Re: [racket-users] Possible options for stopping spam

2021-12-15 Thread Hendrik Boom
On Wed, Dec 15, 2021 at 12:54:30PM -0500, George Neuner wrote: > > Is there a way to whitelist / trust posters.  One of the other groups I > follow is moderated, but is set up so that messages from trusted posters go > straight through.  The moderator(s) only have to look at posts coming from > un

Re: [racket-users] Possible options for stopping spam

2021-12-15 Thread George Neuner
Is there a way to whitelist / trust posters.  One of the other groups I follow is moderated, but is set up so that messages from trusted posters go straight through.  The moderator(s) only have to look at posts coming from untrusted sources and decide whether new posters can be trusted. Cave

Re: [racket-users] Beginner's question

2021-12-15 Thread Cyrille DEUSS
As usual I didn't read the manual which is a little bit cryptic for a non native speaker. The signature of fodl is ('a -> 'b -> 'b) -> 'b -> 'a list -> 'b I was used to the signature of List.fold_left of OCaml where the signature is : ('a -> 'b -> 'a) -> 'a -> 'b list -> 'a The arguments are rev

[racket-users] HTDP 2ed Learning resources and solutions to exercises

2021-12-15 Thread acate...@gmail.com
Its one of my goals in 2022 to teach myself programming. To kick this goal off early, I have decided to pick up HTDP 2e from Amazon. After a cursory glance through the book and working through a few problems. I notice that there are no provided solution/ answer to the exercises in the book.