[OT] Why mobile web apps are slow

Michel Fortin michel.fortin at michelf.ca
Wed Jul 10 06:33:14 PDT 2013


On 2013-07-09 18:12:25 +0000, Paulo Pinto <pjmlp at progtools.org> said:

> A bit off-topic, but well worth reading,
> 
> http://sealedabstract.com/rants/why-mobile-web-apps-are-slow/

What I'm retaining from this is that garbage collectors are wasteful. 
They're viable if you have a lot of RAM to spare. They cause noticeable 
hiccups at unpredictable times unless you have a battery-hungry 
overpowered CPU that makes pauses impossible to notice. And while those 
pauses are not that bad for non-realtime apps, all iOS apps are 
considered realtime by Apple because you don't want hiccups messing 
smooth scrolling and animations.

Also, non-deterministic deallocation makes it hard for an app to fit 
within a fixed memory limit.

-- 
Michel Fortin
michel.fortin at michelf.ca
http://michelf.ca



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