无为而为 说两句：
一个很不错的文档资源库，主要面向VPS的管理员，包含Linux使用，Web Servers、Web Applications、Email、Databases、Development等等

The Linode Library assists Linux VPS system administrators in their efforts to deploy a wide variety of server solutions. From web servers to databases and more, these resources provide guidance on a diverse range of topics.
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原文地址：http://library.linode.com