本节包含一些有用的信息。不过,其中部分内容与较新的文档相比存在重复,后者覆盖得更为全面;此外,一些实现细节可能已经过时
(参见问题 #981)。
This section contains useful information. However, part of this content is redundant, being more comprehensively covered
in more recent documents, and some implementation details might be outdated
(see issue #981).
Legacy Docs