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什么是错误链接？

根本不存在的链接，就是错误链接。

错误链接与死链接的区别：

错误链接是由于用户的疏忽，请求的链接不存在。

死链接是原来访问正常，后来因为网站的变故而不能访问。

发生错误链接的情况：

用户对域名拼写错误。

URL地址书写错误。

URL后缀多余了或缺少了斜杆。

URL地址中出现的字母大小写不完全匹配。

来源：搜外网

Public @ 2018-05-24 16:21:34

URL设计

URL在搜索结果列表中是显示内容之一。设计网站结构时需要对目录及文件命名系统做好事先规划。总的原则是首先从用户体验出发，URL应该清晰友好、方便记忆，然后才考虑URL对排名的影响。具体考虑以下几方面。1、URL越短越好对搜索引擎来说，只要URL不超过1000个字母，收录起来都没问题。不过真的使用几百个字母的URL，用户看起来就费事了。曾经有人做过搜索结果点击实验，一个比较短的URL出现在一个比较长

Public @ 2015-11-06 16:12:00

原来404页面可以这样做

404页面是网站必备的一个页面，它承载着用户体验与SEO优化的重任。404页面通常为用户访问了网站上不存在或已删除的页面，服务器返回的404错误。如果站长没有设置404页面，会出现死链接，蜘蛛爬行这类网址时，不利于搜索引擎收录。原来404页面可以这样做网站设计用户体验建站教程第1张设置404页面的两大好处1：引导用户不要关闭网站，增强用户体验。2：防止网站出现死链接。设计404页面的你可以

Public @ 2015-09-19 16:09:56

什么是错误链接？

根本不存在的链接，就是错误链接。错误链接与死链接的区别：错误链接是由于用户的疏忽，请求的链接不存在。死链接是原来访问正常，后来因为网站的变故而不能访问。发生错误链接的情况：用户对域名拼写错误。URL地址书写错误。URL后缀多余了或缺少了斜杆。URL地址中出现的字母大小写不完全匹配。来源：搜外网

Public @ 2018-05-24 16:21:34

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基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.022754s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_config` [ RunTime:0.016243s ]
[ SQL ] SELECT * FROM `ob_config` [ RunTime:0.015361s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_config', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 25, 'extra' => NULL, ) ]
[ SQL ] SHOW COLUMNS FROM `ob_hook` [ RunTime:0.016480s ]
[ SQL ] SELECT `id`,`name`,`addon_list` FROM `ob_hook` [ RunTime:0.015244s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_hook', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 3, 'extra' => NULL, ) ]
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.016295s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 5300 LIMIT 1 [ RunTime:0.015362s ]
[ 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:0.015642s ]
[ 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:0.015905s ]
[ 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:0.016077s ]
[ 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` = 5300 LIMIT 1 [ RunTime:0.015314s ]
[ 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=5300 [ RunTime:0.018880s ]
[ 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:0.022661s ]
[ 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:0.035471s ]
[ 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` = '威海错误链接' AND `status` <> -1 LIMIT 1 [ RunTime:0.022295s ]
[ 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` = '威海错误链接' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.034921s ]
[ 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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