每次做完3D变换以后,重新设置view的frame时,记得用CGAffineTransformIdentity 对3D变换进行还原,否则将会影响frame。当你对view进行3D变换后,重新设置view的frame,发现frame与预期的不一样,那一定是没有对之前的3D变换进行还原。2D变换也一样。 Read More
我的环境:Mac 10.11.6 ,mysql 5.7.14 。 mac mySql 报错ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/tmp/mysql.sock' (2) 这个错是链接时报的错,要 Read More
An AVPlayerItem cannot be associated with more than one instance of AVPlayerAn AVPlayerItem cannot be associated with more than one instance of AVPlay... Read More