如果上述两处都未提供编码名称，则使用缺省编码utf - 8。
If neither of the above provides an encoding name, then a default encoding of UTF-8 is used.
命令locale - m提供一张已安装的所有字符编码名称的列表。
The command locale -m provides a list with the names of all installed character encodings.
Snippets 支持普通任务，象编码名称空间、改变窗口模式、行最小化和最大化等等。
Snippets are supported for common tasks, like encoding namespaces, changing window modes, line mimimize and maximize, and so on.
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