1、在didFinishLaunchingWithOptions:添加以下代码 UIApplicationShortcutItem *short...
- (void)saveImageToPhotos:(UIImage*)savedImage { UIImageWriteToSavedPhot...
1、cd到文件目录下 2、文件中有Git文件 需要移除 命令:rm -rf .git 3、git init 4、git add . 5、git ...
1/左边管理栏第二栏选择branchfrom“主干名字”:为这个主干创建分支 2/切换当前分支:选中当前分支,右键选择checkout 3/在分...
+ (CLLocationCoordinate2D)bd09Decrypt:(double)bdLat bdLon:(double)bdLon ...
CGContextSetFillColorWithColor(context, [UIColor blueColor].CGColor);//填...
CGPoint aPoints[3];//坐标点 aPoints[0] = CGPointMake(100, 80);//坐标1 aPoints...
//context就相当于是画布 CGContextRef context = UIGraphicsGetCurrentContext(); /...
CGImageRef temImg = image.CGImage; float width = CGImageGetWidth(temImg)...