JCCloudProgressView is a gorgeous progress indicator that you wish your internet could be slower.
Continue reading

I wrote a chrome extension to scrape college admission data.
Continue reading

There are several steps needed before you can successfully use your custom fonts in your iOS app.
Continue reading

They are both representing the nonowning relationship.
But the diffrence is:
Continue reading

The new CaseIterable protocol gives your Enum new ability to generate an array of all cases in an enum.

The error message when you reused an AVCapturePhotoSettings object is -[AVCapturePhotoOutput capturePhotoWithSettings:delegate:] Settings may not be re-used'.

直接跳到Swift语言吧。Swift很快很安全，而且就我的感受来说，写Swift有一种写脚本语言的快感。但是Swift还有很多路要走，现在最感到头疼的就是和ObjC的混编吧。