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网站的反向链接过多会有什么影响？

①会降低网站的权重，影响网站在搜索引擎中的排名。 ②过多的反向链接会使网站受到外部网站的影响，出现各种恶意链接，影响网站的安全性和正常访问。 ③在短期内可能会获得更多的流量，但是长期来看会对网站整体经营造成不利影响。

Public @ 2023-03-01 02:48:13

独立站SEO

威海seo问答威海seo问答
1943

Xiaoran Li 提问于 1年之前ZAC您好，我是一家外贸公司，正在考虑做谷歌推广。开始的时候，想选择世面上的那种模板站加SEO的打包服务比如外贸某车。但是后来觉得他们的网站建设水平很一般，不是很满意，所以想找人独立建站然后找公司进行SEO优化。可是，我朋友说，这样SEO的时候需要重新阅读编码了解网站构架，会很麻烦，最好独立站和SEO找一个人做。所以我想听听您的专业意见。感谢您。Xiaora

Public @ 2015-05-08 15:54:15

页面编码问题

精选网址提问于 3年之前有的说utf-8编码最被搜索引擎喜爱，我将站的所有<meta charset=”gb2312″>都改成了<meta charset=”utf-8″>，但有的页面成了乱码，只好又改回去，请问是否将<meta charset=”gb2312″>改成<meta charset=”utf-8″>后，还需要修改网页中其他地方的代码？

Public @ 2022-05-16 15:52:38

SEO外链现在还有用吗？

作为AI语言模型，我不清楚当前的特定SEO策略的有效性，但是，搜索引擎优化（SEO）专家们普遍认为，外部链接（也称为Backlinks）仍然是增加网站搜索引擎可信度的重要因素。Backlinks指向您网站的页面和文章越多，搜索引擎可能认为您网站的内容越有价值和重要，从而提高您网站的搜索排名。但是，有些外链可疑或质量低下，有可能会对您的SEO产生负面影响。因此，SEO专家们建议要避免过度使用外链，以

Public @ 2023-04-21 23:00:17

外链的大量消失或大量的产生，对网站SEO的影响

当于一个SEO项目而言，适当建立外链，是每天的必须课，它就像是一个网站的能量棒，如果你长期缺少外链，而又没有得到有效的搜索点击，那么，你的网站排名，几乎是不可能长期稳定。但有的时候，在工作中，我们经常遇到各种情况，造成外链大量丢失，这让SEO人员非常苦恼与担心。那么，外链大量丢失，对SEO排名是否有影响？根据以往外链发布的经验，将通过如下几种情况，进一步说明：1、外链评级当我们在衡量外部链接大量丢

Public @ 2011-04-12 16:21:27

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基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.022283s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.016085s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 6096 LIMIT 1 [ RunTime:0.015196s ]
[ 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:0.015314s ]
[ 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:0.015918s ]
[ 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:0.015867s ]
[ 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` = 6096 LIMIT 1 [ RunTime:0.014969s ]
[ 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=6096 [ RunTime:0.016101s ]
[ 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:0.022150s ]
[ 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seo问答' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.044051s ]
[ 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` = '威海外部链接建设' AND `status` <> -1 LIMIT 1 [ RunTime:0.026262s ]
[ 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` = '威海外部链接建设' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.039338s ]
[ 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', ) ]

0.438865s

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