From: Sebastian Tennant <sebyte@smolny.plus.com>
To: guile-user@gnu.org
Subject: Re: Uploading Word documents, PDFs, PNG files etc
Date: Tue, 12 May 2009 11:16:44 +0000 [thread overview]
Message-ID: <3aba1sgz.fsf@vps203.linuxvps.org> (raw)
In-Reply-To: 873abazk43.fsf@gnu.org
Quoth ludo@gnu.org (Ludovic Courtès):
> Sebastian Tennant <sebyte@smolny.plus.com> writes:
>
>> (define (upload name)
>> (and=> (uploads name) car))
>
> [...]
>
>> P.S. Documentation bug - the procedure 'and=>' is missing from the
>> manual. What's the difference between the way the upload procedure
>> is written above and simply:
>>
>> (define (upload name)
>> (car (uploads name)))
>
> Using `and=>', `upload' returns `#f' if `uploads' returns `#f'.
>
Ah... nice. Thanks.
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next prev parent reply other threads:[~2009-05-12 11:16 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-10 16:21 Uploading Word documents, PDFs, PNG files etc Sebastian Tennant
2009-05-11 15:11 ` Ludovic Courtès
2009-05-11 15:55 ` Thien-Thi Nguyen
2009-05-11 23:17 ` Ludovic Courtès
2009-05-12 3:15 ` Thien-Thi Nguyen
2009-05-12 10:15 ` Sebastian Tennant
2009-05-12 10:33 ` Ludovic Courtès
2009-05-12 11:16 ` Sebastian Tennant [this message]
2009-05-13 14:02 ` Sebastian Tennant
2009-05-13 15:02 ` Ludovic Courtès
2009-05-13 18:01 ` Sebastian Tennant
2009-05-13 19:09 ` Sebastian Tennant
2009-05-13 19:23 ` Linas Vepstas
2009-05-14 3:47 ` Keith Wright
2009-05-14 12:49 ` Sebastian Tennant
2009-05-14 13:13 ` Sebastian Tennant
2009-05-17 21:55 ` Ludovic Courtès
2009-05-19 4:48 ` Sebastian Tennant
2009-05-19 4:59 ` Sebastian Tennant
2009-05-19 7:50 ` Ludovic Courtès
2009-05-21 5:22 ` Sebastian Tennant
2009-05-21 10:47 ` Thien-Thi Nguyen
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