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Re: Closures - do you understand them well?
From: |
Eric Abrahamsen |
Subject: |
Re: Closures - do you understand them well? |
Date: |
Fri, 09 Dec 2022 08:50:33 -0800 |
User-agent: |
Gnus/5.13 (Gnus v5.13) |
Michael Heerdegen <michael_heerdegen@web.de> writes:
> Michael Heerdegen <michael_heerdegen@web.de> writes:
>
>> The exercise originates from a mistake I made myself a while ago.
>> Sometimes your brain establishes shortcuts that lead to wrong
>> assumptions. It's human to fall into such traps.
>
> But I see that exercises that are just traps can be demotivating.
>
> I'm not sure how to write more motivating exercises, however, how would
> they look like? Maybe like, you think it returns 3 but instead it
> returns...the perfect Christmas present you were looking for?
>
> #+begin_src emacs-lisp
> (if (you-think-this-is-non-nil-but-isnt)
> 3
> "You should buy XYZ.")
> #+end_src
>
> Have to think about it...
It's true I don't enjoy "exercises" in general -- a nice Christmas
present would be a motivation.
I would love to know closures well enough to put them into use without
having to spend extra time thinking and testing. But the fact is I *do*
need to spend extra time on it, and I rarely hit upon a problem that's
begging to be resolved with a closure, so...
- Re: [External] : Re: Closures - do you understand them well?, (continued)
- Re: [External] : Re: Closures - do you understand them well?, Emanuel Berg, 2022/12/21
- Re: Closures - do you understand them well?, Emanuel Berg, 2022/12/08
- Re: Closures - do you understand them well?, Michael Heerdegen, 2022/12/08
- Re: Closures - do you understand them well?, tomas, 2022/12/08
- Re: Closures - do you understand them well?, Emanuel Berg, 2022/12/09
- Re: Closures - do you understand them well?, Michael Heerdegen, 2022/12/09
- Re: Closures - do you understand them well?, Emanuel Berg, 2022/12/10
Re: Closures - do you understand them well?, Eric Abrahamsen, 2022/12/08
Re: Closures - do you understand them well?, Emanuel Berg, 2022/12/08