标题有点让人迷惑,所以我举个例子。假设我有一组4个条件,A,B,C,D,其中每个条件要么为真,要么为假。例如,条件A可以说 A[i,j+1] == 0 或 A[i,j+1] != 0 我想要一个if语句,它本质上是这样写的: if (in [A,B,C,D], any 2 are true and any 2 are false):
do something
else:
do something else 如果有必要,我可以对每个单独的案例进行硬编码。例如: if ((A and B are true) and (C and D are false)) or ((A an
我有一个小测试功能,我得到内存分配问题和内存警告后,运行一个小时。问题在于调用NSData* data = NSURLConnection sendSynchronousRequest:req返回响应:&response:&error1;
下面是我的密码。任何帮助都将不胜感激。
Here is my app stat after 1 hour running:
Low: 712Kb, High 275.4 MB, Durarion 1 hour 26 min
2015-01-31 14:38:11.811 testMem[5268:546116] Received me