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Why is there no Disjoint Set (Union Find Algorithm) implemented in most mainstream programming languages' standard library?
I have found articles on how to implement a Disjoint Set (Union Find Algorithm implementation) for C++, Java, Kotlin, Python, etc.. The implementation of it is not especially difficult, although there...
AaronC
Votes: 0
Answers: 1
Does COBOL force the first 6 characters of a line to be numbers because it compiles easier to binary executables?
I was watching a Ben Eater video and noticed that first 8 characters of a bin file line all had some form of address and remembered COBOL. Are these related or just coincidences? Is it just a conventi...
Mr Man
Votes: 0
Answers: 1
How can I correctly express in BNF this condition?
I am looking for a way to express the following types of conditions in BNF:
if(carFixed) { }
if(carFixed = true) {}
if(cars >= 4) { }
if(cars != 15) { }
if(cars < 3 && cars > 1) {...

Jay
Votes: 0
Answers: 1
use the format! macro with something of type Box<dyn Display + 'static>
I am trying to write unit-tests for a language I am currently writing, so I am working on storing and retrieving variables in the parser except I get the error
error[E0277]: the size for values of typ...
muppi090909
Votes: 0
Answers: 1