[racket-dev] [racket] "lab notebook on learning process" (was: Re: Macros baffle me)

From: Stephen Chang (stchang at ccs.neu.edu)
Date: Tue May 6 17:48:50 EDT 2014

> How about an extra button, a  "Run Benchmark" button?

You can already get this with the "benchmark" package, from pkg.racket-lang.

> /Jens Axel
> 2014-05-06 19:43 GMT+02:00 Sam Tobin-Hochstadt <samth at cs.indiana.edu>:
>> On Tue, May 6, 2014 at 12:14 PM, Matthias Felleisen
>> <matthias at ccs.neu.edu> wrote:
>>>> > Why does he think "Performance sucks"?
>>>> Because here's the list of things that are slow
>>> DrRacket is an operating system running on top of your other OS
>>> to make life for Racket developers simple. It was originally developed
>>> for beginners, but I eat my own dog food, and I find it good (tm) for
>>> every day Racket work.
>>> To evaluate performance, run the programs at the command line. Measure
>>> there. Compare with other dynamically typed languages and report back
>>> what you find. If you still report performance problems, try to be precise.
>>> We are proud of Matthew and how far he has pushed Racket's performance on
>>> real software, the kind you use on a daily basis, not just minibenchmarks.
>> I think ultimately that this answer isn't enough. If everyone who
>> tries out Racket in the way we suggest comes away with the impression
>> that it's really slow, suggestions on the mailing list to measure
>> differently won't eliminate the negative first impression, let alone
>> for all the people who _don't_ ask about it.
>> Could we
>> - warn people when they use `time` in DrRacket?
>> - provide a "performance" mode that runs programs out-of-process, or
>> just in another place?
>> - something else?
>> Sam
>> _________________________
>>   Racket Developers list:
>>   http://lists.racket-lang.org/dev
> --
> --
> Jens Axel Søgaard
> _________________________
>   Racket Developers list:
>   http://lists.racket-lang.org/dev

Posted on the dev mailing list.