Re: [racket] Is there a name for: (lambda (x) (x)) ?

2010-09-26 Thread Eric Hanchrow
(map (curryr apply '()) (list (lambda () 1) (lambda () 2) (lambda () 3))) On Thu, Sep 23, 2010 at 1:36 PM, Jos Koot jos.k...@telefonica.net wrote: Sorry, I was too hasty. Thanks for the correctrion. Jos -Original Message- From:

[racket] anyone get stuck in prefix notation?

2010-09-26 Thread Isaiah Gilliland
I was helping my younger brother do some math the other day when he pointed to what I'd written and told me I'm doing it wrong. I then realized I had written a whole problem in prefix notation without realizing it LOL. Anyone else find yourself doing this in math or in other languages like python?

Re: [racket] anyone get stuck in prefix notation?

2010-09-26 Thread Shriram Krishnamurthi
All the time, except I regard it a feature, not a problem! Shriram On Sun, Sep 26, 2010 at 3:39 PM, Isaiah Gilliland jonsul...@gmail.com wrote: I was helping my younger brother do some math the other day when he pointed to what I'd written and told me I'm doing it wrong. I then realized I had

[racket] check-expect gui mode in Pretty Big language

2010-09-26 Thread Charles Rich
Hi all, A year ago, I used    (require test-engine/scheme-gui) in Pretty Big for my students to get the same gui behavior as they were used to in the HtDP student languages.  When I try that now in DrRacket 5.0.1 (Mac Snow Leopard), I get the message for failed tests in the Interaction area