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什么是ping服务？

威海了解搜索引擎威海ping
1679

ping是基于XML_RPC标准协议的更新通告服务，用于博客把内容更新快速通知给百度，以便百度及时进行抓取和更新。

Public @ 2012-06-17 16:22:50

什么是百度快照？

每条搜索结果下都有“百度快照”字样，点击后的页面即为百度快照，页面地址栏中的链接即为百度快照地址。

Public @ 2015-07-13 15:34:32

不能正常访问360搜索

如果您不能正常访问360搜索，您可以尝试以下方法：确认您的网络是否存在问题，您可以访问一下其他网站看看是否也有类似的问题。清除浏览器的缓存，并将cookie删除。确认您的dns缓存是否存在异常。确认您的hosts文件，确认是否针对360搜索的域名做了跳转。

Public @ 2016-10-08 16:22:48

快云VPS/服务器系统开启PING 方法

威海服务器/VPS 威海Ping
1809

要开启PING，你可以按照以下步骤进行操作： 1. 登录到快云VPS/服务器，使用root账户或具有管理员权限的账户。 2. 打开终端或命令提示符，输入以下命令查看当前的PING设置： ```shell sysctl net.ipv4.icmp_echo_ignore_all ``` 3. 如果命令输出为`net.ipv4.icmp_echo_ignore_all = 1`

Public @ 2023-07-27 12:00:22

怎样使用Ping命令来测试网络连通性

威海seo专题威海Ping
1256

要使用ping测试网络连通性，请使用以下步骤： 1. 打开命令提示符。在Windows中，打开“开始”菜单，输入“cmd”并按Enter键。 2. 输入ping命令。输入ping命令后，输入要ping的IP地址或URL。例如，要ping谷歌的IP地址，输入ping 8.8.8.8。如果你使用的是URL，请输入ping，然后输入域名。例如，要ping谷歌的域名，请输入ping google.

Public @ 2023-06-18 23:00:18

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基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.021360s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.015399s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 5426 LIMIT 1 [ RunTime:0.014621s ]
[ 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:0.014843s ]
[ 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:0.014963s ]
[ 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:0.015029s ]
[ 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` = 5426 LIMIT 1 [ RunTime:0.014588s ]
[ 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+2 where id=5426 [ RunTime:0.015296s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海了解搜索引擎' AND `status` <> -1 LIMIT 1 [ RunTime:0.022776s ]
[ 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` = '威海了解搜索引擎' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.032237s ]
[ 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ping' AND `status` <> -1 LIMIT 1 [ RunTime:0.021632s ]
[ 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ping' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.031192s ]
[ 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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