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搜索引擎定义

搜索引擎是一种通过互联网索引网站，并搜索相关内容的工具，它可以通过语义分析或关键词检索的方式，从网站所存储的数以亿计的信息中，提供给用户最相关的结果。常见的搜索引擎包括Google、百度、必应等。

Public @ 2023-04-10 13:00:15

百度输入query点击搜索后，自动跳转到搜狗搜索页面，或其他搜索引擎的结果

可能是因为你的电脑上安装了恶意插件或软件，它们会修改浏览器的默认搜索引擎设置。建议先卸载不信任的插件和软件，然后在浏览器设置中重新设置百度为默认搜索引擎。如果问题依然存在，建议进行反病毒扫描和系统修复。

Public @ 2023-04-08 02:50:12

网址误删除后该如何操作？百度能恢复对该网址的收录吗？

若您不小心误删除了网址，请在网址删除页面，把该数据删除，在添加数据中重新添加您的网址，百度将恢复对该网址的收录。

Public @ 2019-08-09 15:55:48

搜索引擎定义

搜索引擎是一种通过互联网索引网站，并搜索相关内容的工具，它可以通过语义分析或关键词检索的方式，从网站所存储的数以亿计的信息中，提供给用户最相关的结果。常见的搜索引擎包括Google、百度、必应等。

Public @ 2023-04-10 13:00:15

搜索引擎怎样判断文章或网页的原始出处？

复制内容网页有的时候会影响网页排名。比如说原本是你写的文章，本来应该排名很好，但是其他人抄袭或转载你的文章，而且搜索引擎不幸的判断那篇被抄袭或转载的网页是原始出处的话，你应有的排名就会被那个网页夺走。那么搜索引擎怎样才能从多个网页中挑出哪一个是原始出处呢？可能有以下几个考虑：1）网页PR值。网页PR值越高，被认为是原始版本的可能性就越大。2）网页第一次被收录的时间。网页被搜索引擎收录的时候越早，相

Public @ 2017-04-29 16:21:50

更多您感兴趣的搜索

基本文件流程错误 SQL 调试

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/www/wwwroot/briline.net/thinkphp/library/think/cache/Driver.php ( 5.52 KB )
/www/wwwroot/briline.net/app/common/behavior/InitHook.php ( 1.25 KB )
/www/wwwroot/briline.net/app/common/model/Hook.php ( 0.77 KB )
/www/wwwroot/briline.net/thinkphp/library/think/Lang.php ( 6.95 KB )
/www/wwwroot/briline.net/thinkphp/lang/zh-cn.php ( 3.85 KB )
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/www/wwwroot/briline.net/thinkphp/library/think/Response.php ( 8.64 KB )
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[ DB ] CONNECT:[ UseTime:0.020751s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.014800s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 7040 LIMIT 1 [ RunTime:0.014019s ]
[ 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:0.014406s ]
[ 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:0.014748s ]
[ 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:0.015053s ]
[ 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` = 7040 LIMIT 1 [ RunTime:0.013984s ]
[ 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=7040 [ RunTime:0.014761s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海了解搜索引擎' AND `status` <> -1 LIMIT 1 [ RunTime:0.022371s ]
[ 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` = '威海了解搜索引擎' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.032025s ]
[ 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` = '威海搜索引擎' AND `status` <> -1 LIMIT 1 [ RunTime:0.020881s ]
[ 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` = '威海搜索引擎' 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' => 8035, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

0.426825s

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