ready to do stuff, but what can I do – I am not a known entity on the web.”. I guess everybody has songs to listen to when need some perking up. You […]

Newsletter

Check out the Dev Digest Newsletter I write every week for WeAreDevelopers.

160: Graphs and RAGs explained and VS Code extension hacks Graphs and RAG explained, how AI is reshaping UI and work, how to efficiently use Cursor, VS Code extensions security issues.
159: AI pipelines, 10x faster TypeScript, How to interview How to use LLMs to help you write code and how much electricity does that use? Is your API secure? 10x faster TypeScript thanks to Go!
158: 🕹️ Super Mario AI 🔑 API keys in LLMs 🤙🏾 Vibe Coding Why is AI playing Super Mario? How is hallucinating the least of our worries and what are rules for developing Safety Critical Code?
157: CUDA in Python, Gemini Code Assist and back-dooring LLMs We met with a CUDA expert from NVIDIA about the future of hardware, we look at how AI fails and how to play pong on 140 browser tabs.
156: Enterprise dead, all about Bluesky and React moves on! Learn about Bluesky as a platform, how to build a React App and how to speed up SQL. And play an impossible game in the browser.

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