Re: 30x faster JSON date parsing
Re: 30x faster JSON date parsing
- Subject: Re: 30x faster JSON date parsing
- From: Marcel Weiher <email@hidden>
- Date: Mon, 09 Sep 2013 20:10:37 +0200
On Sep 9, 2013, at 19:35 , Jens Alfke <email@hidden> wrote:
>
> On Sep 9, 2013, at 10:14 AM, Marcel Weiher <email@hidden> wrote:
>
>> Premature optimization is the root of all evil!
>
> I’m not sure if you meant that ironically, but it’s absolutely not premature.
Absolutely! On both counts. It just seems to be the appropriate response on this mailing list for measured improvements to significant bottlenecks in the 4x - 50x range :-)
> I’ve run into major NSDateFormatter bottlenecks — as in “hm, over half the time to open this file is spent inside NSDateFormatter” — at least twice,
Oh yes, I’ve also seen it a bunch of times, and it is so slow it doesn’t have to occur many times to actually be noticeable. So again:
> On Sep 9, 2013, at 19:14 , Marcel Weiher <email@hidden> wrote:
>
>> Er, I misspelled: “very cool, nice job!”
Cheers,
Marcel
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