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什么是死链接？

死链接是指指向不存在或已经被删除的页面或资源的超链接。在网页中，通常用超链接将不同页面或资源相互连接起来，但如果这些链接指向的页面或资源已经不存在，点击这些链接后将无法访问到相关的信息，这就是死链接。死链接不仅会影响用户体验，还会降低网站的搜索引擎排名。

Public @ 2023-04-27 16:50:10

这么多死链类型，那我设置何种死链形态是最好的呢？

答：请站长注意，如果站点需要设置死链，请优先设置死链为协议死链404的状态！我们不建议用户将页面设置为http状态为200的内容死链，也不建议站长设置死链为跳转到首页的跳转死链形式！

Public @ 2021-02-22 15:36:59

Sitemap协议类型及包含范围

Sitemap协议类型有： 1. XML Sitemap：用于向搜索引擎提交网站的网页地址，让搜索引擎更好地抓取网站内容。 2. News Sitemap：用于将新闻文章的标题和链接提交给搜索引擎，以便它们可以快速索引新闻。 3. Image Sitemap：用于提交图片的URL和相关信息，帮助搜索引擎更好地索引和展示图片搜索结果。 4. Video Sitemap：用于提交视频的URL和

Public @ 2023-06-16 05:00:31

死链工具

威海seo技术提升威海死链
2418

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

智能小程序如何处理死链？

威海seo技术提升威海死链
2672

智能小程序如何处理死链？智能小程序的死链可以通过智能小程序开发者平台的资源删除工具进行删除，一天可以删除1000条死链。来源：百度搜索资源平台百度搜索学堂

Public @ 2018-07-08 15:36:48

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基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.026384s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.018600s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 7842 LIMIT 1 [ RunTime:0.017662s ]
[ 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:0.018194s ]
[ 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:0.018074s ]
[ 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:0.018580s ]
[ 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` = 7842 LIMIT 1 [ RunTime:0.017571s ]
[ 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=7842 [ RunTime:0.018324s ]
[ 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:0.024289s ]
[ 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` = '威海网站结构优化' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.041808s ]
[ 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` = '威海死链' AND `status` <> -1 LIMIT 1 [ RunTime:0.027941s ]
[ 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` = '威海死链' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.035223s ]
[ 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', ) ]

0.605516s

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