摘要：
今天项目中用[Object performSelectorInBackground:@selector(doSomething:) withObject:nil]开了个子线程,然后在这个线程中进行了一系列操作,结果发生了bool _WebTryThreadLock(bool), 0x1498120: Tried to obtain the web lock from a thread other than the main thread or the web thread. This may be a result of calling to UIKit from a secondary th 阅读全文
