2014/10/15 下午 10:05:25

iphone Programming Glossary: conclude

http://stackoverflow.com/questions/12906171/iphone-wifi-on-or-off

obtaining the rotation and size of a UIImageView based on its transformation matrices

http://stackoverflow.com/questions/1379811/obtaining-the-rotation-and-size-of-a-uiimageview-based-on-its-transformation-mat

We can use a simple trigonometric identity here tan A sin A cos A We can use this with the first row of the matrix to conclude that tan R Sx.sin R Sx.cos R b a and therefore R atan b a And now we know R we can extract the scale factors by using the..

cocoa - I've discovered what I think is a bug with NSDecimalNumber

http://stackoverflow.com/questions/2479100/cocoa-ive-discovered-what-i-think-is-a-bug-with-nsdecimalnumber

exponent in the range 127 128 so the value in wtf is also exactly representable as an NSDecimalNumber. Thus we may conclude that numberWithDouble is not delivering a correct conversion. Although I cannot find documentation that claims that this..

How should I architect my DB & API server for a turn based multiplayer iPhone board game? (thinking about nodejs, mongo, couch, etc)

http://stackoverflow.com/questions/3605115/how-should-i-architect-my-db-api-server-for-a-turn-based-multiplayer-iphone-bo

they happen or doing pubsub I don't consider it a good option though with extra effort you could make it work. So to conclude you may be able to replace the big LAMP stack with CouchDB alone Redis alone or either one placed behind a node app for..

Core Animation, unexpected animated position and hitTest values

http://stackoverflow.com/questions/7962335/core-animation-unexpected-animated-position-and-hittest-values

the center of the image and the zPosition. And now I have the information in the presentation layer. So for now I can conclude that if you need to get a valid presentation layer you absolutely need to do EXPLICIT animation with a CAAnimation. I'm..

wait_fences: failed to receive reply: 10004003 (Again)

http://stackoverflow.com/questions/8994998/wait-fences-failed-to-receive-reply-10004003-again

just log the file name. And guess what I get the stupid warning again. For doing no actual work at all. I can only conclude that there is some sort of internal iOS race condition that I am triggering when I cram extra code into the init method..