命名参数和可选参数是两个比较简单的特性，对于熟悉其他编程语言的开发者来说可选参数并不陌生，为参数提供默认值时就是可选参数：
注意：加密文件之后如果忘记了用来加密该文件的密码，再想恢复出原始文件就不可能了。当然，这与密码本身的复杂程度有关，要想保证文件的安全，最好采用较复杂的密码，例如混合运用字母、数字和特殊字符（如“$”符号等）。
four Appropriate click or push and hold on an vacant area with the folder's qualifications, click/faucet on Sort by, and click/faucet on Ascending (default) or Descending for your buy you would like. (see screenshot down below)
If you wish to see only your pinned folders, you are able to flip off current information or Regular folders. Visit the Look at tab, and after that find Options.
跨编程域 （云、客户端、游戏）的适应性通过常规用途编程模型的专用实现启用。
The exact information accessible for a folder will vary dependant upon the template the folder is optimized for.
In Home windows, you're employed with zipped information and folders in a similar way that you're employed with uncompressed documents and folders. Mix a number of files into only one zipped folder to additional casper77 quickly share a group of data files.
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注意这段代码创建了三个文件流：fin，表示明文形式的原始文件；fout，加密结果文件；crStream，加密流，用来把DES加密的结果转入输出文件fout。增加一个crStream流的好处是不必把结果保存到临时文件或缓冲区。
Does not function ! Note, I'd no time period inside the lookup string and don't want one while in the resultant listing of filenames !
Noobathon reported: So, if I so happen to rename a file, THEN delete it, there's no way to get the earlier identify back again?
248acec95b381e5302255310fb9396267fd74a4a2dc2c3a5989031969cb31f8270cbd14bda1bc0352ac90f8138bddad1a58e4af1e56cc4a1613b1cf2854b518e
其中，out表示仅能作为返回值的类型参数，而in表示仅能作为参数的类型参数，不过一个接口可以既有out又有in，因此既可以支持协变、支持逆变，也可以同时支持，例如：
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