There are hundreds of programming languages out there, that do all sorts of things. Why do we teach Python on Grok? What about other languages? Well, there are a couple of reasons. Let’s start at the beginning, with “Hello, World!”

“Hello, World!” is the traditional first program you write in any language; it’s a small program to print the text “Hello, World!” Let’s see how it looks in a few languages.


The BBC micro:bit

I’m going to be talking about the two Morse Code problems in the Grok Learning BBC micro:bit Crash Course;

I’ll be covering what the problems teach, how to solve them, and some common pitfalls and what to do about them.

We use the BBC micro:bit because it’s a relatively cheap way to get a physical device to experiment with and learn about. In this age of the Internet of Things (IoT) understanding how physical devices work is really important. …

Jack Reichelt

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