Virtualization Basics Virtualization is not a new concept, but its complexity has been growing, and a number of new paradigms are rising. I will try t...
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其他好文 时间:
2014-06-21 18:08:03
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336
* Protocol(通信协议) Protocol,是asio在网络编程方面最重要的一个concept。在第一章中的levelX类图中可以看到,所有提供网络相关功能的服务和I/O对象都需要Protocol来确定一些细节。Protocol的约束摘要如下: 1 class protocol 2 { .....
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其他好文 时间:
2014-06-20 23:31:24
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305
这一篇继续说说程序设计中的基本语句:控制块一 if类控制语句ifif elseif , else if ,elseif(条件语句){如果条件为真,要做的一些事情}if(条件语句){如果条件为真,要做的一些事情}else{如果条件为假,要做的一些事情}if (条件语句1){ 如果条件为真1,要做的一....
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编程语言 时间:
2014-06-17 00:02:51
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269
1.Basic concept
随机变量的定义:随机变量是指针对实验结果的函数。
随机变量的函数可以生成另外一个随机变量
离散型随机变量的定义:
离散型随机变量是指有有限个取值的实验结果的实值函数。每个离散型随机变量有PMF给出每个随机变量取值的概率。
2.PMF(probability mass function)
如何获得PMF?
将随机变量X取值x的所有概率相加,得到Px(x)...
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其他好文 时间:
2014-06-10 15:40:50
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239
Happy Number
Accepted : 110
Submit : 263
Time Limit : 1000 MS
Memory Limit : 65536 KB
Problem Description
Recently, Mr. Xie learn the concept of happy numb...
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移动开发 时间:
2014-06-08 05:44:33
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264
Lesson 1Pumas are large, cat-like animals which
are found in America. When reports came into London Zoo that a wild puma had
been spotted forty-five m...
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其他好文 时间:
2014-06-06 14:08:51
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210
The concept of STL is based on a separation of
data and operations. The data is managed by container classes, and the
operations are defined by config...
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其他好文 时间:
2014-05-26 09:43:55
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288
学习过计算机组成原理就会知道,处理器会从主存中取得指令,然后进行解释执行。而他们的交流方式是以二进制方式进行的,也就是他们只能识别1和0;其实计算机是不知道1和0的,现在的实现方式是以高电压与低电压来代表1/0。CPU会从主存中取出指令进行执行。这样整个计算机就可以运行起来。计算机作为为人服务的机器...
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编程语言 时间:
2014-05-25 22:16:42
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371
Problem Description
Some days ago, I learned the concept of LCM (least common multiple). I've played with it for several times and I want to make a big number with it.
But I also don't want to use...
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其他好文 时间:
2014-05-25 16:39:53
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266
Problem Description
Some days ago, I learned the concept of LCM (least common multiple). I've played with it for several times and I want to make a big number with it.
But I also don't want to use...
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其他好文 时间:
2014-05-25 16:32:49
阅读次数:
214