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404页面是什么？

404页面是指在网站上访问某个不存在的页面时，服务器返回的错误页面。一般来说，404页面会告诉用户当前访问的页面不存在，并提供一些相关链接或搜索框，帮助用户继续浏览网站。

Public @ 2023-06-06 01:50:05

站点地图分类

1、sitemap（sitemap.xml，sitemap.txt）这一类站点地图包含了该网站的所有连接，一般提交给爬虫去爬。让搜索引擎去收录网站内容。2、站点导航，主要是面向访问网站的用户。将网站连接分类，整理后展现在用户面前。

Public @ 2013-10-14 16:11:50

Windows IIS下论坛静态化分析

这两天研究Discuz 4.1，并成功地将原来一个Discuz 2.5的论坛升级到了最新版本，个人感觉这个论坛实在不错。我的Discuz 4.1是在Apache＋Php＋Mysql下运行的，并开启了Url Rewrite，之后我发现整个论坛的大部分页面都可以使用html的静态地址方式来访问，感觉真不错，Apache实在太强大了，难怪现在用Apache的站点那么多。IIS下能否也实现这种静态化功能呢

Public @ 2014-12-25 16:11:10

网站404页面优化

今天和大家分享“404页面是什么？优化404页提示我们想了解网站死链接，空页面面排名的影响很大，因为直接影响到网站的综合分数，会降低网站的排名，让百度认为你的网站不能为用户提供稳定的内容，当然我们可以用404页来优化死链接和空页面，1，什么是404页面？当用户访问服务器资源的时候，资源丢失，便会返回一个404状态码，这种404状态码就称为404页面，或是在用户输入错误的页面链接时，访问的资源肯定是

Public @ 2022-11-29 16:09:56

404页面

威海seo术语威海404页面
1699

HTTP404或NotFound过错信息是HTTP的其间一种“规范回应信息”（HTTP状况码），此信息代表客户端在阅览网页时，效劳器无法正常供给信息，或是效劳器无法回应且不知原因（详细可检查马海祥博客《404NotFound过错页面的解决办法和注意事项》的相关介绍）。

Public @ 2011-09-10 15:51:54

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基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.024592s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.017704s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 8500 LIMIT 1 [ RunTime:0.016622s ]
[ 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:0.016926s ]
[ 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:0.017071s ]
[ 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:0.017461s ]
[ 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` = 8500 LIMIT 1 [ RunTime:0.016534s ]
[ 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=8500 [ RunTime:0.017666s ]
[ 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:0.023687s ]
[ 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:0.038714s ]
[ 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404页面' AND `status` <> -1 LIMIT 1 [ RunTime:0.024265s ]
[ 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404页面' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.034101s ]
[ 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', ) ]

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