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alexa排名

威海seo术语威海alexa排名
3611

Alexa是一家专门发布网站世界排名的网站。以查找引擎发家的Alexa创建于1996年4月(美国)，意图是让互联网网友在共享虚拟世界资源的一起，更多地参加互联网资源的安排。Alexa每天在网上收集超越1,000GB的信息，不只给出多达几十亿的网址链接，而且为其间的每一个网站进行了排名。可以说，Alexa是当前具有URL数量最庞大，排名信息发布最翔实的网站。

Public @ 2010-02-24 15:51:38

匍匐（crawler）

威海seo术语威海匍匐
3101

蜘蛛程序（spider）是查找引擎的一部分，担任在互联网上定位和索引每个网页，这样就可以呼应查找者的查找要求，成功的查找引擎营销依赖于爬在一个网站上找到简直全部的网页。

Public @ 2016-12-19 15:26:23

排名要素（rankingchecker）

威海seo术语威海排名要素
2123

排名要素是指影响网页在搜索引擎结果页面（SERP）中的排名的各种因素。这些因素可以分为两类：内部因素和外部因素。内部因素包括网页内容、网站结构、关键词密度、标题标签、描述标签和URL结构等。外部因素包括网站的链接情况、链接的来源和质量、社交媒体表现、用户体验等。使用排名要素分析工具（ranking checker tool）可以帮助网站管理员了解其网站在搜索引擎结果页面中的排名情况，并

Public @ 2023-04-29 21:50:08

Alexa排名的困惑

威海seo专题威海alexa排名
1984

大概因为最近做了这个中文博客，这几个月收到比较多的中文垃圾邮件。其中经常让我困惑的是推销所谓Alexa排名服务。去Google搜索了一下，提供这种服务的还真不少，有的号称能把网站做进Alexa排名前一百名，有的说前一万名，再靠后的还不做了。Alexa排名是根据装了Alexa工具条的电脑访问某网站的次数所得出来的网站流量排名。这些Alexa排名服务所提供的基本上都是通过作弊手段使你网站Alexa排名

Public @ 2011-07-07 16:14:07

alexa排名

威海seo术语威海alexa排名
3613

Alexa是一家专门发布网站世界排名的网站。以查找引擎发家的Alexa创建于1996年4月(美国)，意图是让互联网网友在共享虚拟世界资源的一起，更多地参加互联网资源的安排。Alexa每天在网上收集超越1,000GB的信息，不只给出多达几十亿的网址链接，而且为其间的每一个网站进行了排名。可以说，Alexa是当前具有URL数量最庞大，排名信息发布最翔实的网站。

Public @ 2010-02-24 15:51:38

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[ DB ] CONNECT:[ UseTime:0.025053s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.017978s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 2678 LIMIT 1 [ RunTime:0.017105s ]
[ 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:0.017338s ]
[ 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:0.017531s ]
[ 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:0.018184s ]
[ 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` = 2678 LIMIT 1 [ RunTime:0.017130s ]
[ 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=2678 [ RunTime:0.018577s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海seo术语' AND `status` <> -1 LIMIT 1 [ RunTime:0.024038s ]
[ 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seo术语' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.032997s ]
[ 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alexa排名' AND `status` <> -1 LIMIT 1 [ RunTime:0.024438s ]
[ 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alexa排名' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.032823s ]
[ 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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