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什么是HTML5？使用HTML5建站的优势

威海网站建设威海HTML5
1393

HTML5是最新的HTML标准，它是一种用于构建和呈现网页的技术，包含了更多的新特性和语法。使用HTML5建站的优势包括： 1. 更好的语义化：HTML5引入了一些新的语义标签，如

、

、

和

什么是A记录？

威海网站建设威海域名
1940

A记录是一种DNS记录类型，用于将域名解析到对应的IPv4地址。例如，将域名example.com解析到IP地址192.0.2.1，需要在DNS服务器上添加一条A记录。A记录通常用于将域名解析到Web服务器、邮件服务器或其他网络设备上。

Public @ 2023-04-15 02:50:09

带宽下载速度之间单位换算

1Mbps=125KB/s

Public @ 2023-03-03 01:00:03

什么是HTML5？使用HTML5建站的优势

威海网站建设威海HTML5
1394

HTML5是最新的HTML标准，它是一种用于构建和呈现网页的技术，包含了更多的新特性和语法。使用HTML5建站的优势包括： 1. 更好的语义化：HTML5引入了一些新的语义标签，如、、和等，可以更好地描述网页内容，方便搜索引擎抓取和理解。 2. 多媒体支持：HTML5提供了丰富的多媒体支持，包括音频、视频和图像等，通过使用和标签，可以在网页上直接播放视频和音频，不需要使用第三方插件，如Flas

Public @ 2023-05-29 14:50:27

使用HTML5的十大原因

威海网站建设威海HTML5
1720

1. 全新的标签和元素：HTML5增加了很多新的标签和元素，如video，audio和canvas等，这些标签和元素可以让开发者更方便地实现更丰富多彩的网页。 2. 支持移动设备：HTML5增加了移动设备优化功能，为移动设备提供更好的支持。 3. 语义化：HTML5的新标签和元素的出现使得网页更加语义化，更容易让搜索引擎理解网页内容。 4. 更好的表单控件：HTML5新增了一些表单控件，如日

Public @ 2023-04-03 17:50:26

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基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.026384s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.018982s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 8145 LIMIT 1 [ RunTime:0.017993s ]
[ 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:0.018130s ]
[ 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:0.018249s ]
[ 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:0.019081s ]
[ 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` = 8145 LIMIT 1 [ RunTime:0.017649s ]
[ 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=8145 [ RunTime:0.020348s ]
[ 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:0.024431s ]
[ 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:0.044850s ]
[ 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HTML5' AND `status` <> -1 LIMIT 1 [ RunTime:0.024350s ]
[ 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HTML5' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.035983s ]
[ 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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