2014/10/15 下午 10:15:05

iphone Programming Glossary: translating

Retrieving a pixel alpha value for a UIImage

http://stackoverflow.com/questions/1042830/retrieving-a-pixel-alpha-value-for-a-uiimage

do the lookup much more efficient by building the smallest possible CGBitmapContext 1x1 pixel maybe 8x8 have a try and translating the context to your desired position before drawing CGContextTranslateCTM context xOffset yOffset share improve this answer..

Basic array comparison algorithm

http://stackoverflow.com/questions/11183008/basic-array-comparison-algorithm

I already have and if I don't have them create them one by one. I don't understand how this works. I'm having trouble translating this to code for int i 0 i ids.count i currentId ids objectAtIndex i currentObject objects objectAtIndex i if currentObject.id..

How to setup a predicate for this query

http://stackoverflow.com/questions/1580236/how-to-setup-a-predicate-for-this-query

using the 'Employee' object as the request entity and knowing the id of the specific Division. But I'm having trouble translating this into CoreData so any suggestions would be helpful. I were to construct a SQL query it'd be something like this select..

Large scrolling background in OpenGL ES

http://stackoverflow.com/questions/217822/large-scrolling-background-in-opengl-es

texture size limit and draw the whole background in each frame as a textured triangle strip. The scrolling is done by translating the modelview matrix. The scissor box is set to the window size 480 320 pixels. This is not meant to be fast I just wanted..

JSON and Core Data on the iPhone

http://stackoverflow.com/questions/2362323/json-and-core-data-on-the-iphone

withManagedObjectContext moc return objectArray autorelease Now this is recursive so you can easily end up translating your entire persistent store if you are not careful. Watch your relationships and make sure that they only go down the object..

iPhone App Localization - English problems?

http://stackoverflow.com/questions/3308519/iphone-app-localization-english-problems

App Localization English problems I have an app that I am translating to a bunch of different languages. The problem is that the app will have a few different values in Australia than will in..

Javascript iPhone Scroll Effect in an iFrame / Javascript Mouse Acceleration

http://stackoverflow.com/questions/379917/javascript-iphone-scroll-effect-in-an-iframe-javascript-mouse-acceleration

MouseY._now ' br ' '_offset ' MouseY._offset ' br ' '_timer ' MouseY._timer ' br ' MouseY.reset 10 Now the problem is translating that acceleration into screen movement are there any algorithms easing or animation libraries that could help me out on..