Christian Heilmann

Advancing JavaScript without breaking the web

March 9th, 2015

Current advancements in ECMAScript are a great opportunity, but also a challenge for the web. Whilst adding new, important features we’re also running the danger of breaking backwards compatibility. These are my notes for a talk I gave at the MunichJS meetup last week. You can see the slides on Slideshare and watch a screencast […]

Simple things: Storing a list of booleans as a single number

February 25th, 2015

This blog started as a scratch pad of simple solutions to problems I encountered. So why not go back to basics? Yesterday I was asked by someone if there is a possibility to store the state of a collection of checkboxes in a single value. The simplest way I could think of doing this is […]

Making distributed team meetings work

February 24th, 2015

Being in a distributed team can be tough. Here are a few tricks I learned over the years to make distributed meetings easier. This is cross-posted on Medium, you can comment there. Photo Credit: Tim Caynes Working as distributed teams is a red flag for a lot of companies. Finding a job that allows you […]

Progressive Enhancement is not about JavaScript availability.

February 18th, 2015

I have been telling people for years that in order to create great web experiences and keep your sanity as a developer you should embrace Progressive Enhancement. A lot of people do the same, others question the principle and advocate for graceful degradation and yet others don’t want anything to do with people who don’t […]

Flipboard and the “mobile web” dream…

February 15th, 2015

According to the luminaries of the web design world, the “mobile web” doesn’t exist. Stephen Hay said it, Smashing Magazine said so and Jeremy Keith amongst many others. Except, it does. Not as a technical reality, but as a dream of marketing and overly excited managers who believe in magical powers of their engineers. And […]

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.

My other work: