I want to write a file that has information about when I can schedule an exam, the date(given a limit of days for all the exams) and which room(given ...
I have this line of code and don't quite understand why the outcome is [False, False] I thought it would come out to [True,True,True]. Would reall ...
HMW2types in this code is just a file that contains all of the declarations for the bag type. I have even copied and pasted other functions from onl ...
I'm currently doing a project for school about email identification but there is a certain part of the code that I have been stuck for quite a while, ...
I have two rose trees in Haskell of m and n nodes, respectively. I want to replace the ith node of the first tree with the jth node of the second tree ...
Can I modify my state using IO via the Scotty API? Currently, I have a state transformer inside IO monad to modify state with user input. But I want t ...
I have a package.yaml file like: name: ... version: ... ... flags: strict: ... description: ... ... dependencies: ... ... Mostly ty ...
I'm restricting myself the use of prebuilt-in functions for training purposes. I have recoded length as count and it works. I have a search funtion t ...
Say I have the following code: If I try calling fmap (\x-> 3 x) (LiftItOut (+3)) it doesn't work. Though, wouldn't it make sense to work? The re ...
In Haskell, is there a way to simplify the following code to remove the repeating of "hello world"? In other words, applying f, g, and h to hello worl ...
This is the code I got on my test and I'm wondering what the output would be: Do I compare the head/first number in the array with 6 (2*3) or 2 and ...
This is unlike what I've read about typeclasses, or the syntax I'm used to. I don't understand what c key value represents. Also, what is empty supp ...
I wrote this simple function to append an element to the end of a list recursively: It works fine. To practice writing tail recursive functions (wh ...
I've got this type alias: I know that StateT has the kind * -> (* -> *) -> * -> * so it should get three parameters. But in the above e ...
2 weeks new to haskell and functional programming. In the process of covering foldl and foldr in class I found that I was quite new to tail recursion ...
How can computations done in ST be made to run in parallel? I have a vector which needs to be filled in by random access, hence the use of ST, and th ...
I'm trying to define a programming language in Haskell. I wish to make the AST extensible: users of the AST module (for instance a pretty printer, an ...
Defining different data constructors for a type, and then defining functions using pattern matching over them resembles ad-hoc polymorphism in other l ...
I'm trying to understand seq in Haskell. I've got some understanding of seq in English, so now I'd like to read its implementation. However, the sour ...