Refactoring Haskell when adding IO Languages

Refactoring Haskell when adding IO

I have a concern regarding how far the introduction of IO trickles through a program. Say a function deep within my program is altered to include some IO; how do I isolate this change to not have to also change every function in the path to IO as well?
Read More
sum ONLY unique array Languages

sum ONLY unique array

first of all i am sorry if this an easy question, but iam having a difficulties to select only unique array in my program (i am just learning javasript btw). i know i can easily do this with built in function like filter or map, but i am forbidden to...
Read More