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Re: What does "lacks a prefix" mean?
From: |
Barry Margolin |
Subject: |
Re: What does "lacks a prefix" mean? |
Date: |
Sat, 11 Jul 2015 19:58:15 -0400 |
User-agent: |
MT-NewsWatcher/3.5.3b3 (Intel Mac OS X) |
In article <mailman.6748.1436654668.904.help-gnu-emacs@gnu.org>,
Emanuel Berg <embe8573@student.uu.se> wrote:
> 3) "let", if let was let*, would be less thinking in
> advance since then you wouldn't have to think "so,
> will I have variables now which will depend on
> each other?" You'd just type "let" in either case!
> Likewise, when you modify code long after you
> first wrote it, you often insert a new variable
> that is "dependent" on another, and then you have
> to change the `let' to `let*'. But this is very
> easy to forget and it is always a silly mistake
> when it happens.
This is a reasonable argument. It's not uncommon to start writing a let,
realize that the initialization expression has some repetition, so you
want to refactor it to use variables for them. Then you need to change
it to let*.
--
Barry Margolin, barmar@alum.mit.edu
Arlington, MA
*** PLEASE post questions in newsgroups, not directly to me ***
- Re: What does "lacks a prefix" mean?, (continued)
- Re: What does "lacks a prefix" mean?, Vaidheeswaran C, 2015/07/08
- Re: What does "lacks a prefix" mean?, Vaidheeswaran C, 2015/07/08
- Re: What does "lacks a prefix" mean?, BobD, 2015/07/08
- Re: What does "lacks a prefix" mean?, Pascal J. Bourguignon, 2015/07/08
- Re: What does "lacks a prefix" mean?, BobD, 2015/07/08
- Re: What does "lacks a prefix" mean?, Emanuel Berg, 2015/07/08
- Re: What does "lacks a prefix" mean?, Filipp Gunbin, 2015/07/09
- Re: What does "lacks a prefix" mean?, Emanuel Berg, 2015/07/09
- Re: What does "lacks a prefix" mean?, Stefan Monnier, 2015/07/10
- Re: What does "lacks a prefix" mean?, Emanuel Berg, 2015/07/11
- Message not available
- Re: What does "lacks a prefix" mean?,
Barry Margolin <=
- Re: What does "lacks a prefix" mean?, Filipp Gunbin, 2015/07/13
- Message not available
- Re: What does "lacks a prefix" mean?, Barry Margolin, 2015/07/10
- Message not available
- Re: What does "lacks a prefix" mean?, Barry Margolin, 2015/07/09
- RE: What does "lacks a prefix" mean?, Drew Adams, 2015/07/09
- Message not available
- Re: What does "lacks a prefix" mean?, Pascal J. Bourguignon, 2015/07/09
- RE: What does "lacks a prefix" mean?, Drew Adams, 2015/07/10
- Message not available
- Re: What does "lacks a prefix" mean?, Barry Margolin, 2015/07/10
- RE: What does "lacks a prefix" mean?, Drew Adams, 2015/07/10
- Message not available
- Re: What does "lacks a prefix" mean?, Barry Margolin, 2015/07/09
- Re: What does "lacks a prefix" mean?, Rusi, 2015/07/09