Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > comp.lang.python > #39979
| Date | 2013-02-26 17:48 +0000 |
|---|---|
| From | MRAB <python@mrabarnett.plus.com> |
| Subject | Re: Do you feel bad because of the Python docs? |
| References | <512cb0a0$0$30001$c3e8da3$5496439d@news.astraweb.com> <mailman.2541.1361884843.2939.python-list@python.org> <roy-DB6F9D.08561526022013@news.panix.com> <CAPTjJmp8E79yp5zfKufVi5ZNcgu+PGn9V4PJ8DNn-6Neh8d2Og@mail.gmail.com> |
| Newsgroups | comp.lang.python |
| Message-ID | <mailman.2559.1361900903.2939.python-list@python.org> (permalink) |
On 2013-02-26 14:26, Chris Angelico wrote:
> On Wed, Feb 27, 2013 at 12:56 AM, Roy Smith <roy@panix.com> wrote:
>> When people ask PHP questions, the questions tend to be phrased as "what
>> do I type to get X", and the answers come back that way too. The forums
>> are full of, "I had the same problem. Somebody told me to do this. I
>> don't really understand it, but it worked for me and maybe it'll work
>> for you too".
>
> A problem that's majorly exacerbated by the myriad ways of doing some
> things, with some of those ways deprecated and others theoretically
> plausible but hopelessly impractical.
>
> Here's an actual example that came up today at work. Suppose you have
> a user-provided string that's supposed to contain a URL, and you need
> to ensure that it doesn't have a trailing slash, so you can later add
> "/foo" or "/bar". (Or alternatively, ensure that it DOES have a
> trailing slash. Either works.) Start the timer, go find out how to do
> it. Assume you are broadly familiar with PHP, and know how to do the
> basics of string handling, and are competent at searching the web.
> Ready? Go!
>
> I'll wait for you to come back.
>
> ... Okay, some of you are back now. Just giving the stragglers time to
> finish losing their marbles...
>
> Alright. Here's what I found in a recreation of today's search.
> Google search: php last character of string
>
> http://php.net/manual/en/function.substr.php
> -- okay, so I can use substr, but not string indexing, to find out
> what the last character is
> -- "Returns the extracted part of string; or FALSE on failure, or an
> empty string." What kind of failures result in FALSE, and what kind in
> an empty string?
>
[snip]
The page http://php.net/manual/en/function.substr.php says:
Description
string substr ( string $string , int $start [, int $length ] )
OK. It then goes on to say:
Parameters
string
The input string. Must be one character or longer.
What? The input string can't be an empty string?
Back to comp.lang.python | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
Do you feel bad because of the Python docs? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-02-26 12:54 +0000
Re: Do you feel bad because of the Python docs? Chris Angelico <rosuav@gmail.com> - 2013-02-27 00:20 +1100
Re: Do you feel bad because of the Python docs? Roy Smith <roy@panix.com> - 2013-02-26 08:56 -0500
Re: Do you feel bad because of the Python docs? Chris Angelico <rosuav@gmail.com> - 2013-02-27 01:26 +1100
Re: Do you feel bad because of the Python docs? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-02-26 15:26 +0000
Re: Do you feel bad because of the Python docs? MRAB <python@mrabarnett.plus.com> - 2013-02-26 17:48 +0000
Re: Do you feel bad because of the Python docs? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-02-27 03:02 +0000
Re: Do you feel bad because of the Python docs? Zero Piraeus <schesis@gmail.com> - 2013-02-26 10:15 -0400
Re: Do you feel bad because of the Python docs? Devin Jeanpierre <jeanpierreda@gmail.com> - 2013-02-26 09:15 -0500
Re: Do you feel bad because of the Python docs? notbob <notbob@nothome.com> - 2013-02-26 16:19 +0000
Re: Do you feel bad because of the Python docs? Andrew Berg <bahamutzero8825@gmail.com> - 2013-02-26 10:55 -0600
Re: Do you feel bad because of the Python docs? notbob <notbob@nothome.com> - 2013-02-26 17:54 +0000
Re: Do you feel bad because of the Python docs? Tim Chase <python.list@tim.thechases.com> - 2013-02-26 12:10 -0600
