Arbitrary abbreviations in phobos considered ridiculous

Ary Manzana ary at esperanto.org.ar
Thu Mar 8 12:51:59 PST 2012


On 3/8/12 8:55 AM, Steven Schveighoffer wrote:
> On Wed, 07 Mar 2012 21:14:34 -0500, Ary Manzana <ary at esperanto.org.ar>
> wrote:
>
>> The problem is not mistaking it with something else. The problem is
>> when you want to write it. In Ruby my mind works like this:
>>
>> Mind: "How would I get a span for 5 seconds?"
>> Mind: "Let's try 5.seconds"
>> Mind: "Wow, it works!"
>>
>> I'm trying to remember cases when I just wrote what my mind thought it
>> was correct and I was *so* surprised it worked out of the box in Ruby.
>> Like writing array.last, and get it to work, instead of
>> array[array.length - 1]. But in D, from the docs
>> (http://dlang.org/arrays.html )
>>
>> bar[$-1] // retrieves last element of the array
>>
>> I read: bar dollar minus one wait what??
>
> array.back;
>
> http://dlang.org/phobos/std_array.html#back
>
> This is the issue with "intuition". It's easy to say, "hey I guessed
> right in Ruby! Ruby must be more intuitive!". But if you were someone
> who knew the range interfaces, wouldn't you try array.back in Ruby and
> say "well, obviously D is more intuitive, it knew what I wanted without
> even looking up the docs!"
>
> You are never going to come up with something that's *perfectly*
> intuitive for everyone in every situation.

Thanks, I didn't know that function.

The problem is, you don't go saying "Hey, I want the back of an array", 
(or the back element of an array) you usually say "I want the last 
element of an array" (or range, whatever). I can't understand why "back" 
was used instead of last.


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