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2014/10/15 ¤U¤È 10:13:55
iphone Programming Glossary: separatingiPod touch for iPhone development http://stackoverflow.com/questions/134048/ipod-touch-for-iphone-development are free for the iPod seem to cost for iPhone users. What is the difference of both platforms or why is the App Store separating them Does it make sense to develop for the iPhone using an iPod touch beside phone location related apps On developer.apple.com..
Objective-C check if subviews of rotated UIViews intersect? http://stackoverflow.com/questions/15710853/objective-c-check-if-subviews-of-rotated-uiviews-intersect self projectionOfPolygon poly2 count count1 onto perp min minp2 max maxp2 If projections do not overlap then we have a separating axis which means that the polygons do not intersect if maxp1 minp2 maxp2 minp1 return NO And now the other way around with.. self projectionOfPolygon poly2 count count1 onto perp min minp2 max maxp2 if maxp1 minp2 maxp2 minp1 return NO No separating axis found then the polygons must intersect return YES BOOL view UIView view1 intersectsWith UIView view2 CGPoint poly1..
iPhone: how to use performSelector:onThread:withObject:waitUntilDone: method? http://stackoverflow.com/questions/2584394/iphone-how-to-use-performselectoronthreadwithobjectwaituntildone-method to wait for method execution completion waitUntilDone YES . Nothing helps. UPDATE I don't need this multithreading for separating costly operations to another thread. In this case I could use the performSelectorInBackground as mentioned in few answers...
http://stackoverflow.com/questions/2796587/how-do-i-make-a-universal-iphone-ipad-application-that-programmatically-uses-u and my existing UINavigationController but I am not sure where I should have the logic of my program separating the view controllers for iPhone or iPad. Do I set up my main file to use a different app delegate or do I use the same app..
iphone - core motion range of yaw, pitch and roll http://stackoverflow.com/questions/5004548/iphone-core-motion-range-of-yaw-pitch-and-roll if the display is facing down toward gravity Note that the algorithms used by CMDeviceMotion are pretty good at separating gravity from user acceleration but under certain kinds of motion there may be some lag before the values become correct..
separating keys and objects from NSMutable dictionary and use the values in insert command of sqlite http://stackoverflow.com/questions/5677396/separating-keys-and-objects-from-nsmutable-dictionary-and-use-the-values-in-inse keys and objects from NSMutable dictionary and use the values in insert command of sqlite hi folks i am developing an sqlite..
What is the AppDelegate for and how do I know when to use it? http://stackoverflow.com/questions/652460/what-is-the-appdelegate-for-and-how-do-i-know-when-to-use-it is that I think you should avoid lumping too many things in a central location good program design normally involves separating functionality by area of concern . A delegate object is an object that gets notified when the object to which it is connected..
Comma inside a statement inside a macro being misinterpreted as a macro argument separator http://stackoverflow.com/questions/6768371/comma-inside-a-statement-inside-a-macro-being-misinterpreted-as-a-macro-argument I get a bunch of errors because the preprocessor decides that that comma after the stringWithFormat is supposed to be separating two macro arguments therefore I have used foo with two arguments instead of the correct one. So when I want a comma inside..
Using Core Graphics/ Cocoa, can you draw to a bitmap context from a background thread? http://stackoverflow.com/questions/702914/using-core-graphics-cocoa-can-you-draw-to-a-bitmap-context-from-a-background-t out that indirectly the calls to those other objects where leading to setNeedsDisplay being called on some views By separating the part that did that out to the main thread it now all works perfectly. So for anyone who hits this question wondering..
What's the difference between frame and layout in Interface builder's size inspector? http://stackoverflow.com/questions/914102/whats-the-difference-between-frame-and-layout-in-interface-builders-size-inspe statement that Two push buttons aligned vertically and horizontally next to each other should have 12 points of space separating them horizontally. This 12 points of space separating the buttons should be measured from the button's layout frames not..
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