Re: Do you feel bad because of the Python docs? notbob <notbob@nothome.com> - 2013-02-26 18:41 +0000
Re: Do you feel bad because of the Python docs? nn <pruebauno@latinmail.com> - 2013-02-26 11:00 -0800
Re: Do you feel bad because of the Python docs? emile <emile@fenx.com> - 2013-02-26 16:36 -0800
Re: Do you feel bad because of the Python docs? "Adam W." <AWasilenko@gmail.com> - 2013-02-26 08:38 -0800
Re: Do you feel bad because of the Python docs? Devin Jeanpierre <jeanpierreda@gmail.com> - 2013-02-26 13:52 -0500
Re: Do you feel bad because of the Python docs? Terry Reedy <tjreedy@udel.edu> - 2013-02-26 20:48 -0500
Re: Do you feel bad because of the Python docs? Rick Johnson <rantingrickjohnson@gmail.com> - 2013-02-26 19:13 -0800
Re: Do you feel bad because of the Python docs? alex23 <wuwei23@gmail.com> - 2013-02-27 15:25 -0800
Re: Do you feel bad because of the Python docs? Rick Johnson <rantingrickjohnson@gmail.com> - 2013-02-27 18:05 -0800
Re: Do you feel bad because of the Python docs? Roy Smith <roy@panix.com> - 2013-02-27 21:21 -0500
Re: Do you feel bad because of the Python docs? Chris Angelico <rosuav@gmail.com> - 2013-02-28 13:44 +1100
Re: Do you feel bad because of the Python docs? Rick Johnson <rantingrickjohnson@gmail.com> - 2013-02-27 19:43 -0800
Re: Do you feel bad because of the Python docs? llanitedave <llanitedave@veawb.coop> - 2013-02-27 20:04 -0800
Re: Do you feel bad because of the Python docs? alex23 <wuwei23@gmail.com> - 2013-02-27 20:21 -0800
Re: Do you feel bad because of the Python docs? alex23 <wuwei23@gmail.com> - 2013-02-27 20:18 -0800
Re: Do you feel bad because of the Python docs? Rick Johnson <rantingrickjohnson@gmail.com> - 2013-02-27 20:53 -0800
Re: Do you feel bad because of the Python docs? alex23 <wuwei23@gmail.com> - 2013-02-27 21:57 -0800
Re: Do you feel bad because of the Python docs? Chris Angelico <rosuav@gmail.com> - 2013-02-28 17:31 +1100
Re: Do you feel bad because of the Python docs? Rick Johnson <rantingrickjohnson@gmail.com> - 2013-02-28 10:28 -0800
Re: Do you feel bad because of the Python docs? Chris Angelico <rosuav@gmail.com> - 2013-03-01 07:41 +1100
Re: Do you feel bad because of the Python docs? alex23 <wuwei23@gmail.com> - 2013-02-28 16:05 -0800
Re: Do you feel bad because of the Python docs? Jake Angulo <jake.angulo@gmail.com> - 2013-03-04 10:47 +1100
Re: Do you feel bad because of the Python docs? Bob Hanson <invalid@invalid.invalid> - 2013-03-05 17:43 -0800
Re: Do you feel bad because of the Python docs? Mark Lawrence <breamoreboy@yahoo.co.uk> - 2013-03-06 03:12 +0000
Re: Do you feel bad because of the Python docs? Bob Hanson <invalid@invalid.invalid> - 2013-03-08 19:10 -0800
Re: Do you feel bad because of the Python docs? Bob Hanson <invalid@invalid.invalid> - 2013-03-05 17:50 -0800
Re: Do you feel bad because of the Python docs? Bob Hanson <invalid@invalid.invalid> - 2013-03-05 17:51 -0800
Re: Do you feel bad because of the Python docs? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-03-06 03:38 +0000
Re: Do you feel bad because of the Python docs? Bob Hanson <invalid@invalid.invalid> - 2013-03-08 19:31 -0800
Re: Do you feel bad because of the Python docs? Chris Angelico <rosuav@gmail.com> - 2013-03-09 14:45 +1100
Re: Do you feel bad because of the Python docs? rh <richard_hubbe11@lavabit.com> - 2013-03-06 11:48 -0800
Re: Do you feel bad because of the Python docs? Terry Reedy <tjreedy@udel.edu> - 2013-03-06 18:50 -0500
Re: Do you feel bad because of the Python docs? Rick Johnson <rantingrickjohnson@gmail.com> - 2013-03-06 16:47 -0800
Re: Do you feel bad because of the Python docs? alex23 <wuwei23@gmail.com> - 2013-03-06 17:06 -0800
Re: Do you feel bad because of the Python docs? Chris Kaynor <ckaynor@zindagigames.com> - 2013-03-06 17:28 -0800
Re: Do you feel bad because of the Python docs? Rick Johnson <rantingrickjohnson@gmail.com> - 2013-03-06 17:31 -0800
Re: Do you feel bad because of the Python docs? alex23 <wuwei23@gmail.com> - 2013-03-06 18:28 -0800
Re: Do you feel bad because of the Python docs? Rick Johnson <rantingrickjohnson@gmail.com> - 2013-03-06 18:57 -0800
