In a Raspberry pi node red what is the programming language ? Question from a begeneer?
The initial point is to be able to do some data processing or/and dashboard interface with practically 0 programming knowledge, as node red (in my opinion) is designed to be able to making use of the pre-built in nodes or may other that can be added using the palette manager, this gives you a very vusial interface that can be handled with simple logic.
The best is to start with the wiki and looking at some tutorials you can easily find on youtube and try to start doing something, you get results and you will feel quickly motivated to learn new things and will bring you more and more deeper later on.
In my point of view this is one of the best features of node red considering I started one year ago from level 0.
At least this is my personal experience.
express libraries to provide the http server, and things like
JQuery to provide an interactive "Editor" for building message flows. The optional dashboard renders UI widgets that run in the browser, using an old version of