kirakingdx的专栏

//StringBuffer类可以完成字符串的动态添加、插入和替换等操作。 String question = new String("1+1="); int answer = 3; boolean result = (1+1==3); StringBuffer sb = new StringBuffer(); sb.append(question); ...

  //遍历比较 NSArray *myArray = [NSArray arrayWithObjects:@"this", @"is", @"double one", nil]; NSUInteger i; for(i = 0; i < count; i++){ NSString *element = [myArray objectAtIndex:i]; if([eleme...

打開utilities 視窗點選file type選單挑選合適的類型(Application bundle)即可

1. 点击程序的Info.plist 2. 右键点击任意一处，选择Add Row，选择UIStatusBarHidden或者Status bar is initially hidden，取值为YES。