Make sure you back up your files.

一定要备份你的文件。

youdao

The rake rawr:jar task compiles this code and packages up your files into a JAR.

rake rawr:jar 任务编译该代码，并将文件打包到一个 JAR 中。

youdao

And obviously this is a situation where you will want to back up your files in case you make a mistake.

很显然，在这种情况下，您会想备份您的文件，以免发生错误。

youdao

All that advice about backing up your files and saving for a rainy day and building a strong network is worth the effort to implement.

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CrashPlan backs up your newest files first on the assumption those mean the most to you, and it encrypts all files, so file names can't be read on remote servers or backup computers.

WSJ: For Backup, You've Got a Friend, Family or Cloud

Each of the tools below backs up all of your site files.

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