But I'm stuck on the stage where I need to implement functions and negates.
但我困在舞台上,我需要实现功能和否定。
Listing 2 shows how you implement functions that get the Atom feed and send a new Atom entry.
清单2展示了如何实现获取Atom提要和发送新atom条目的函数。
Besides the obvious advantage of not having to implement functions provided by the framework, there are a host of others.
除了不必实现该框架提供的功能这个明显优点外,它还有其他许多优点。
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