I don't know enough on specific topic to comment. I think it is a spectrum of "speed/ease of feedback". e.g. - Smalltalk, https://squeak.org/ - Haskell, h

I don't know enough on specific topic to comment. I think it is a spectrum of "speed/ease of feedback". e.g. - Smalltalk, https://squeak.org/ - Haskell, https://ihp.digitallyinduced.com/ for database schema - In python, I use a vim plugin, where you can run highlighter code by pressing Ctrl+R. I forgot the plugin name - If you use erlang, there is no need for the kubernetes - Tiddlywiki, where the result of your editing changes the source code directly In general I think a good development environment is close to either quine or isomorphism (code is data, data is code)