Quadratic primes
Problem 27
Euler discovered the remarkable quadratic formula:
n² + n + 41
It turns out that the formula will produce 40 primes for the consecutive values n = 0 to 39. Howe...
分类:
编程语言 时间:
2015-06-17 21:37:46
阅读次数:
149
多线程: 生产与消费1.生产者Producer生产produce产品,并将产品放到库存inventory里;同时消费者Consumer从库存inventory里消费consume产品。2.库存inventory的总量(最大库存量100)是有限的。如果库存inventory满了,生产者不能在库存inv...
分类:
编程语言 时间:
2015-06-13 20:05:47
阅读次数:
179
One of the most common ways to form expressions in JavaScript is to use operators like these: // Operators act on values(the operands) to produce a n....
分类:
编程语言 时间:
2015-06-07 17:06:25
阅读次数:
108
mod(取模)and rem(取余) VHDL has mod and rem. They return the same value if both arguments are positive. but, they produce different results for negative i...
分类:
其他好文 时间:
2015-06-04 15:23:52
阅读次数:
279
Euler discovered the remarkable quadratic formula:
n² + n + 41
It turns out that the formula will produce 40 primes for the consecutive values n = 0 to 39. However, when n = 40, 402 + 40 + 41 = 40...
分类:
其他好文 时间:
2015-06-02 11:16:49
阅读次数:
139
Higher order functions are functions that manipulate other functions. For example, a function can take other functions as arguments and/or produce a function as its return value. Such fancy functional...
分类:
编程语言 时间:
2015-06-01 16:44:23
阅读次数:
166
什么是NuGet?
官网上的解释:NuGet is the package manager for the Microsoft development platform including .NET. The NuGet client tools provide the ability to produce and consume packages. The NuGet Gallery is th...
分类:
其他好文 时间:
2015-05-31 21:44:20
阅读次数:
6003
http://www.tinylab.org/using-qemu-simulation-inserts-the-type-system-to-produce-the-whole-process/ 利用qemu模拟嵌入式系统制作全过程 by PingboWen ofTinyLab.org 2013....
分类:
其他好文 时间:
2015-05-24 01:24:14
阅读次数:
174
Otto源码分析Otto是一个轻量级的EventBus,它的使用非常简单,我们使用一个Bus的单例,所有需要产生事件(@Produce bus.post(new YourEvent(…)))或者处理事件(@Subscribe)的对象,在create时register,销毁destroy时unregister即可。使用
@Subscribe
订阅事件,也就是事件的处理者,它有且仅有一个参数YourE...
分类:
移动开发 时间:
2015-05-20 22:24:03
阅读次数:
315
There's a factory for cakes. Every day, the cost of producing a cake is different. The factory could produce as more as cakes in one day and the producing cost for cakes in the same day is the same. T...
分类:
其他好文 时间:
2015-05-12 21:10:42
阅读次数:
128