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This is a short guide without much gibberish on how to dockerize your development environment, using the example with Node.js.

2. Next you create a Docker file named “node_12–14–1.dockerfile” with the following lines of code

FROM node:12.14.1
LABEL maintainer=""



observatory sky and stars (

In the course of time I came again and again to the point where it was very difficult to design elements responsive via CSS, especially when using external components from libraries or frameworks.

service which listens at a central point to changes in window size and returns a value e.g. [s, m, l, xl] within an observable based on media queries.

The example

I am using an external component, written by another developer, e.g. a slider to display articles, depending on the screen size the number of articles should vary.

Jonas Rech

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