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Christian Heilmann profile picture

Christian Heilmann

Open Web guy at Microsoft and long-time JavaScript user

Location Berlin, Germany Joined Joined on  Twitter logo GitHub logo External link icon
Work

Principal Program Manager at Microsoft

Quick tutorial CSS tip: How to show source code the easy way

Quick tutorial CSS tip: How to show source code the easy way

Reactions 11 Comments 1
3 min read
Quick hack: How to make the new CSS Overview feature of Chromium DevTools shareable

Quick hack: How to make the new CSS Overview feature of Chromium DevTools shareable

Reactions 4
3 min read
How to persistently change third party web sites with browser developer tools

How to persistently change third party web sites with browser developer tools

Reactions 14
5 min read
Back to Basics: Event Delegation

Back to Basics: Event Delegation

Reactions 5
3 min read
Writing a dog picture browser in ~200 lines of code

Writing a dog picture browser in ~200 lines of code

Reactions 17 Comments 1
7 min read
How I failed to write a perfect dice throw simulator and how that is totally OK

How I failed to write a perfect dice throw simulator and how that is totally OK

Reactions 3
2 min read
Microsoft Create: Serverless - Developer Hacks and Tools we wished we knew sooner

Microsoft Create: Serverless - Developer Hacks and Tools we wished we knew sooner

Reactions 49
3 min read
Checkboxes can be excellent buttons

Checkboxes can be excellent buttons

Reactions 28 Comments 3
3 min read
I am Chris Heilmann, Principal Program Manager for the Microsoft Edge developer tools - AMA!

I am Chris Heilmann, Principal Program Manager for the Microsoft Edge developer tools - AMA!

Reactions 88 Comments 63
3 min read
Progressively Enhancing Radio Groups

Progressively Enhancing Radio Groups

Reactions 6 Comments 1
12 min read
Quick solution: getting the mouse position on an element regardless of positioning

Quick solution: getting the mouse position on an element regardless of positioning

Reactions 8
1 min read
Fun with browsers: how to get an image into the current page

Fun with browsers: how to get an image into the current page

Reactions 10 Comments 1
2 min read
Quick developer tools tip: simulating dark/light colour mode

Quick developer tools tip: simulating dark/light colour mode

Reactions 6
2 min read
Contributor performance matters

Contributor performance matters

Reactions 4
3 min read
The seven sins of meetings with remote participants

The seven sins of meetings with remote participants

Reactions 9
2 min read
Develop, Debug, Learn? Time to re-think our tooling

Develop, Debug, Learn? Time to re-think our tooling

Reactions 35
17 min read
A tale of a typo - can we talk about making things easier for contributors?

A tale of a typo - can we talk about making things easier for contributors?

Reactions 7 Comments 2
3 min read
Fun with JavaScript and CSS - random dots

Fun with JavaScript and CSS - random dots

Reactions 78 Comments 4
5 min read
Wanted: disabled developers to help improve tooling accessibilty

Wanted: disabled developers to help improve tooling accessibilty

Reactions 6
3 min read
Web development before standards and open browsers

Web development before standards and open browsers

Reactions 36 Comments 3
6 min read
Terseness tension

Terseness tension

Reactions 17 Comments 1
4 min read
A simple bookmarklet to tweet the current page

A simple bookmarklet to tweet the current page

Reactions 39 Comments 6
2 min read
Quick tip: using scrollIntoView() to show added elements to a container with overflow

Quick tip: using scrollIntoView() to show added elements to a container with overflow

Reactions 7
2 min read
Simple edit-in-place by changing the type of an input

Simple edit-in-place by changing the type of an input

Reactions 18 Comments 3
1 min read
Using CSS Custom attributes generated by JavaScript as a handover mechanism

Using CSS Custom attributes generated by JavaScript as a handover mechanism

Reactions 8 Comments 3
4 min read
A worrying change in Open Source perception

A worrying change in Open Source perception

Reactions 80 Comments 8
7 min read
Some things you can do to make it easier for people in other time zones to work with you

Some things you can do to make it easier for people in other time zones to work with you

Reactions 6
2 min read
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