For DSL (DOmain Specific Languages) I use R for my data work. For general computing I use to be a Python and Lua person but now I use Racket, because I can crea

For DSL (DOmain Specific Languages) I use R for my data work. For general computing I use to be a Python and Lua person but now I use Racket, because I can create my own DSL for what I am doing. https://beautifulracket.com/ https://beautifulracket.com/ I totally get the reason why he would go to Julia for doing data jobs. Data structures and already done libraries are very valuable.