什么是死链_威海佰年网络技术有限公司_网站建设_软件开发_私有云_商标注册_公众号_小程序_APP_物联网_ChatGPT

Categories

Tags

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

TDK等标签

TDK，<h1>,<strong>等标签在SEO中的重要性不言而喻，这边小编再次对着些标签的使用方法和重要性展开探讨，带大家了解这些标签在SEO中的作用。1.TDK标签是什么？a：TDK标签包括标题标签（title），网站的描述标签（description），关键词标签（keywords）等。b：在优化网站的时候，每个网页都要布局TDK标签，如主页，列表，栏目页，文章内容等

Public @ 2022-07-03 16:08:43

Alt标签和Title标签的区别在和使用讲解

Alt标签：主要是对图片起注释作用的，因为目前搜索引擎的蜘蛛程序对图片的判断能力还不够，所以这里给图片加上Alt，可以起到给图片命名的作用，让搜索引擎更清楚某一幅图片的意思。对于用户来讲，如果某一幅图片的URL出错或由于网络的原因打不开，如果该图片有Alt标签，那么，图片出错的位置则会显示该图片的Alt注释内容，这样多用户体验也起到了一定的作用。Alt标签,Title标签Title标签：主要是对链

Public @ 2021-05-09 15:16:43

什么是死链

死链指的是网页上的一个超链接或者图片链接，点击后无法打开或者显示出错的链接。通常是由于链接的网页或者图片已被删除、更改了网址或者因为链接错误等原因导致的。死链的存在会影响用户访问体验，同时对搜索引擎优化也会产生一定影响。

Public @ 2023-06-08 16:00:06

常见的死链返回码

威海seo技术提升威海死链
2196

1. 404 Not Found 2. 410 Gone 3. 403 Forbidden 4. 500 Internal Server Error 5. 502 Bad Gateway 6. 503 Service Unavailable 7. 504 Gateway Timeout 8. 408 Request Timeout.

Public @ 2023-06-11 08:00:05

更多您感兴趣的搜索

基本文件流程错误 SQL 调试

/www/wwwroot/bninc.cn/public/index.php ( 0.79 KB )
/www/wwwroot/bninc.cn/public/public.php ( 1.08 KB )
/www/wwwroot/bninc.cn/thinkphp/start.php ( 0.73 KB )
/www/wwwroot/bninc.cn/thinkphp/base.php ( 2.66 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Loader.php ( 19.47 KB )
/www/wwwroot/bninc.cn/vendor/composer/autoload_namespaces.php ( 0.21 KB )
/www/wwwroot/bninc.cn/vendor/composer/autoload_psr4.php ( 0.84 KB )
/www/wwwroot/bninc.cn/vendor/composer/autoload_classmap.php ( 0.14 KB )
/www/wwwroot/bninc.cn/vendor/composer/autoload_files.php ( 0.42 KB )
/www/wwwroot/bninc.cn/vendor/qiniu/php-sdk/src/Qiniu/functions.php ( 7.10 KB )
/www/wwwroot/bninc.cn/vendor/qiniu/php-sdk/src/Qiniu/Config.php ( 0.70 KB )
/www/wwwroot/bninc.cn/vendor/topthink/think-captcha/src/helper.php ( 1.59 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Route.php ( 59.82 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Config.php ( 6.03 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Validate.php ( 40.27 KB )
/www/wwwroot/bninc.cn/vendor/topthink/think-queue/src/config.php ( 0.77 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Console.php ( 21.22 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Error.php ( 3.59 KB )
/www/wwwroot/bninc.cn/thinkphp/convention.php ( 10.31 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/App.php ( 21.04 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Request.php ( 50.94 KB )
/www/wwwroot/bninc.cn/app/config.php ( 11.25 KB )
/www/wwwroot/bninc.cn/app/database.php ( 1.41 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Hook.php ( 4.76 KB )
/www/wwwroot/bninc.cn/app/tags.php ( 1.16 KB )
/www/wwwroot/bninc.cn/app/common/behavior/InitBase.php ( 8.17 KB )
/www/wwwroot/bninc.cn/app/common.php ( 23.29 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Env.php ( 1.25 KB )
/www/wwwroot/bninc.cn/thinkphp/helper.php ( 17.86 KB )
/www/wwwroot/bninc.cn/app/function.php ( 0.78 KB )
/www/wwwroot/bninc.cn/app/extend.php ( 13.29 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Debug.php ( 7.06 KB )
/www/wwwroot/bninc.cn/app/common/model/Config.php ( 0.78 KB )
/www/wwwroot/bninc.cn/app/common/model/ModelBase.php ( 12.18 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Model.php ( 66.83 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Db.php ( 6.54 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Log.php ( 5.84 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/db/connector/Mysql.php ( 3.94 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/db/Connection.php ( 29.97 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/db/Query.php ( 86.80 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/db/builder/Mysql.php ( 2.16 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/db/Builder.php ( 30.47 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Cache.php ( 6.17 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/cache/driver/File.php ( 7.46 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/cache/Driver.php ( 5.52 KB )
/www/wwwroot/bninc.cn/app/common/behavior/InitHook.php ( 1.25 KB )
/www/wwwroot/bninc.cn/app/common/model/Hook.php ( 0.77 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Lang.php ( 6.95 KB )
/www/wwwroot/bninc.cn/thinkphp/lang/zh-cn.php ( 3.85 KB )
/www/wwwroot/bninc.cn/app/route.php ( 0.91 KB )
/www/wwwroot/bninc.cn/app/index/config.php ( 0.96 KB )
/www/wwwroot/bninc.cn/app/index/common.php ( 0.68 KB )
/www/wwwroot/bninc.cn/app/index/controller/Wiki.php ( 2.44 KB )
/www/wwwroot/bninc.cn/app/index/controller/IndexBase.php ( 1.10 KB )
/www/wwwroot/bninc.cn/app/common/controller/ControllerBase.php ( 4.75 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Controller.php ( 6.20 KB )
/www/wwwroot/bninc.cn/thinkphp/library/traits/controller/Jump.php ( 4.97 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/View.php ( 6.86 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/view/driver/Think.php ( 5.61 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Template.php ( 46.46 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/template/driver/File.php ( 2.24 KB )
/www/wwwroot/bninc.cn/app/index/logic/Wiki.php ( 6.16 KB )
/www/wwwroot/bninc.cn/app/index/logic/IndexBase.php ( 0.79 KB )
/www/wwwroot/bninc.cn/app/common/logic/LogicBase.php ( 0.83 KB )
/www/wwwroot/bninc.cn/app/common/model/Article.php ( 0.78 KB )
/www/wwwroot/bninc.cn/app/common/model/ArticleTongji.php ( 0.79 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/paginator/driver/Bootstrap.php ( 5.90 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Paginator.php ( 9.45 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Collection.php ( 8.63 KB )
/www/wwwroot/bninc.cn/runtime/temp/fd12b1d7af823e9ae53201dacc6a6621.php ( 56.49 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/Response.php ( 8.64 KB )
/www/wwwroot/bninc.cn/thinkphp/library/think/debug/Html.php ( 4.27 KB )

[ DB ] CONNECT:[ UseTime:0.027875s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.019973s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 3189 LIMIT 1 [ RunTime:0.019010s ]
[ 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:0.019007s ]
[ 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:0.019286s ]
[ 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:0.019759s ]
[ 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:0.018797s ]
[ 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:0.022444s ]
[ 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:0.028503s ]
[ 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` = '威海网站页面优化' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.036882s ]
[ 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:0.026044s ]
[ 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:0.037372s ]
[ 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', ) ]

0.515343s

ShowPageTrace