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网页快照(Cache)

威海seo术语威海网页快照
1223

查找引擎数据库中心记载的页面内容复制，查找引擎在成果中给出“网页快照”（或其他类似称号）链接后，用户点击后看到的就是查找引擎数据库中的页面内容，用户由于某种原因不能拜访原始网页时，可以检查网页快照里的内容作为参阅（依照人和依照查找引擎蜘蛛程序）以及他们所拜访的网页数量

Public @ 2017-02-06 15:34:32

超文本

威海seo术语威海超文本
1595

超文本是用超链接的办法，将各种不同空间的文字信息安排在一起的网状文本，超文本更是一种用户界面范式，用以显现文本及与文本之间相关的内容，现时超文本遍及以电子文档办法存在，其间的文字包含有可以链结到其他方位或许文档的连接，答应从当前阅览方位直接切换到超文本连接所指向的方位，超文本的格局有许多，现在最常运用的是超文本符号言语（规范通用符号言语下的一个使用）及富文本格局。

Public @ 2009-12-19 15:51:52

双向链接（tow-waylink）

双向链接是指两个网页之间互相链接的链接关系，即一个网页上的链接指向另一个网页，另一个网页也同时链接回原网页。从搜索引擎优化的角度来看，双向链接是一种有效的链接策略，它可以在两个网站之间建立联系，提高两个网站的互联度，促进彼此的流量增长。但是，双向链接也容易被搜索引擎认为是“过度优化”，所以在使用时需要注意策略和技巧。

Public @ 2023-03-31 14:00:15

关于百度快照问题的若干说明

1.百度快照是什么？百度快照是指百度搜索引擎对网页进行快照存档，即保存该页面的快照版本，方便用户在搜索结果中获取该网页的内容和外观，同时也能保证搜索结果的可靠性。如果网站排名第一页，往往能看到对应的快照。 2.为什么百度快照会失效？百度快照的失效原因可能有多种，最常见的原因是网页内容发生变化，导致该快照与实际网页内容不符；另外，一些操作不当的网站管理员也可能会导致百度快照失效。 3.快

Public @ 2023-06-25 11:50:21

【官方说法】详谈百度快照前世今生

百度快照是百度搜索引擎的一个重要功能，它可以将网页在被百度抓取时的状态保存下来，并在搜索结果页面中展示。用户可以通过查看快照来了解网页内容的更新情况和变化。在过去，百度快照经常被用于反映网站的收录和排名情况。但随着搜索引擎算法的不断升级，快照的重要性已经逐渐减弱，更多的是作为一种参考资料来被使用。同时，百度也对快照做了一些改进和优化，如提升了快照的更新速度、增加了网页快照的存储空间等，以提

Public @ 2023-06-24 10:00:11

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[ DB ] CONNECT:[ UseTime:0.024581s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.017383s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 1105 LIMIT 1 [ RunTime:0.016640s ]
[ 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:0.016812s ]
[ 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:0.017439s ]
[ 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:0.017222s ]
[ 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` = 1105 LIMIT 1 [ RunTime:0.016668s ]
[ 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=1105 [ RunTime:0.017688s ]
[ 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:0.026707s ]
[ 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:0.035931s ]
[ 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` = '威海网页快照' AND `status` <> -1 LIMIT 1 [ RunTime:0.023944s ]
[ 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` = '威海网页快照' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.035650s ]
[ 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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