11 2014 档案

iOS:新特性展示
摘要：+ (void)choseRootVC{ NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults]; NSString *saveVersion = [defaults objectForKey:@"CFBundle... 阅读全文
posted @ 2014-11-28 11:41 L了个J 阅读(103) 评论(0) 推荐(0)
iOS :MD5加密
摘要：加密方式：+ (NSString *)md5:(NSString *)str{ const char *cStr = [str UTF8String]; unsigned char result[CC_MD5_DIGEST_LENGTH]; CC_MD5(cStr, strlen(... 阅读全文
posted @ 2014-11-12 12:32 L了个J 阅读(176) 评论(0) 推荐(0)
iOS :绘图
摘要：1、画圆弧a、void CGContextAddArc(CGContextRef c, CGFloat x, CGFloat y, CGFloat radius, CGFloat startAngle, CGFloat endAngle, int clockwise)CGContextRef不解释了... 阅读全文
posted @ 2014-11-10 20:06 L了个J 阅读(136) 评论(0) 推荐(0)