Required reading, "Things Turbo Pascal is Smaller Than", https://prog21.dadgum.com/116.html

And: "A Personal History of Compilation Speed, Part 2" https://prog21.dadgum.com/47.html

I miss James Hague's posts - prog21 was really something else.

The experience of editing Java in Eclipse is the fast type, and it's very cool, and I suspect it's the only modern IDE that works this way. And the only reason to use Eclipse. Or Java.

One strange feature is that a function with a syntax error in it still compiles, but compiles as throw new Error("Syntax error: ..."); - I suppose this is necessary for an interactive compiler!