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叨叨死链这回事儿

叨叨死链是指在互联网上的一种现象，即某个链接已经失效，无法正常访问或跳转到目标网页或资源。叨叨死链可能是由于目标网页删除、网页重构导致链接改变或输入错误等原因造成的。叨叨死链在互联网上比较常见，特别是在一些较老的或不经常维护的网站上。这些死链会给用户带来不便，尤其当用户点击一个链接时，期望能够直接访问相关内容，却发现链接已经失效，无法打开目标页面。对于网站所有者来说，及时修复死链是保持网站良好用户体验的重要举措。网站所有者可以通过网站分析工具等手段，及时检测到死链，并进行修复或更新链接。同时，定期对网站进行维护和更新，确保链接的有效性，有助于提升网站的可用性和用户满意度。

Public @ 2023-07-21 00:50:23

nofollow常见问题解答

“nofollow” 标签是Google、Yahoo和微软公司前几年一起提出的一个标签，链接加上这个标签后就不会被计算权值，搜索引擎支持nofollow属性，在很大程度上抑制博客或论坛的垃圾留言。对站长来说是一件大好事。下面卢松松就整理了一些nofollow的常见问题。nofollow常见问题解答 SEO优化网站优化 SEO推广第1张这个标签通常是用在博客的评论或论坛帖子中，因为这些地方是最多

Public @ 2011-05-03 16:08:48

设置搜索robots协议的后果

设置搜索robots协议的后果针对短视频类内容，视频搜索将不再索引、展现网站的视频资源，历史已索引部分会从搜索中屏蔽。若设置部分目录不希望被收录，该目录下内容将从搜索中屏蔽，其余内容在搜索中则以正常结果展示。来源：百度搜索资源平台

Public @ 2021-05-12 16:09:00

死链工具

威海seo技术提升威海死链
1852

太多了，比如DeadLinkChecker、Xenu 的链结可视化工具、Dr. Link Check（商业工具）等等。

Public @ 2023-02-24 20:00:06

什么是死链

威海seo技术提升威海死链
1437

死链是指在网站中链接到的页面或资源已经不存在，链接成为了无效的链接。通常在网页访问时会提示404错误页面。死链会对用户的使用体验产生负面影响，对网站的搜索引擎优化也有不利的影响。

Public @ 2023-05-28 06:00:06

更多您感兴趣的搜索

基本文件流程错误 SQL 调试

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/www/wwwroot/briline.net/app/common/behavior/InitHook.php ( 1.25 KB )
/www/wwwroot/briline.net/app/common/model/Hook.php ( 0.77 KB )
/www/wwwroot/briline.net/thinkphp/library/think/Lang.php ( 6.95 KB )
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[ DB ] CONNECT:[ UseTime:0.027188s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.020335s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 9691 LIMIT 1 [ RunTime:0.018356s ]
[ 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:0.018694s ]
[ 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:0.018794s ]
[ 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:0.019461s ]
[ 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` = 9691 LIMIT 1 [ RunTime:0.018573s ]
[ 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=9691 [ RunTime:0.020865s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站结构优化' AND `status` <> -1 LIMIT 1 [ RunTime:0.025365s ]
[ 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` = '威海网站结构优化' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.039205s ]
[ 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` = '威海死链' AND `status` <> -1 LIMIT 1 [ RunTime:0.033984s ]
[ 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` = '威海死链' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.034204s ]
[ 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', ) ]

0.497544s

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