带宽下载速度之间单位换算_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

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带宽下载速度之间单位换算

： 1Mbps = 125KB/s。

Public @ 2023-02-28 00:00:04

域名到期了，如何续费？

威海网站建设威海域名
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域名到期了，如何续费？域名到期了，怎么续费？答：域名到期前，西部数码网站会向会员填写的通知邮箱发出系统通知，提醒您域名等业务进行及时续费，会员可以登录网站进行自助续费，如果是邮件通知，请注意辨识西部数码官方网站west263.com、west263.cn、west.cn。域名续费操作详解：1、登录西部数码域名管理面板：【管理中心】-【域名管理】中，找到要续费的域名，点击“续费”单个域名。或登录【管

Public @ 2019-10-11 16:00:08

新注册域名删除规则及收费标准

在西部数码新注册的部分域名，注册后72小时内可删除并退款（超时均无退款），同一个域名只能删除一次。且注册局限制每月删除量与注册量的比值不能超过规定数值，超出部分无法删除，故不支持大批量删除。为避免给您造成不必要的损失，注册时请谨慎操作！被墙或工信部黑名单域名在注册72小时内可特殊删除退款，但不支持超宽限期申请退款。不支持删除或删除退款的域名大致有：.hk/.cm/.gg/.cx/.gs/.tm/.

Public @ 2020-10-30 15:45:29

页面秒打开，留住用户快人一步

百度搜索对用户行为的研究表明，用户对于页面的打开速度要求越来越高，首屏的加载时间过长会加速用户的流失。通过调研，小编发现部分站点和智能小程序页面加载速度慢的主要原因分别是页面关键子资源耗时严重和图片体积过大。为了方便开发者进行优化，小编特地邀请技术同学总结了优化方法给大家参考。【站点页面关键子资源耗时严重的优化方案】01清除不必要的资源及阻塞渲染的JS/CSS页面中往往会包含一些冗余资源，影响性能

Public @ 2015-09-17 15:37:03

网页打开慢时，如何查看网页加载的大小和时间？

有时候，网页打开速度慢，我们想查看网页加载的资源大小，如何查看呢？使用工具：Google浏览器Chrome查看流程：1、在Chrome浏览器下，打开网页，右键点击网页，选择“检查”。(直接按ctrl+shift+I 也可以）。2、出来的界面上，点击“Network”，如下图：image.3、按 Ctrl+R，出来如下图：image.在以上图片中，可以看到每个资源的大小和加载时间。来源：搜外网

Public @ 2010-06-23 15:37:12

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基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.020402s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.014646s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 6045 LIMIT 1 [ RunTime:0.013553s ]
[ 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:0.013829s ]
[ 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:0.014432s ]
[ 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:0.014684s ]
[ 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` = 6045 LIMIT 1 [ RunTime:0.013368s ]
[ 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=6045 [ RunTime:0.016627s ]
[ 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:0.020475s ]
[ 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:0.041841s ]
[ 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` = '威海网站访问速度' AND `status` <> -1 LIMIT 1 [ RunTime:0.020847s ]
[ 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` = '威海网站访问速度' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.035338s ]
[ 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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