2014/10/15 下午 10:11:10

iphone Programming Glossary: lookups

Passing a ManagedObjectContext to a second view

http://stackoverflow.com/questions/1074539/passing-a-managedobjectcontext-to-a-second-view

life of me I cannot get the managedObjectContext object to pass to the second view controller. I don't want to do the lookups in the first view and pass a dictionary because I want to be able to use a search field to refine results in the second..

Maximum speed from IOS/iPad/iPhone

http://stackoverflow.com/questions/11219240/maximum-speed-from-ios-ipad-iphone

Also code fits better into cache. Any other tricks and ideas For me enabling thumb and replacing trigonometry with lookups were boost makers and made me surprise. Maybe you know something more to do which makes apps fly iphone ios xcode opencv..

Does NSURLConnection take advantage of NSURLCache?

http://stackoverflow.com/questions/1870004/does-nsurlconnection-take-advantage-of-nsurlcache

seems to ignore what's in the cache and reload the data. Am I supposed to be manually implementing cache lookups and returning cached data Does NSURLConnection not do this Or is there some way to get the framework to use the cache seamlessly..

OpenGL ES 2.0 fragment shader to blur is slow and low quality

http://stackoverflow.com/questions/4355525/opengl-es-2-0-fragment-shader-to-blur-is-slow-and-low-quality

showflat Number 240334 The idea behind doing a two pass blur is that it will dramatically reduce the number of texture lookups and hopefully increase the speed. A two pass blur with kernel size of 7x7 will require 14 texture lookups but if it done..

Why is this OpenGL ES code slow on iPhone?

http://stackoverflow.com/questions/450042/why-is-this-opengl-es-code-slow-on-iphone

texel. Still if the pixel count in your triangle is say 100 then the most texture bytes you will have to read is 4 lookups 100 pixels 4 bytes per color. Far far less than what Nils was saying. It's amazing that he can make it sound like he actually..

iPhone GPS Development - Tips + Tricks [closed]

http://stackoverflow.com/questions/488088/iphone-gps-development-tips-tricks

question I don't know of any specific list but here are a few of things you should keep in mind You're not doing GPS lookups. You're doing Core Location lookups. Core Location might or might not be getting its information from GPS. Lots of people.. list but here are a few of things you should keep in mind You're not doing GPS lookups. You're doing Core Location lookups. Core Location might or might not be getting its information from GPS. Lots of people still use pre 3g iPhones that don't..

SearchDisplayController search multiple arrays

http://stackoverflow.com/questions/8169889/searchdisplaycontroller-search-multiple-arrays

you need to implement your logic. This logic will need to search all 4 of your arrays for hits and do the appropriate lookups i.e. to get from orange to carrot or from 50 to banana . Each time you get a hit I would put it in an NSMutableSet to prevent..