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分布式系统的事务处理 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...虑下面的这么几个情况：
1）容灾：数据不丢、结点的Failover
2）数据的一致性：事务处理
3）性能：吞吐量 、 响应时间
前面说过，要解决数据不丢，只能通过数据冗余的方法，就算是数据分区，每个区也需要进行数据冗余处...
一分钟读懂低功耗蓝牙(BLE) MTU交换数据包 - 创客硬件开发 - 清泛IT社区，...
...Z全面的数据及数据解析）
下载链接：
http://www.viewtool.com/index.php/22-2016-07-29-02-11-32/205-hollong-4-0-4-1-ble
4. MTU 请求（REQEUST）
完整数据（以下关注蓝色标注部分）
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vim line numbers - how to have them on by default?
... also why use gedit? what if it's a server? or gedit is just not installed? make more sense to use vim :)
– yonatan
Jun 14 '16 at 14:05
add a comment
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How efficient is locking an unlocked mutex? What is the cost of a mutex?
... access to the object happens often, then multiple locks would increase parallelism. At the cost of maintainability, since more locking means more debugging of the locking.
How efficient is it to lock a mutex? I.e. how much assembler instructions are there likely and how much time do they take (...
What's the best way to learn LISP? [closed]
...used what I learned about LISP, but it made me a much better programmer in all other languages.
– Robert K
Dec 29 '08 at 21:40
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HAproxy - Web负载均衡解决方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...站）
https://www.haproxy.org/download/1.8/src/haproxy-1.8.14.tar.gz （下载地址）
http://cbonte.github.io/haproxy-dconv/1.8/configuration.html （文档Haproxy 1.8 文档）
HAProxy提供高可用性、负载均衡以及基于TCP和HTTP应用的代理，支持虚拟主机，它是免费、...
When should I use genetic algorithms as opposed to neural networks? [closed]
...lution space of a GA problem as a set of states or values. Such as "Find all of the ways a set of four chess pieces could be arranged on a chessboard to create a checkmate." However the solution space can also be a set of algorithms. This is where the real power of genetic algorithms come into pl...
Heroku NodeJS http to https ssl forced redirect
... to the accepted answer above, but:
Ensures you use "app.use" (for all actions, not just get)
Explicitly externalises the forceSsl logic into a declared function
Does not use '*' with "app.use" - this actually failed when I
tested it.
Here, I only want SSL in production. (Change as ...
How to check an Android device is HDPI screen or MDPI screen?
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for nexus 6p i am getting 3.5 , which category will it fall into ?
– Manohar Reddy
Nov 16 '16 at 6:12
2
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XP风格按钮的实现 - C/C++ - 清泛网 - 专注C/C++及内核技术
...一：利用XPButton类实现具体操作步骤如下：1.从互联网上下载XPButton类；2.创建基于对话框的MFC工程Test,将下载的XPButton.cpp和XPButt...方法一：利用XPButton类实现
具体操作步骤如下：
1.网上下载XPButton类；请参考《【工程源码】XPButto...