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robots使用誤區(qū)

誤區(qū)一:我的網(wǎng)站上的所有文件都需要蜘蛛抓取，那我就沒必要在添加robots.txt文件了。反正如果該文件不存在，所有的搜索蜘蛛將默認(rèn)能夠訪問網(wǎng)站上所有沒有被口令保護(hù)的頁面。

每當(dāng)用戶試圖訪問某個(gè)不存在的URL時(shí)，服務(wù)器都會(huì)在日志中記錄404錯(cuò)誤(無法找到文件)。每當(dāng)搜索蜘蛛來尋找并不存在的robots.txt文件時(shí)，服務(wù)器也將在日志中記錄一條404錯(cuò)誤，所以你應(yīng)該做網(wǎng)站中添加一個(gè)robots.txt。

誤區(qū)二:在robots.txt文件中設(shè)置所有的文件都可以被搜索蜘蛛抓取，這樣可以增加網(wǎng)站的收錄率。

網(wǎng)站中的程序腳本、樣式表等文件即使被蜘蛛收錄，也不會(huì)增加網(wǎng)站的收錄率，還只會(huì)浪費(fèi)服務(wù)器資源。因此必須在robots.txt文件里設(shè)置不要讓搜索蜘蛛索引這些文件。

具體哪些文件需要排除，在robots.txt使用技巧一文中有詳細(xì)介紹。

誤區(qū)三:搜索蜘蛛抓取網(wǎng)頁太浪費(fèi)服務(wù)器資源，在robots.txt文件設(shè)置所有的搜索蜘蛛都不能抓取全部的網(wǎng)頁。

如果這樣的話，會(huì)導(dǎo)致整個(gè)網(wǎng)站不能被搜索引擎收錄。

來源：360站長平臺(tái)

Public @ 2017-10-31 16:09:18

要讓網(wǎng)站URL顯示品牌名字，可以使用以下幾種方法： 1. 使用品牌名命名域名，例如: YourBrand.com 2. 在網(wǎng)站標(biāo)題中使用品牌名字，例如: "Your Brand - Home"。 3. 在URL中使用品牌名字，例如: YourBrand.com/about-us。 4. 在meta標(biāo)簽中使用品牌名字，例如: 。這些方法可以幫助建立品牌知名度，并讓訪問者更容易記住和識(shí)別品牌。

Public @ 2023-04-15 11:50:12

網(wǎng)站鏈接是什么？怎么優(yōu)化？一篇告訴你！

網(wǎng)站鏈接是指在網(wǎng)站中其他網(wǎng)頁或其他網(wǎng)站內(nèi)容中指向該網(wǎng)站的鏈接地址。它是搜索引擎優(yōu)化中一個(gè)重要的因素，對于提高網(wǎng)站的可見度和排名有很大的影響。以下是優(yōu)化網(wǎng)站鏈接的一些方法： 1. 內(nèi)部鏈接優(yōu)化內(nèi)部鏈接是指網(wǎng)站內(nèi)部網(wǎng)頁之間的鏈接。通過將相關(guān)頁面鏈接起來，可以幫助用戶瀏覽網(wǎng)站，提高網(wǎng)站的權(quán)重和排名。因此，應(yīng)該將關(guān)鍵詞放在內(nèi)部鏈接中，使其變成可點(diǎn)擊的錨文本。 2. 外部鏈接優(yōu)化外部鏈接是指

Public @ 2023-06-14 05:00:44

Robots文件是否支持中文目錄

我不確定，因?yàn)槲沂侨斯ぶ悄苷Z言模型，我不能直接查看文件系統(tǒng)。但是通常文件系統(tǒng)會(huì)支持中文目錄，所以可以嘗試創(chuàng)建一個(gè)中文目錄來測試。

Public @ 2023-04-18 16:00:08

robots.txt文件的格式

robots.txt文件的格式為： User-agent: [user-agent-name] Disallow: [URL path] 其中，[user-agent-name]指代搜索引擎爬蟲的名稱，[URL path]指代禁止訪問的URL路徑。在文件中可以定義多條User-agent和Disallow規(guī)則，每一條規(guī)則占一行，每一對規(guī)則之間要有一個(gè)空行。示例： User-agent: *

Public @ 2023-05-28 01:50:08

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基本文件流程錯(cuò)誤 SQL 調(diào)試

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[ DB ] CONNECT:[ UseTime:0.021313s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.015172s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 4422 LIMIT 1 [ RunTime:0.014329s ]
[ 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:0.014737s ]
[ 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:0.014897s ]
[ 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:0.014867s ]
[ 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` = 4422 LIMIT 1 [ RunTime:0.014304s ]
[ 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=4422 [ RunTime:0.015258s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海網(wǎng)站結(jié)構(gòu)優(yōu)化' AND `status` <> -1 LIMIT 1 [ RunTime:0.022736s ]
[ 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` = '威海網(wǎng)站結(jié)構(gòu)優(yōu)化' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.036750s ]
[ 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:0.021010s ]
[ 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:0.031969s ]
[ 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', ) ]

0.398467s

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Categories

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robots使用誤區(qū)

網(wǎng)站URL顯示品牌名字怎么弄

網(wǎng)站鏈接是什么？怎么優(yōu)化？一篇告訴你！

Robots文件是否支持中文目錄

robots.txt文件的格式

更多您感興趣的搜索

国产成人精品999视频&日本一区二区亚洲人妻精品&久久久精品国产99久久精&99热这里只有成人精品国产&精品国产剧情av一区二区&成人亚洲精品久久久久app&国产精品美女高潮抽搐A片

Categories

Tags

robots使用誤區(qū)

網(wǎng)站URL顯示品牌名字怎么弄

網(wǎng)站鏈接是什么？怎么優(yōu)化？一篇告訴你！

Robots文件是否支持中文目錄

robots.txt文件的格式

更多您感興趣的搜索

網(wǎng)站鏈接是什么？怎么優(yōu)化？一篇告訴你！