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關(guān)于site語法的說明

Site語法是一種在搜索引擎中使用的高級搜索技巧，用于限定搜索結(jié)果的范圍。它可以使用戶在搜索時(shí)只查找特定網(wǎng)站、具有特定域名的網(wǎng)站或特定類型的文檔內(nèi)容。以下是Site語法的說明： 1.在搜索詞前面加上“site:”可以限定搜索結(jié)果來自特定網(wǎng)站。 2.在“site:”后面加上網(wǎng)站的域名可以指定搜索結(jié)果來自該域名的所有頁面。 3.通過在“site:”和域名之間添加關(guān)鍵詞可以限制搜索結(jié)果只包括特定主題的網(wǎng)頁。 4.Site語法不支持通配符或短語搜索，只能搜索整個(gè)網(wǎng)站或指定網(wǎng)站下特定主題的頁面。 5.Site語法可以組合使用，以進(jìn)一步縮小搜索結(jié)果的范圍。 6.使用Site語法時(shí)，搜索結(jié)果可能會受到搜索引擎算法的影響，因?yàn)樗阉饕鏁鶕?jù)多種因素對搜索結(jié)果進(jìn)行排序和過濾。

Public @ 2023-05-29 08:50:11

301重定向?qū)κ珍?、索引、site檢索的影響？

頁面永久性移走(301 重定向)是一種非常重要的“自動轉(zhuǎn)向”技術(shù)。301重定向可促進(jìn)搜索引擎優(yōu)化效果,從搜索引擎優(yōu)化角度出發(fā)，301 重定向是網(wǎng)址重定向最為可行的一種辦法。當(dāng)網(wǎng)站的發(fā)生301后，建議站長向平臺提交域名變更。提交域名變更后，這時(shí)由于新域名各方面數(shù)據(jù)較少，此時(shí)搜狗會按照舊域名的收錄、索引等展現(xiàn)在site檢索新域名的結(jié)果下。但隨著時(shí)間的推移，舊域名的收錄、索引等數(shù)據(jù)會下降，而新域名的收錄

Public @ 2018-10-13 16:09:08

關(guān)于百度快照問題的若干說明

一直以來，部分站長對百度快照的更新時(shí)間都存在一些誤解，認(rèn)為網(wǎng)站的快照更新時(shí)間與網(wǎng)站的權(quán)重狀態(tài)存在一定關(guān)系，快照更新越頻繁，網(wǎng)站的權(quán)重越高，反之，越低。而實(shí)際上，網(wǎng)站快照的更新頻率與權(quán)重并不存在任何直接的關(guān)系。百度快照為什么會更新？首先，需要澄清一下網(wǎng)頁的抓取頻率和快照的更新頻率是完全不同的兩個(gè)概念。每一個(gè)被百度收錄的網(wǎng)站，baiduspider都會根據(jù)其網(wǎng)站內(nèi)容更新的頻率不斷的檢查有無新網(wǎng)頁產(chǎn)生，

Public @ 2015-06-17 15:34:26

搜索引擎高級搜索指令

搜索引擎高級搜索指令是指搜索引擎提供給的一些便于搜索的特殊指令。用戶除了可以在搜索引擎搜索普通關(guān)鍵詞外，還可以使用一些特殊的高級搜索指令。高級搜索指令就是為了達(dá)到用戶的直接目的，排除用戶不需要的消息。詳細(xì)介紹1、site這個(gè)是大家最熟悉的高級搜索指令了，用來搜索某個(gè)域名在搜索引擎收錄的所有文件。百度、Google、雅虎等各大搜索引擎都支持該指令。2、link也是一個(gè)常用的高級指令，用于查詢url

Public @ 2015-06-24 15:34:24

SEO常用的搜素引擎指令有哪些？

這里筆者列舉了12個(gè)SEO人員日常所用頻率較高的一些搜素引擎指令，這些指令對普通用戶沒啥用處，但是對專業(yè)人士來說，會讓你精確查詢到你所需要的信息。SEO常用的搜素引擎指令1、allinanchor/ Unanchor指令可以理解為查找特定關(guān)鍵詞的錨文本鏈接。有點(diǎn)像査找外鏈情況，所不同的是輸入的是文本。該指令只支持 Google搜索引擎。2、allinurl/inur指令查找特定網(wǎng)頁n中包含特定m關(guān)

Public @ 2009-05-13 15:34:23

更多您感興趣的搜索

基本文件流程錯(cuò)誤 SQL 調(diào)試

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[ DB ] CONNECT:[ UseTime:0.022000s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.015932s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 8133 LIMIT 1 [ RunTime:0.014983s ]
[ 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:0.015392s ]
[ 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:0.015399s ]
[ 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:0.016198s ]
[ 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` = 8133 LIMIT 1 [ RunTime:0.014876s ]
[ 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+1 where id=8133 [ RunTime:0.015831s ]
[ 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:0.025726s ]
[ 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:0.042503s ]
[ 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` = '威海搜索引擎高級搜索指令' AND `status` <> -1 LIMIT 1 [ RunTime:0.025392s ]
[ 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` = '威海搜索引擎高級搜索指令' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.044751s ]
[ 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', ) ]

0.440460s

Categories

Tags

關(guān)于site語法的說明

301重定向?qū)κ珍?、索引、site檢索的影響？

關(guān)于百度快照問題的若干說明

搜索引擎高級搜索指令

SEO常用的搜素引擎指令有哪些？

更多您感興趣的搜索

Categories

Tags

關(guān)于site語法的說明

301重定向?qū)κ珍?、索引、site檢索的影響？

關(guān)于百度快照問題的若干說明

搜索引擎高級搜索指令

SEO常用的搜素引擎指令有哪些？

更多您感興趣的搜索

301重定向?qū)κ珍?、索引、site檢索的影響？

SEO常用的搜素引擎指令有哪些？