+1.
On Fri, Jul 29, 2011 at 12:20 PM, Noufal Ibrahim <nou...@gmail.com> wrote: > Venkatraman S <venka...@gmail.com> writes: > >> On Fri, Jul 29, 2011 at 11:31 AM, Noufal Ibrahim <nou...@gmail.com> wrote: >> >>> > I am a speed-maniac and crave for speed; so if the assumption is >>> > valid, i can vouch for the fact that regexp would be faster and neater >>> > solution. I have done some speed experiments in past on this (results >>> > of which i do not have handy), and i found this. >>> >>> Premature optimisation is the root of all evil. >>> >> >> I belong to a different school. I think about performance right from the >> design dashboards for i think, be it a simple webapp or a financial >> application, the choice of your design patterns and techstack goes a long >> way in a good customer experience. Bulk of my thoughts are reflected in here >> : >> http://www.codinghorror.com/blog/2011/06/performance-is-a-feature.html > > I agree and I try my best to do the same thing. However, I differentiate > between micro optimsations like rewriting parts in C and XML and top > level optimisations like good design and the right data structures. > > The former, I don't do because I get bogged down by the details and end > up delivering something that's super fast *really* late. The latter, I > do because otherwise, the application is unusable and a bad > experience. Also, micro optimising (e.g. replacing DOM parsing with > regexps to extract stuff out of an XML message) makes code more brittle > which is also a no win for the customer. > > I end up messing with the former only when I've exhausted all other > avenues and *really* need that last drop of juice. This is usually > common in games and stuff like that with continous involved user > interaction rather than in webapps where it's a little more spaced out. > > If performance is *this* important to you, why don't you code your > entire application in assembly hand crafting it for a certain processor, > amount of memory and hard disk platter speed? Why use Python at all? The > reason is because Python is "fast enough" for most things. You can get > better performance moving to lower level routines but it's often not > necessary and the costs it entails are usually not worth it. Better a > fast enough stable app than a super fast one that occasionally segfaults > and loses data. > > That's the point I'm trying to make. > > > [...] > > > -- > ~noufal > http://nibrahim.net.in > > If I could drop dead right now, I'd be the happiest man alive! -- Samuel > Goldwyn > _______________________________________________ > BangPypers mailing list > BangPypers@python.org > http://mail.python.org/mailman/listinfo/bangpypers > _______________________________________________ BangPypers mailing list BangPypers@python.org http://mail.python.org/mailman/listinfo/bangpypers
