Matthias Felleisen

I wouldn’t worry. The people who use #lamg *sl are people who know how to recove from such a problem (Sam, me, Ben, Amal, perhaps our CN friends).

FWIW, the tutorial consists of notes from the 2015 Redex workshop. The lecture notes supported live demos and worked at the time. The problem sets were derived from working solutions....

1. I can confirm this for the menu-based teaching languages. 2. I cannot set up the conditions for #lang htdp/isl. Since this is where we really want to go, I’ll...

It seems to be you could write a PR based on this design.

Lovin' it. @spdegabrielle @rfindler

For the record, the proper English is "Design the function `between`, which takes two .." (and the comma should be type-set in code mode :-)

I don't want to fix the program, I want Redex to be fixed so that mistakes such as these don't raise uninformative internal error messages.

Thanks! This should work fine. I would probably have used the error message rewriter to fix up the message.

Just coping and pasting this image into DrRacket made my instance of drracket go crazy. I started 4 minutes ago and it hasn’t calmed down yet. — I can’t navigate...

I was able to insert (freeze ..) around the scaled image and things look almost normal now, after drracket loads the program.