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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）。
然而必须说明的是，没有一种防范泄密的安全技术是绝对坚固的，因为密码有可能被未经授权的人获得。
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To unzip one file or folder, open up the zipped folder, then drag the file or folder in the zipped folder to a fresh site.
Some types of files, like JPEG pictures, are currently very compressed. Should you zip numerous JPEG photos into a folder, the total size of the folder will be about similar to the first selection of pictures.
The Redo solution is only accessible after you undo an action so that you can restore the action you last undid.
For those who have concealed the still left navigation pane and would like to help it become noticeable in the File Explorer window, it is possible to display it all over again employing these actions: Choose Get started > File Explorer , or pick the File Explorer icon during the taskbar.
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。
Some apps will update as time passes to affix the new context menu. Test casper77 using your app developer about availability and timing for unique apps. Common File Explorer options
Noobathon said: So, if I so take place to rename a file, THEN delete casper77 it, there is no way to get the prior title casper77 back again?
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下载安装程序或二进制版本后，请对其进行验证，以确保文件未被更改或损坏。 可以验证计算机上的校验和，然后将其与下载网站上报告的内容进行比较。
two Navigate to and possibly select or open the push or folder locale you would like to research in. (see screenshot underneath)