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robot 禁止抓取图片

可以在Robot协议文件中添加"User-agent:*"以及"Disallow: /images/"，这样Robot就会禁止抓取图片。

Public @ 2023-02-24 10:24:06

搜索引擎自己应该是可以检测协议死链（404、403等）的，为什么还需要站长提交？

搜索引擎可以通过爬取网页来检测协议死链，但是这个过程是需要时间和资源的。站长提交可以加快搜索引擎检测协议死链的速度，同时也可以为搜索引擎提供更加准确的信息，因为站长提交的信息可能会包括更多的细节和背景信息，这对搜索引擎来说非常有帮助。此外，站长提交还可以让搜索引擎更加及时地了解到网站的变化，从而更加准确地更新索引。

Public @ 2023-04-29 22:00:07

sitemap都支持哪些格式?

支持XML格式和TXT文本格式。

Public @ 2018-09-08 16:11:57

常见的robots.txt文件用法实例

常见的robots.txt文件用法实例：1、禁止所有搜索引擎抓取网站的任何部分User-agent: *Disallow: /这是禁止所有目录和文件被所有搜索引擎收录。网站还没上线时，有的会先屏蔽所有蜘蛛抓取。2、允许所有的spider抓取（或者也可以建一个空的robots.txt文件）User-agent: *Allow: /这是允许所有搜索引擎抓取网站的任何部分，既然是允许所有文件被抓取，可以

Public @ 2010-05-21 16:09:23

robot.txt在SEO中的作用

鉴于网络安全与隐私的考虑，搜索引擎遵循robots.txt协议。通过根目录中创建的纯文本文件robots.txt，网站可以声明不想被robots访问的部分。每个网站都可以自主控制网站是否愿意被搜索引擎收录，或者指定搜索引擎只收录指定的内容。当一个搜索引擎的爬虫访问一个站点时，它会首先检查该站点根目录下是否存在robots.txt，如果该文件不存在，那么爬虫就沿着链接抓取，如果存在，爬虫就会按照该文

Public @ 2023-01-27 16:09:31

更多您感兴趣的搜索

基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.028035s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_config` [ RunTime:0.019775s ]
[ SQL ] SELECT * FROM `ob_config` [ RunTime:0.018805s ]
[ 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:0.019784s ]
[ SQL ] SELECT `id`,`name`,`addon_list` FROM `ob_hook` [ RunTime:0.018771s ]
[ 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:0.020135s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 5647 LIMIT 1 [ RunTime:0.019007s ]
[ 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:0.019391s ]
[ 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:0.019715s ]
[ 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:0.019769s ]
[ 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` = 5647 LIMIT 1 [ RunTime:0.018835s ]
[ 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=5647 [ RunTime:0.021164s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站结构优化' AND `status` <> -1 LIMIT 1 [ RunTime:0.026166s ]
[ 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` = '威海网站结构优化' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.040303s ]
[ 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Robots' AND `status` <> -1 LIMIT 1 [ RunTime:0.027565s ]
[ 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Robots' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.036519s ]
[ 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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