本文转载至 http://zhuhaibobb.blog.163.com/blog/static/2744006720124191633375/ 这几天做了个APP打开20份钟左右就强制退出了,退出的地方不定,一只找不到问题的所在:最后只好真机调试:发现都在“[UIImage imageNamed:@"xxx.png"];”的地方出错,错误信息是“[UIImage _isCached]: message sent to deallocated instance”,经查阅资料…
初级:第一步 为程序添加符号断点 malloc_error_break 方法如下. 目标效果:让程序崩溃时跳转到出错到那一行.但是往往达不到这个效果.不行就继续往下看. At times, while running through your app, you might come across this warning on console: MyApp(2121,0xb0185000) malloc: *** error for object 0x1068310: double fre…
29down votefavorite 12 I have a viewController with a UITableView, the rows of which I allow to edit (delete) with a swipe - much like in the Mail app. I do it with, among other, this method: - (BOOL)tableView:(UITableView *)tableView canEditRowAtInd…
If you're new here, you may want to subscribe to my RSS feed or follow me on Twitter. Thanks for visiting! Call the plumber, it's-a-leaking! Update 4/12/13: These days, you should probably be using Apple’s new Automatic Reference Counting (ARC) techn…
错误原因:ld: x duplicate symbol for architecture x86_64 clang: error: linker command failed with exit code 1 (use -v to see invocation) 在网上查了一下: duplicate symbol的大概意思是,编译器认为你重复定义了一些东西. linker command failed with exit code 1,则可能是项目引入了多个相同的文件. 结合本人开发中发现此类的…
http://www.raywenderlich.com/2696/instruments-tutorial-for-ios-how-to-debug-memory-leaks Update 4/12/13: These days, you should probably be using Apple’s new Automatic Reference Counting (ARC) technology instead of doing manual memory management. For…
1. (js 与webview 交互崩溃)-[CFRunLoopTimer release]: message sent to deallocated instance 0x62398f80 I've fixed this, just call a dummy stringByEvaluatingJavaScriptFromString on the UIWebView before invoking a method on the context. I believe the reason t…
