Function definition and function call input seem coherent, but there's an error about the input ...

PLT-Scheme learning reference...

Why does the book How to Design Programs chose this approach on their answer sheet?...

How can I use read-csv-file to read from a string instead?...

How to use RackUnit to check for an error?...

Performance of recursion vs accumulator style...

Accessing a list inside struct in Racket...

Why does my function sometimes return (shared ...) instead of (list ...)...

Using an parameters as instanced within structure...

HTDP2e Exercise 65 Write down the names of the functions (constructors, selectors, and predicates)...

make-posn returns #<posn> instead of posn...

How can I improve this auxilary function in Racket?...

How To Change Image Sizes in Racket...

Why can't I make two make function calls in function body?...

How do I start defining map from fold?...

How am I supposed to create rows and columns of images?...

Executing Racket Beginning Student scripts in terminal without wrapping in a module...

Can this be turned into a tail recursive function?...

Overlapping module imports in Racket...

Processing 2 lists simultaneously using append...

How to ignore side-effect in Racket from using `set!`?...

What is ws in the big-bang function really representing?...

Idiomatic usage of filter, map, build-list and local functions in Racket/Scheme?...

Why return empty and not the list itself?...

Idiomatic usage of local vs lambda?...

Selecting student language in Racket source code...

Why is this legal (racket) scheme?...

Path or route function from HTDP not working...

New to programming, question about exercise in Prologue of HTDP...

Fixing "read-itunes-as-list: expects a file with XML document as first argument, given "it...