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蜘蛛程序（spider）

威海Spider 威海Spider
2649

蜘蛛也称为机器人，指的是查找引擎运行的核算机程序，沿着页面上的超链接发现和匍匐更多页面，抓取页面内容，关入查找引擎数据库。

　　蜘蛛程序就是匍匐程序，是查找引擎的一部分，担任在互联网上定位和收这样可以呼应查找者的恳求，成功的查找引擎营销取决于爬的网页。

Public @ 2019-05-11 16:22:38

如何用程序识别Baiduspider ua

威海Spider 威海Baiduspider
2577

Baiduspider是一个蜘蛛爬虫的用户代理（User-Agent），可以通过检查HTTP请求的User-Agent中是否包含字符串“Baiduspider”来识别它。以下是Python代码示例： ```python import re def is_baiduspider(user_agent): if re.search('Baiduspider', user_agent):

Public @ 2023-05-29 11:00:15

什么是Baiduspider

威海Spider 威海Baiduspider
2172

Baiduspider是百度搜索引擎的一个自动程序，它的作用是访问互联网上的网页，建立索引数据库，使用户能在百度搜索引擎中搜索到您网站上的网页。

Public @ 2013-09-01 15:56:51

apache、iis6、ii7独立ip主机屏蔽拦截蜘蛛抓取（适用vps云主机服务器）

威海Spider 威海Spider
2902

针对apache、iis6、iis7独立ip主机屏蔽拦截蜘蛛抓取的方法如下： 1. 在网站根目录下新建一个robots.txt文件，添加以下代码： User-agent: * Disallow: / 这样可以禁止所有蜘蛛抓取你的网站。 2. 在服务器端安装mod_security模块并配置，可以使用以下命令： sudo apt-get install libapache-mod-secu

Public @ 2023-03-30 01:00:40

网络爬虫（Spider）

威海Spider 威海Spider
2670

网络爬虫（又被称为网页蜘蛛，网络机器人，查找引擎蜘蛛，在FOAF社区中心，更常常的称为网页追逐者），是一种依照必定的规矩，主动的抓取万维网信息的程序或许脚本，别的一些不常运用的姓名还有蚂蚁，主动索引，模拟程序或许蠕虫

Public @ 2017-12-30 16:22:38

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[ DB ] CONNECT:[ UseTime:0.025562s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.014251s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 5401 LIMIT 1 [ RunTime:0.013379s ]
[ 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:0.013558s ]
[ 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:0.013722s ]
[ 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:0.013796s ]
[ 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` = 5401 LIMIT 1 [ RunTime:0.013222s ]
[ 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=5401 [ RunTime:0.014023s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海Spider' AND `status` <> -1 LIMIT 1 [ RunTime:0.020012s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海Spider' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.036775s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海Spider' AND `status` <> -1 LIMIT 1 [ RunTime:0.019950s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海Spider' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.034319s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

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