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网站出现service unavailable的解决方法

当网站出现 "service unavailable" 的错误信息时，可能是由于服务器过载、网络故障或其他问题导致的。以下是一些可能的解决方案： 1. 等待一段时间后再试：很多时候， "service unavailable" 的错误只是短暂的，可能是由于服务器正在处理更多的请求，因此需要等待几分钟或几个小时后再尝试访问。 2. 刷新页面：刷新页面可以尝试解决浏览器缓存、网络故障等问题。 3. 清除浏览器缓存：清除浏览器缓存和 cookie 可以消除在访问网站时可能遇到的一些问题。 4. 检查网络连接：检查网络连接，确保你的计算机连接到互联网。 5. 联系网站管理员：如果问题仍然存在，你可以联系网站管理员，向他们报告问题，并请求修复。 6. 使用 VPN：您可以尝试连接到 VPN 以获得一个不同的 IP 地址。 7. 使用代理服务器：连接到一个代理服务器可能解决某些访问问题。 8. 重启设备：重启计算机或移动设备，可以尝试解决一些可能与网络连接有关的问题。

Public @ 2023-06-19 15:00:19

织梦（dedecms）主动推送插件分享

威海网站建设威海DeDeCms
2204

自古英雄出社区，学堂君在站长社区中发现了一篇关于织梦主动推送插件的文章，这篇内容是根据百度站长后台提供的PHPpost提交链接的代码整合到dedecms 后台，发布文章和发布专题的时自动将新建的链接提交给百度方便百度收录我们的链接提高网站链接收录率，对于自己原创的文章第一时间提交给百度增强原创保护。究竟是怎么做到呢？大家跟学堂君一探究竟吧！一、解压附件得到以下文件将dede 目录下的文件用ftp

Public @ 2019-01-11 15:44:52

云主机开通后建站使用流程以及常见问题

一、购买开通，远程登陆云主机购买以后，一般10分钟左右就会配置好，服务器开通以后首先远程登陆到服务器。如何远程登陆服务器？请点击查阅，如果是苹果Mac电脑，登陆方式会有所不同，苹果Mac用户点击查阅：linux、windows二、建站使用现在建站web环境以及工具非常多，服务器环境主要是windows和linux，建站辅助工具就比较多了，我司主要提供集成安装了我司自主知识产权的网站管理助手的win

Public @ 2010-03-19 16:13:54

如何防止网页被嵌入框架代码？

1. 使用X-Frame-Options标头：可以通过在HTTP响应标头中包含X-Frame-Options字段来指示浏览器不允许网页被嵌入框架中。这个标头有三个值： - DENY：不允许页面在任何框架中显示。 - SAMEORIGIN：允许页面在同一域名下的框架中显示。 - ALLOW-FROM uri：允许页面在指定uri下的框架中显示。 2. 使用Content Security Pol

Public @ 2023-04-04 07:00:14

独立博客搭建教程

独立博客搭建教程在互联网时代，博客已经成为了一种非常流行的方式来分享和传播知识。如果你也想要建立一个自己的博客，本文将向你介绍如何搭建一个独立博客的教程。 1.选择博客平台首先，你需要选择一个博客平台。目前比较流行的博客平台有WordPress、Typecho以及Hexo等，这些平台各有优点和缺点，你需要根据自己的需求来选择。 2.选择主机和域名选择好博客平台之后，你需要购买一个主

Public @ 2023-03-27 18:01:04

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基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.021115s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.015350s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 9129 LIMIT 1 [ RunTime:0.014569s ]
[ 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:0.014543s ]
[ 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:0.014750s ]
[ 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:0.014924s ]
[ 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` = 9129 LIMIT 1 [ RunTime:0.014213s ]
[ 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=9129 [ RunTime:0.016819s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站建设' AND `status` <> -1 LIMIT 1 [ RunTime:0.021125s ]
[ 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` = '威海网站建设' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.037825s ]
[ 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` = '威海网站搭建' AND `status` <> -1 LIMIT 1 [ RunTime:0.021060s ]
[ 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` = '威海网站搭建' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.030862s ]
[ 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', ) ]

0.418862s

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