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什么是SEO
搜寻引擎最佳化 (又称搜索引擎优化, 其英文叫 Search Engine Optimization,简称SEO)是一种利用搜索引擎的搜索规则来提高目的网站在有关搜索引擎内的提名的方式。
Meta
The header is the section that begins <head> and ends </head>. Between those elements, in our example, you have these tags:
t times, you may want to use more than one of these commands. I'll get back to that. But first, how about another chart? I'll cover the major commands you may want to use below:
COMMAND | Ask | Microsoft | Yahoo | |
NOINDEX | Yes | Yes | Yes | Yes |
NOFOLLOW | Yes | Yes | Yes | Yes |
NOARCHIVE | Yes | Yes | Yes | Yes |
NOODP | No | Yes | Yes | Yes |
NOYDIR | No | No | No | Yes |
NOSNIPPET | No | Yes | No | No |
Robot Name | TEOMA | GOOGLEBOT | MSNBOT | SLURP |
Does Robot Specific Tag Override All Robots Tag? | ??? | No | No | No |
HTML Body
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rel="tag"
to a hyperlink, a page indicates that the destination of that hyperlink is an author-designated "tag" (or keyword/subject) for the current page.<pre><a href="http://technorati.com/tag/tech" rel="tag">fish</a></pre>
<p>would indicate the tag "tech" rather than "fish".</p>
<urlset xmlns="http://www.google.com/schemas/sitemap/0.9">
Google use:
urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
最后几点注意
伸延阅读 - 信息架构
信息架构 (information architecture) [名词]
首先我们会问:什么是「信息」?
Louis Rosenfeld 与 Perter Morville 在合着的书 Information Architecture(第一章)特别将它再行区分为:信息,数据与知识。
数据是事实和数据......知识世人脑中的东西......信息正好处在数据和知识之间的混乱地带。
因此,信息架构的工作在本质上就是将一些数据转化为让人看了或是接触了就可以转化为知识的东西,或者是将某种知识化为数据,让知识可以传递,再利用,或是两者都兼具的设计过程。
而架构呢?简单的说,它包含三件工作: