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【院長(zhǎng)幫幫忙】我的網(wǎng)站排名為什么突然下降？（第十期）

這可能有多種原因。首先，你的網(wǎng)站可能是被別的網(wǎng)站搶占了搜索引擎的排名名次。這樣會(huì)導(dǎo)致你的網(wǎng)站降下來(lái)。其次，你可能遭到了網(wǎng)絡(luò)攻擊，病毒或者反爬蟲等惡意攻擊，這會(huì)影響你網(wǎng)站的表現(xiàn)。此外，如果你的網(wǎng)站更新不及時(shí)或者沒(méi)有及時(shí)維護(hù)，搜索引擎會(huì)認(rèn)為你的網(wǎng)站內(nèi)容不新，因此會(huì)把你網(wǎng)站降低排名。

Public @ 2023-03-03 05:00:10

企業(yè)網(wǎng)站目標(biāo)關(guān)鍵詞怎么做？

1. 研究目標(biāo)市場(chǎng)和受眾：了解目標(biāo)市場(chǎng)和受眾的需求和偏好，確定適合的關(guān)鍵詞。 2. 研究競(jìng)爭(zhēng)對(duì)手：了解競(jìng)爭(zhēng)對(duì)手在搜索引擎中使用的關(guān)鍵詞，確定自己的關(guān)鍵詞策略。 3. 建立網(wǎng)站架構(gòu)：確保網(wǎng)站架構(gòu)清晰，信息結(jié)構(gòu)合理，并使用關(guān)鍵詞為導(dǎo)向。 4. 關(guān)鍵詞研究和篩選：使用關(guān)鍵詞工具進(jìn)行關(guān)鍵詞研究和篩選，選擇相關(guān)度高且競(jìng)爭(zhēng)度適中的關(guān)鍵詞。 5. 優(yōu)化頁(yè)面內(nèi)容：針對(duì)每個(gè)頁(yè)面使用相關(guān)的關(guān)鍵詞進(jìn)行內(nèi)容優(yōu)化，

Public @ 2023-06-21 19:00:16

提高關(guān)鍵詞排名的28個(gè)SEO技巧

1. 利用好關(guān)鍵詞密度- 合理使用關(guān)鍵詞，避免過(guò)度使用關(guān)鍵詞，可以讓頁(yè)面更容易更容易受搜索引擎檢索收錄。 2. 每頁(yè)內(nèi)容用一個(gè)關(guān)鍵詞- 使用單一關(guān)鍵詞限定頁(yè)面的內(nèi)容，以便使搜索引擎更容易找到該頁(yè)面。 3. 使用良好的URL結(jié)構(gòu)- 采用能夠更好地向搜索引擎暴露關(guān)鍵詞的URL結(jié)構(gòu)可以有助于提高搜索引擎排名。 4. 優(yōu)化標(biāo)題標(biāo)簽- 用合理的標(biāo)題標(biāo)簽優(yōu)化頁(yè)面的文字部分，有助于提高搜索結(jié)果排名。

Public @ 2023-03-04 08:01:07

【院長(zhǎng)幫幫忙】頁(yè)面無(wú)用時(shí)間信息導(dǎo)致網(wǎng)頁(yè)不被爬蟲抓?。ǖ谝黄冢?/a>

在【院長(zhǎng)幫幫忙】欄目露過(guò)面的站點(diǎn)是編織匯（www.bianzhihui.com），該站點(diǎn)通過(guò)反饋中心反饋?lái)?yè)面內(nèi)容遲遲不被抓取，經(jīng)百度工程師追查，原來(lái)是因?yàn)轫?yè)面上的無(wú)用時(shí)間信息——沒(méi)有想到是不是？同學(xué)們快來(lái)看看這個(gè)案例吧。也想讓院長(zhǎng)幫助追查嗎？快來(lái)看看這里！站點(diǎn)求助：現(xiàn)象編織匯網(wǎng)站內(nèi)容發(fā)布后幾個(gè)禮拜都未曾收錄。案例如下：http://www.bianzhihui.com/t/6717（教程詳細(xì)頁(yè)面舉

