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廉价共享存储解决方案2-drbd+cman+gfs2 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...同时读写可能会有IO异常,导致drbd设备失效 为了解决这个问题则使用 gfs + cman 实现分布式文件锁方案 3.3安装cman yum –y cman 3.4 gfs集群文件系统 在 /usr/local/drbd-utils-8.9.4/etc/drbd.conf 在配置文件的 net 选项中 all...
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BLE(四)嗅探工具 - 创客硬件开发 - 清泛IT社区,为创新赋能!

...gle稳定,经常会抓不到后面数据通信的网络包,不过这一问题应该是可以通过优化算法得到解决的,但需要对官方的固件进行逆向或自己根据Nordic公司提供的BLE协议栈重写代码。。 优点: 价格便宜,USB Dongle淘宝价70...
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NSIS学习笔记(持续更新) - C/C++ - 清泛网 - 专注C/C++及内核技术

...NSIS进阶教程--制作仿酷狗安装包 http://home.xtzj.com/forum.php?mod=viewthread&tid=610259 [2]NSI脚本编辑器 http://az.eliang.com/aq_2013030724.html [3]Writing a NSIS plugin http://clseto.mysinablog.com/index.php?op=ViewArticle&articleId=1910084 http://blog.csdn.net/lee353086/...
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Accessing localhost (xampp) from another computer over LAN network - how to?

...ig > Apache (httpd-xampp.conf) Search for <Directory "C:/xampp/phpMyAdmin"> AllowOverride AuthConfig **Require local** Replace with **Require all granted** ErrorDocument 403 /error/XAMPP_FORBIDDEN.html.var </Directory>``` Go to xampp > config &gt...
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How to add an Access-Control-Allow-Origin header

... In your file.php of request ajax, can set value header. <?php header('Access-Control-Allow-Origin: *'); //for all ?> share | imp...
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【软著】软件著作权证书申请流程及注意事项,模板分享 - App Inventor 2 中...

...明专利来说,简单很多。只要你提供的材料及文档格式没问题,那就大概率能过。必须按照模板来写,参考模板见附件(源码模板带行号,自动就是每页50行),再配合下文的注意事项。 4、是否收费?一般来说,找第三方的...
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how to stop browser back button using javascript

I am doing an online quiz app in php. I want to restrict the user from going back in an exam. I have tried the following script but it stops my timer. What should I do? ...
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2016年最适合小投资的10个创业项目 - 资讯 - 清泛网 - 专注C/C++及内核技术

...成本1-2元,收50-80元,日收活在50件以上,加上各种疑难问题衣服处理,扣除工商、税务、水电、房租等费用,年利可达8万元以上。 项目二、宠物产业 花3-5万元开家庞物用品店,投入少、利润高,不需要过多专业技术,最为切...
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How many concurrent AJAX (XmlHttpRequest) requests are allowed in popular browsers?

...njoy it!!! Just because I have had problems with my hosting provider <?php /* Author: Luis Siquot Purpose: Check ajax performance and errors License: GPL site5: Please don't drop json requests (nor delay)!!!! */ $r = (int)$_GET['r']; $w = (int)$_GET['w']; if($r) { sleep($w); ech...
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How does this checkbox recaptcha work and how can I use it?

... Here is my code running without problem in PHP: Client Side: <div class="g-recaptcha" data-sitekey="PUBLIC_KEY"></div> Server Side: if (isset($_POST['g-recaptcha-response'])) { $captcha = $_POST['g-recaptcha-response']; $privatekey = "SECRET_K...