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TDK标签是什么？

a：TDK标签包括标题标签（title），网站的描述标签（description），关键词标签（keywords）等。

b：在优化网站的时候，每个网页都要布局TDK标签，如主页，列表，栏目页，文章内容等。

来源：搜外网

Public @ 2019-10-26 16:08:43

如何设置canonical标签

canonical标签跟301转向的性质差不多，区别在于用户不会被转向，还是停留在原本的页面上，但搜索引擎会把它当做301转向处理，把页面的权重集中到标签中所指的规范网页上。canonical标签如何设置1、在HTML代码的head里添加rel="canonical",不能添加多个，否则搜索引擎会认为是无效的canonical标签。2、注意href里的地址不能是死链，错误页或者

Public @ 2022-08-30 16:11:20

H标签怎么优化

a：<h1>标签对页面最重要部分强调，一般用于页面标题。注意的是页面中的<h1>标签只能出现一对。b：<h2>，<h3>及其他<h>标签在同一页面中可多次出现，一般用于栏目名称，文章段落标题或小标题中。来源：搜外网

Public @ 2012-08-08 16:08:21

TDK标签是什么？

a：TDK标签包括标题标签（title），网站的描述标签（description），关键词标签（keywords）等。b：在优化网站的时候，每个网页都要布局TDK标签，如主页，列表，栏目页，文章内容等。来源：搜外网

Public @ 2019-10-26 16:08:43

TDK等标签

TDK，<h1>,<strong>等标签在SEO中的重要性不言而喻，这边小编再次对着些标签的使用方法和重要性展开探讨，带大家了解这些标签在SEO中的作用。1.TDK标签是什么？a：TDK标签包括标题标签（title），网站的描述标签（description），关键词标签（keywords）等。b：在优化网站的时候，每个网页都要布局TDK标签，如主页，列表，栏目页，文章内容等

Public @ 2022-07-03 16:08:43

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基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.024894s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.017960s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 4351 LIMIT 1 [ RunTime:0.016867s ]
[ 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:0.017120s ]
[ 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:0.017352s ]
[ 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:0.017952s ]
[ 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` = 4351 LIMIT 1 [ RunTime:0.016812s ]
[ 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+2 where id=4351 [ RunTime:0.021102s ]
[ 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:0.023952s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, '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:0.034622s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海TDK标签' AND `status` <> -1 LIMIT 1 [ RunTime:0.025277s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海TDK标签' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.035750s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

0.458490s

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