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什么是域名DNS？

威海网站建设威海dns,域名
2254

域名管理系统 DNS（Domain Name System）是域名解析服务器的意思.它在互联网的作用是：把域名转换成为网络可以识别的 IP 地址。

Public @ 2022-04-02 15:45:40

虚拟主机网站安全迁移技巧

选择物美价廉的虚拟主机是一门学问，在不同的虚拟主机上选择最佳的主机也是一项痛苦的过程，由于不同网站租用的虚拟主机或者服务器性能各不相同，因此会遇到将某个网站从一个主机上迁移到另外一个主机上，下面是一些虚拟主机的安全迁移技巧，主要用于避免网站因为迁移而造成不必要的损失。1、迁移新主机的检测通常情况下，应该先测试新主机的IP地址是否是安全的，检测其是否被列入SPAM名单，是否被搜索引擎屏蔽，上面是否有

Public @ 2014-05-15 15:46:21

决定网站访问速度的几个因素以及优化方向

影响网站访问速度的因素有： 1. 服务器性能：服务器性能越好，网站响应速度就越快。 2. 网络带宽：带宽越大，网站传输速度越快，访问速度也就越快。 3. 网站优化：包括代码优化、图片优化、文本优化等，能够减少访问时间和页面大小，从而提升网站访问速度。 4. 网络拥堵：例如繁忙的路口上，交通堵塞会影响车辆的通过速度，网络拥堵也会影响网站的访问速度。优化方向： 1. 选择好的服务器和托管服务商

Public @ 2023-04-18 22:00:29

什么是域名DNS？

威海网站建设威海dns,域名
2256

域名管理系统 DNS（Domain Name System）是域名解析服务器的意思.它在互联网的作用是：把域名转换成为网络可以识别的 IP 地址。

Public @ 2022-04-02 15:45:40

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[ DB ] CONNECT:[ UseTime:0.025553s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_config` [ RunTime:0.018235s ]
[ SQL ] SELECT * FROM `ob_config` [ RunTime:0.017293s ]
[ 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:0.018312s ]
[ SQL ] SELECT `id`,`name`,`addon_list` FROM `ob_hook` [ RunTime:0.017112s ]
[ 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:0.018287s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 2177 LIMIT 1 [ RunTime:0.017241s ]
[ 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:0.017489s ]
[ 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:0.017846s ]
[ 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:0.018347s ]
[ 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` = 2177 LIMIT 1 [ RunTime:0.017150s ]
[ 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=2177 [ RunTime:0.019920s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站建设' AND `status` <> -1 LIMIT 1 [ RunTime:0.023924s ]
[ 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` = '威海网站建设' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.041802s ]
[ 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dns,域名' AND `status` <> -1 LIMIT 1 [ RunTime:0.024109s ]
[ 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dns,域名' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.033228s ]
[ 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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