Elegant iOS form builder in Swift

My ARTS for https://time.geekbang.org/column/article/14360

Add an about screen to your app in just a few lines of code.

Generate mazes of different shapes and arbitrary sizes using graph theory

C++实现的跨平台数独游戏，命令行操作易上手，可以在开发间隙用来放松身心。数百行代码，初学者也可以轻松掌握。