hreflang标签内页要放吗？_威海佰年网络技术有限公司_网站建设_软件开发_私有云_商标注册_公众号_小程序_APP_物联网_ChatGPT

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hreflang标签内页要放吗？

威海seo问答威海seo问答
3133

必须把hreflang标签放在网页的头部区域，以指示与该页面关联的其他语言版本或地区。在内页中也需要放这个标签，这样搜索引擎就能够正确识别并显示适当的语言或地区版本。

Public @ 2023-07-28 09:00:07

关于首页链接nofollow

威海seo问答威海seo问答
2395

nofollow是通常用于网页中的超链接属性，它指示搜索引擎不要跟随此链接并不传递其权重。如果代码中包含nofollow属性，则搜索引擎不会把链接的目标网页的等级和排名考虑在内，从而减少了传输权重和防止被搜索引擎认定为垃圾邮件/垃圾站点。在首页中使用nofollow链接通常用于控制网站的内部链接流量流向，以及保护网站免受潜在的链接冲击。

Public @ 2023-06-13 13:00:19

百度直接显示文章内容在排名第一位，是怎么做的？

威海seo问答威海精选摘要
3283

有不少人问，在百度上搜索某一些词会出现第一名的结果把内容都直接显示在页面上，是怎么做的呢？是不是要加入什么计划或者是付费推广之类的？其实并不需要。条件只有3个：1、网站实力强2、内容质量高，与关键词相关性强3、网站架构合理前两条很容易理解，网站实力各个方面强，取得搜索引擎信任了之后，他就会这样。但第三条很多人可能理解不了。因为你想要把内容展示出来，肯定需要搜索引擎很容易提取到你网站的主干内容。那么

Public @ 2010-07-09 16:05:00

Q：网站不小心把网站里面内容误删了，是否会被判罚？

威海seo问答威海seo问答
2451

Q：网站不小心把网站里面内容误删了，是否会被判罚？A：如果影响到搜索用户，百度会视情况处理来源：百度搜索资源平台百度搜索学堂

Public @ 2020-06-28 15:27:28

不规范化的二级域名网址

威海seo问答威海seo问答
3177

www.baidu.com

Public @ 2023-02-26 12:27:04

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基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.024702s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.017666s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 10042 LIMIT 1 [ RunTime:0.016648s ]
[ 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:0.016956s ]
[ 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:0.017332s ]
[ 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:0.018107s ]
[ 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` = 10042 LIMIT 1 [ RunTime:0.016748s ]
[ 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=10042 [ RunTime:0.018369s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海seo问答' AND `status` <> -1 LIMIT 1 [ RunTime:0.023444s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海seo问答' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.039626s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海seo问答' AND `status` <> -1 LIMIT 1 [ RunTime:0.023399s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海seo问答' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.039386s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

0.492417s

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