您引用被称为code段，并更快code写作非常有用的招数。默认code代码片段的完整列表，可以发现的此处。目前，只有主要方法有一个相应的code段。还有一个教程创建自定义代码段的。

The tricks you are referencing are called "code snippets" and are really useful for faster code writing. A complete list of default code snippets can be found here. Only the main method has currently a corresponding code snippet. There is also a tutorial for creating custom snippets.