通过分析和实例编程，明确椭圆的参数化编程的要点和方法。

Through analysis and examples of programming the parameters of ellipse points methods of programming are determined.

youdao

这是一个防御编程的实例。

This is an example of defensive programming.

youdao

要获得更多的可伸缩性，请使用我们在本文中用来创建缓存实例的编程api。

For more flexibility, use the programmatic API which we use in this article to create the cache instance.

youdao