Creating a Docker image from a WSL instance

At some point, it may be necessary to publish the current state of a Windows Subsystem for Linux distribution to a wider audience. A WSL instance can be exported into a tar file, a Docker image can be created by importing a tar file. Then the image could be publicly made available to any host system running Docker. Let's see if it's that easy.

What web can do today

Yesterday I tried to create a Progressive Web App displaying an artificial horizon over a live camera view and was wondering if this would be possible with a modern mobile web browser. During the research, I stumbled over several websites which you can use to test the hardware capabilities and their software support in web browsers and I wanted to share some links.

A CSS hack to show page element layouts

Today I stumbled over an interesting blog post by Gajus Kuizinas. The idea is to inject a CSS style snippet into a web page to show the layout of all web page elements. This can be achieved by setting a different translucent background color for every depth of nodes. This way you can see the size, the margin and the padding of each element on the page.