Public @ 2015-07-21 15:22:04

【院長(zhǎng)幫幫忙】移動(dòng)適配不穩(wěn)定、不生效，可能是這些原因造成的?。ǖ谖迤冢?/a>

1. 平臺(tái)兼容性問(wèn)題：不同移動(dòng)設(shè)備或操作系統(tǒng)的適配方式可能不同，需要適配的平臺(tái)越多，問(wèn)題也就越多。解決方案是在開(kāi)發(fā)前進(jìn)行充分的市場(chǎng)調(diào)研和測(cè)試，確保在主流平臺(tái)上的適配穩(wěn)定生效。 2. 分辨率適配問(wèn)題：不同移動(dòng)設(shè)備的屏幕分辨率不同，可能導(dǎo)致界面顯示異常或排版錯(cuò)亂。解決方案是通過(guò)媒體查詢、百分比布局等技術(shù)手段，使頁(yè)面能夠根據(jù)不同分辨率自動(dòng)適配。 3. 瀏覽器兼容性問(wèn)題：不同瀏覽器對(duì)于HTML、CSS

Public @ 2023-07-27 10:00:35

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基本文件流程錯(cuò)誤 SQL 調(diào)試

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[ DB ] CONNECT:[ UseTime:0.047452s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.018283s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 6199 LIMIT 1 [ RunTime:0.017140s ]
[ 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:0.017495s ]
[ 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:0.017799s ]
[ 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:0.019644s ]
[ 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` = 6199 LIMIT 1 [ RunTime:0.017006s ]
[ 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=6199 [ RunTime:0.017925s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海關(guān)鍵詞優(yōu)化' AND `status` <> -1 LIMIT 1 [ RunTime:0.025679s ]
[ 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` = '威海關(guān)鍵詞優(yōu)化' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.039292s ]
[ 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` = '威海院長(zhǎng)幫幫忙' AND `status` <> -1 LIMIT 1 [ RunTime:0.024300s ]
[ 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` = '威海院長(zhǎng)幫幫忙' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.039513s ]
[ 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', ) ]

0.492828s

Categories

Tags

【院長(zhǎng)幫幫忙】我的網(wǎng)站排名為什么突然下降？（第十期）

企業(yè)網(wǎng)站目標(biāo)關(guān)鍵詞怎么做？

提高關(guān)鍵詞排名的28個(gè)SEO技巧

【院長(zhǎng)幫幫忙】頁(yè)面無(wú)用時(shí)間信息導(dǎo)致網(wǎng)頁(yè)不被爬蟲抓?。ǖ谝黄冢?/a>

【院長(zhǎng)幫幫忙】移動(dòng)適配不穩(wěn)定、不生效，可能是這些原因造成的?。ǖ谖迤冢?/a>

更多您感興趣的搜索

Categories

Tags

【院長(zhǎng)幫幫忙】我的網(wǎng)站排名為什么突然下降？（第十期）

企業(yè)網(wǎng)站目標(biāo)關(guān)鍵詞怎么做？

提高關(guān)鍵詞排名的28個(gè)SEO技巧

【院長(zhǎng)幫幫忙】頁(yè)面無(wú)用時(shí)間信息導(dǎo)致網(wǎng)頁(yè)不被爬蟲抓?。ǖ谝黄冢?/a>

【院長(zhǎng)幫幫忙】移動(dòng)適配不穩(wěn)定、不生效，可能是這些原因造成的?。ǖ谖迤冢?/a>

更多您感興趣的搜索

【院長(zhǎng)幫幫忙】我的網(wǎng)站排名為什么突然下降？（第十期）

企業(yè)網(wǎng)站目標(biāo)關(guān)鍵詞怎么做？

【院長(zhǎng)幫幫忙】移動(dòng)適配不穩(wěn)定、不生效，可能是這些原因造成的?。ǖ谖迤冢?/a>