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網(wǎng)址改版顯示成功后，一般需要多久才能繼承到新的域名呢？

一般情況下，網(wǎng)址改版成功后，繼承新的域名需要等待幾小時(shí)到幾天的時(shí)間。這取決于多個(gè)因素，包括域名注冊商的處理速度、DNS（域名系統(tǒng)）的更新時(shí)間以及互聯(lián)網(wǎng)上的傳播延遲。

Public @ 2023-07-25 08:50:06

TF-IDF分詞加權(quán)算法有用嗎？

威海seo問答威海seo問答
1129

TF-IDF分詞加權(quán)算法是一種常見的文本挖掘算法，用于衡量一個(gè)詞語在文本中的重要度。它對于某些任務(wù)例如信息檢索和分類任務(wù)，是非常有用的。TF-IDF可以降低常見但不重要的詞語的權(quán)重，并提高重要但不常見的詞語的權(quán)重，因此可以有效地減少文本中的噪聲，同時(shí)突出文本的關(guān)鍵信息。但是，對于某些任務(wù)（如情感分析），TF-IDF可能并不是最優(yōu)解，因?yàn)樗粫?huì)考慮詞語之間的語義關(guān)系。因此，在具體應(yīng)用場景中，需要根據(jù)

Public @ 2023-06-23 07:00:08

網(wǎng)站的圖片使用外鏈對于SEO是否有影響?

對于SEO來說，網(wǎng)站圖片使用外鏈會(huì)有一定的影響。具體來說，如果使用外鏈圖片，搜索引擎會(huì)認(rèn)為這些圖片與您的網(wǎng)站不相關(guān)，從而降低您網(wǎng)站的相關(guān)性和權(quán)威性評分。此外，由于外鏈圖片的來源無法控制，這可能會(huì)導(dǎo)致網(wǎng)站被認(rèn)為是與低質(zhì)量或垃圾網(wǎng)站相關(guān)聯(lián)，這會(huì)降低您網(wǎng)站的可信度和排名。因此，建議您盡可能使用內(nèi)部圖片，或者使用高質(zhì)量的圖片庫來獲取與您網(wǎng)站相關(guān)的高質(zhì)量圖片。

Public @ 2023-06-03 13:00:12

為什么新站上線沒多久就被降權(quán)？

威海seo問答威海seo問答
1292

有可能是網(wǎng)站沒有按照搜索引擎規(guī)定的標(biāo)準(zhǔn)建站，新站使用了不當(dāng)?shù)腟EO技術(shù)，在不久的未來將會(huì)被搜索引擎認(rèn)定為違規(guī)站點(diǎn)并將其出現(xiàn)在搜索結(jié)果中的機(jī)會(huì)被降低。由此可見，網(wǎng)站上線不久就被降權(quán)，有可能是網(wǎng)站違規(guī)技術(shù)導(dǎo)致，建議應(yīng)盡快及時(shí)檢查調(diào)整網(wǎng)站，讓網(wǎng)站更符合規(guī)定來免受搜索引擎降權(quán)的狀況發(fā)生.

Public @ 2023-02-24 08:27:14

網(wǎng)站新聞頁排名一段時(shí)間后就會(huì)消失怎么辦?

威海seo問答威海seo問答
1126

任飛揚(yáng) 提問于 12月之前我的網(wǎng)站發(fā)布的新聞剛開始有排名，有流量，過一段時(shí)間之后，就沒有了，有些甚至收錄也沒有了。1 個(gè)回答Zac 管理員回答于 12月之前對新聞網(wǎng)站來說，這是常態(tài)。新聞剛出來時(shí)，搜索引擎要看速度，哪個(gè)網(wǎng)站有最新消息就給排名、流量，過幾天等新聞門戶有完整報(bào)道了，其它網(wǎng)站就沒排名了。如果你的網(wǎng)站就是新浪級別的，那可能是其他問題。另外，新聞內(nèi)容真正導(dǎo)致流量只能維持幾天的原因是，新

Public @ 2015-07-13 16:04:34

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基本文件流程錯(cuò)誤 SQL 調(diào)試

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[ DB ] CONNECT:[ UseTime:0.024645s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.016525s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 9898 LIMIT 1 [ RunTime:0.015423s ]
[ 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:0.015786s ]
[ 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:0.015850s ]
[ 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:0.016533s ]
[ 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` = 9898 LIMIT 1 [ RunTime:0.015609s ]
[ 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=9898 [ RunTime:0.019715s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海seo問答' AND `status` <> -1 LIMIT 1 [ RunTime:0.022711s ]
[ 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問答' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.036697s ]
[ 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seo問答' AND `status` <> -1 LIMIT 1 [ RunTime:0.022846s ]
[ 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seo問答' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.043384s ]
[ 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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網(wǎng)址改版顯示成功后，一般需要多久才能繼承到新的域名呢？

TF-IDF分詞加權(quán)算法有用嗎？

網(wǎng)站的圖片使用外鏈對于SEO是否有影響?

為什么新站上線沒多久就被降權(quán)？

網(wǎng)站新聞頁排名一段時(shí)間后就會(huì)消失怎么辦?

更多您感興趣的搜索

Categories

Tags

網(wǎng)址改版顯示成功后，一般需要多久才能繼承到新的域名呢？

TF-IDF分詞加權(quán)算法有用嗎？

網(wǎng)站的圖片使用外鏈對于SEO是否有影響?

為什么新站上線沒多久就被降權(quán)？

網(wǎng)站新聞頁排名一段時(shí)間后就會(huì)消失怎么辦?

更多您感興趣的搜索

網(wǎng)址改版顯示成功后，一般需要多久才能繼承到新的域名呢？

為什么新站上線沒多久就被降權(quán)？