不及格的程序员-八神

摘要：Today, i had trying update my project with three20 to ios6, but somethings had raised that it reports errors (e.g. _tapCount，_view can not by finded) in fileUIViewAdditions.m.打开文件后发现里面有宏定义，判断如果是调试阶段，会使用 私有变量 输出某些信息，结果屏避之再编译就可以了。 1 / Remove GSEvent and UITouchAdditions from Release builds 2 #ifdef .. 阅读全文

摘要：在非arc与arc的环境中使用时，导致程序crash. 1 //当前类使用－fno-objc 编译 2 3 needle_ = [[MyView alloc] init]; 4 5 needleLayer = [CALayer layer]; 6 needleLayer.delegate = sel 阅读全文

摘要：1 #define PSIZE 16 // size of the pattern cell 2 3 static void MyDrawStencilStar (void *info, CGContextRef myContext) 4 { 5 int k; 6 dou... 阅读全文