Re: Do you feel bad because of the Python docs? alex23 <wuwei23@gmail.com> - 2013-03-06 19:12 -0800
Re: Do you feel bad because of the Python docs? Rick Johnson <rantingrickjohnson@gmail.com> - 2013-03-06 19:48 -0800
Re: Do you feel bad because of the Python docs? Chris Angelico <rosuav@gmail.com> - 2013-03-07 13:16 +1100
Re: Do you feel bad because of the Python docs? "Michael Ross" <gmx@ross.cx> - 2013-03-07 03:04 +0100
Re: Do you feel bad because of the Python docs? Terry Reedy <tjreedy@udel.edu> - 2013-03-06 20:52 -0500
Re: Do you feel bad because of the Python docs? Rick Johnson <rantingrickjohnson@gmail.com> - 2013-03-06 18:41 -0800
Re: Do you feel bad because of the Python docs? Bob Hanson <invalid@invalid.invalid> - 2013-03-08 20:12 -0800
Re: Do you feel bad because of the Python docs? Terry Reedy <tjreedy@udel.edu> - 2013-03-09 01:22 -0500
Re: Do you feel bad because of the Python docs? Roy Smith <roy@panix.com> - 2013-02-27 20:26 -0500
Re: Do you feel bad because of the Python docs? Terry Reedy <tjreedy@udel.edu> - 2013-02-26 13:43 -0500
Re: Do you feel bad because of the Python docs? rurpy@yahoo.com - 2013-02-27 17:17 -0800
Re: Do you feel bad because of the Python docs? Mark Lawrence <breamoreboy@yahoo.co.uk> - 2013-02-28 01:39 +0000
Re: Do you feel bad because of the Python docs? Terry Reedy <tjreedy@udel.edu> - 2013-02-27 21:27 -0500
Re: Do you feel bad because of the Python docs? Mitya Sirenef <msirenef@lightbird.net> - 2013-02-26 13:58 -0500
Re: Do you feel bad because of the Python docs? rh <richard_hubbe11@lavabit.com> - 2013-02-26 12:18 -0800
Re: Do you feel bad because of the Python docs? Rotwang <sg552@hotmail.co.uk> - 2013-02-26 21:26 +0000
Re: Do you feel bad because of the Python docs? Jason Swails <jason.swails@gmail.com> - 2013-02-26 17:17 -0500
Re: Do you feel bad because of the Python docs? Rick Johnson <rantingrickjohnson@gmail.com> - 2013-02-26 17:22 -0800
Re: Do you feel bad because of the Python docs? Rick Johnson <rantingrickjohnson@gmail.com> - 2013-02-26 17:22 -0800
Re: Do you feel bad because of the Python docs? Mark Janssen <dreamingforward@gmail.com> - 2013-02-26 17:15 -0800
Re: Do you feel bad because of the Python docs? Chris Angelico <rosuav@gmail.com> - 2013-02-27 12:31 +1100
Re: Do you feel bad because of the Python docs? Terry Reedy <tjreedy@udel.edu> - 2013-02-26 21:00 -0500
Re: Do you feel bad because of the Python docs? rh <richard_hubbe11@lavabit.com> - 2013-02-26 18:06 -0800
Re: Do you feel bad because of the Python docs? Mitya Sirenef <msirenef@lightbird.net> - 2013-02-26 22:09 -0500
Re: Do you feel bad because of the Python docs? Mitya Sirenef <msirenef@lightbird.net> - 2013-02-26 23:45 -0500
Re: Do you feel bad because of the Python docs? Mark Lawrence <breamoreboy@yahoo.co.uk> - 2013-02-27 09:47 +0000
Re: Do you feel bad because of the Python docs? Antoine Pitrou <solipsis@pitrou.net> - 2013-02-27 13:17 +0000
Re: Do you feel bad because of the Python docs? Antoine Pitrou <solipsis@pitrou.net> - 2013-02-27 13:22 +0000
Re: Do you feel bad because of the Python docs? Rick Johnson <rantingrickjohnson@gmail.com> - 2013-02-27 14:59 -0800
Re: Do you feel bad because of the Python docs? Mitya Sirenef <msirenef@lightbird.net> - 2013-02-27 17:43 -0500
Re: Do you feel bad because of the Python docs? rurpy@yahoo.com - 2013-02-27 15:20 -0800
Re: Do you feel bad because of the Python docs? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-02-28 01:05 +0000
Re: Do you feel bad because of the Python docs? rurpy@yahoo.com - 2013-02-27 21:36 -0800
Re: Do you feel bad because of the Python docs? llanitedave <llanitedave@veawb.coop> - 2013-02-27 18:26 -0800
Re: Do you feel bad because of the Python docs? Jason Friedman <jsf80238@gmail.com> - 2013-02-27 21:59 -0700
Re: Do you feel bad because of the Python docs? Chris Angelico <rosuav@gmail.com> - 2013-02-28 16:21 +1100
Re: Do you feel bad because of the Python docs? << No! Tony the Tiger <tony@tiger.invalid> - 2013-03-03 16:28 -0600
Re: Do you feel bad because of the Python docs? rh <richard_hubbe11@lavabit.com> - 2013-03-04 08:59 -0800
csiph-web