DescriptionA cellular automaton is a collection of cells on a grid of specified shape that evolves through a number of discrete time steps according to a set of rules that describe the new state of a c...
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其他好文 时间：
2015-03-17 21:52:30
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130
产品应用1.射频功放2.加速度传感器3.地磁传感器可靠性 Reliability高压蒸煮 PCT 121℃，100%RH，2atm，96hrs高低温循环 TCT -55℃(15min)~125℃(15min)，1000cycles高温储存 HTS 150℃，1000hrs低温储存 LTS -65℃，...
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其他好文 时间：
2015-03-17 17:32:02
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Given a 2D board and a word, find if the word exists in the grid.The word can be constructed from letters of sequentially adjacent cell, where "adjace...
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2015-03-17 12:18:53
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111
A robot is located at the top-left corner of a m x n grid (marked 'Start' in the diagram below).
The robot can only move either down or right at any point in time. The robot is trying to reach the bo...
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其他好文 时间：
2015-03-17 10:29:46
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189
Follow up for "Unique Paths":
Now consider if some obstacles are added to the grids. How many unique paths would there be?
An obstacle and empty space is marked as 1 and 0 respectively
in the grid...
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其他好文 时间：
2015-03-17 10:28:53
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假设你是高中毕业的，ok，数学知识几何知识中，我们学过 x,y,z 3个轴然后就可以画出形状了。1. 新建空白窗体，grid换成canvas，然后新增一个Viewport3D元素3d中显示的元素是无数个三角形组成的，比如正方体也是三角形组成的。我们来看下MeshGeometry3DPosition....
继上次使用js前端导出excel之后，还有一个主要大家比较关注的是后台实现导出excel,因为本人开发使用的java所以这里使用apache的开源项目poi进行后台excel的导出。本文目录
本文目录
poi项目下载及加载
extjs前端导出设置
extjs后台对应的解决方案
创建excel工作簿
创建一个excel页签
生成excel样式并初始化
产生表格标题行build headers
构造数据...
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编程语言 时间：
2015-03-16 11:04:12
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155
题目链接：Unique Paths
A robot is located at the top-left corner of a m x n grid (marked 'Start' in the diagram below).
The robot can only move either down or right at any point in time. The robot is try...
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其他好文 时间：
2015-03-15 23:45:04
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386
题目链接：Minimum Path Sum
Given a m x n grid filled with non-negative numbers, find a path from top left to bottom right which minimizes the sum of all numbers along its path.
Note: You can only move ei...
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其他好文 时间：
2015-03-15 23:44:17
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329
