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什么是死链

我们在打开网址时，有时会出现“访问的页面不存在”的提示，这是死链的一种最直白的表现方式：通过某个链接进来后发现打不开或者是404页面，那么这个链接就叫做死链。

Public @ 2023-01-12 15:56:21

如何设置canonical标签

首先需要明确一下什么是 canonical 标签。canonical 标签是告诉搜索引擎该页面的主 URL，防止搜索引擎将同一页面的不同 URL 误认为是不同的内容，从而造成重复内容的问题。以下是设置canonical标签的步骤： 1. 在网页head标签中添加canonical标签。例如： 2. 在 href 属性中填写该页面的主 URL。该 URL 应为该页面的标准或规范 URL，而不应是

Public @ 2023-06-09 13:00:10

相关词是布局核心，1个例子讲清Title！

Title指的是网页上的标题，是搜索引擎理解和索引网页内容的重要标识之一。在网页布局中，Title通常位于标签内，放在最前面，紧随标签后。Title应该简单明了地描述网页所包含的主题内容，不应过长或过短，一般不得超过60个字符，同时要包含关键词，方便搜索引擎优化。例如，一篇关于打游戏的文章，其Title可以是“如何打好XX游戏？攻略详解-XX游戏专业站”。通过这样的Title描述，搜索引擎可以更快

Public @ 2023-04-06 06:00:11

常见的死链返回码

威海seo技术提升威海死链
2204

404 Not Found，表示服务器没有找到任何匹配请求URL的东西，没有说明这种情况是暂时的还是永久的。410 Gone，表示请求的内容在服务器上不再可用，且没有已知的转发地址。410通常表示资源永久性的失效。正常页面返回码：200 OK，表示请求成功。如果相关内容已删除或移动，不建议返回成功状态码（200 OK）而是返回404、410状态码。204 No Content，表示这个请求没有要发

Public @ 2016-11-27 15:36:54

死链工具

威海seo技术提升威海死链
2128

死链是指链接到的网页不存在或已被删除，因此无法正常访问。死链工具是指用于检测和修复网站中存在的死链接问题的软件或在线服务。以下是几种常用的死链工具： 1. Xenu's Link Sleuth：免费的桌面应用程序，可快速扫描网站中的死链接问题，并提供详细的报告。 2. Broken Link Checker：WordPress插件，用于扫描网站中所有页面和帖子的死链接，并提供实时通知和修复选项

Public @ 2023-04-25 21:50:18

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 )
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/www/wwwroot/briline.net/thinkphp/library/think/Lang.php ( 6.95 KB )
/www/wwwroot/briline.net/thinkphp/lang/zh-cn.php ( 3.85 KB )
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/www/wwwroot/briline.net/thinkphp/library/think/Response.php ( 8.64 KB )
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[ DB ] CONNECT:[ UseTime:0.024685s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.017631s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 3189 LIMIT 1 [ RunTime:0.016781s ]
[ 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:0.017190s ]
[ 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:0.017588s ]
[ 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:0.017391s ]
[ 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` = 3189 LIMIT 1 [ RunTime:0.016611s ]
[ 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=3189 [ RunTime:0.019624s ]
[ 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:0.023782s ]
[ 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` = '威海网站页面优化' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.034235s ]
[ 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:0.023667s ]
[ 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:0.033120s ]
[ 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', ) ]

0.442641s

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