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META标签的常见用法

1. Description：描述网页内容的摘要，一般在搜索引擎中显示。 2. Keywords：网页关键词，用于搜索引擎识别、分类和检索。 3. Author：网页作者的名字或组织机构。 4. Robots：搜索引擎蜘蛛的访问控制，如INDEX/FOLLOW（默认）、NOINDEX/FOLLOW、INDEX/NOFOLLOW、NOINDEX/NOFOLLOW。 5. Content-Type：指定网页的字符集和文件类型。 6. Refresh：指定网页的刷新方式和时间间隔。 7. Expires：指定网页的过期时间。 8. Generator：指定使用的编辑器或创建网页的软件名称。 9. Viewport：指定网页在移动设备上的布局方式和缩放比例。 10. Language：指定网页的主要语言。

Public @ 2023-03-26 00:00:17

什么是死链

我们在打开网址时，有时会出现“访问的页面不存在”的提示，这是死链的一种最直白的表现方式：通过某个链接进来后发现打不开或者是404页面，那么这个链接就叫做死链。

Public @ 2023-01-12 15:56:21

死链对网站的影响

用户体验感：换位思考，当我们满怀期待地打开一个网址，收到的反馈确是”您访问的网址无效“或者”页面不存在“的结果，大部分用户都会直接关掉走人，而如果多次出现这种情况，则不仅会造成流量的流失也接对网站的信用产生了影响。耗费资源：搜索引擎爬虫在抓取网站的页面时不仅要耗费搜索引擎自己服务器的资源，也会对网站的服务器造成压力，而死链无论是对于搜索引擎还是网站本身，都是一场空，是在浪费资源。影响网站排名：搜索

Public @ 2017-10-30 15:56:19

META标签的常见用法

最近，Danny Sullivan谈到了如何处理的搜索引擎meta标签的问题，以下是一些关于在Google中如何处理这些问题的答案。多内容数值我们建议你把所有的Meta标签内容放在一个meta中。这将使得meta标签更易于读取并降低发生错误的概率。例如：<META NAME="ROBOTS" CONTENT="NOINDEX, NOFOLLOW">

Public @ 2011-06-08 16:08:27

Meta标签是否还有用

Meta标签指的是网页HTML文件里面的一些文件标签。其中最重要的是：标题标签Title Tag，描述标签Description Tag和关键词标签Keyword Tag。其他比如象作者，软件版本等等，可以不用管了，在网站优化当中，没有什么价值。当然，其他标签也不妨碍什么。你愿意的话，可以放上你想放的信息，但是不能太多。因为前面标签放的太多，就会把你的网页正文内容推到文件的后面去了。这对于优化排名

Public @ 2018-12-05 16:08:26

更多您感兴趣的搜索

基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.025069s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.017841s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 6319 LIMIT 1 [ RunTime:0.016811s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='cate' order by times desc limit 15 [ RunTime:0.017022s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by times desc limit 100 [ RunTime:0.017138s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by rand() limit 30 [ RunTime:0.017243s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 6319 LIMIT 1 [ RunTime:0.016775s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] update `ob_article` set views=views+1 where id=6319 [ RunTime:0.019923s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站页面优化' AND `status` <> -1 LIMIT 1 [ RunTime:0.023599s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站页面优化' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.037509s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海META标签' AND `status` <> -1 LIMIT 1 [ RunTime:0.023793s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海META标签' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.032693s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

0.465394s

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