哈哈,隔了一个星期,再怎么样都要发一篇,要多看书啊,书不能停~~~使用where子句进行过虑 where子句的语法格式如下:where 过虑表达式 例子:新建一个珠宝类,如下: 1 class Jewellery 2 { 3 /// 4 /// 珠宝类型 5 ///...
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编程语言 时间:
2015-01-25 01:18:36
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276
题意:For each three prime numbers p1, p2 and p3, let's define Hamming sequence Hi(p1, p2, p3), i=1, ... as containing in increasing order all the natura...
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其他好文 时间:
2015-01-24 23:59:24
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305
//获取entity中的数据 func fetchFiles() { //第一步,获取总代理 let appDelegate = UIApplication.sharedApplication().delegate as AppDelegate //第二步,获取对象管...
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编程语言 时间:
2015-01-23 22:47:18
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162
Sumdiv
Time Limit: 1000MS
Memory Limit: 30000K
Total Submissions: 14953
Accepted: 3680
Description
Consider two natural numbers A and B. Let S be the sum of all natural...
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其他好文 时间:
2015-01-23 09:34:34
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236
var alert = UIAlertController(title: "", message: "", prefferedStyle: UIAlertControllerStyle.Alert)//添加按钮let oneAction = UIAlertAction(title: "", styl...
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编程语言 时间:
2015-01-23 00:35:52
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425
android 5.0 的新特性
Material Design: Gives you and unexpanded UI toolkit for integrating the new degin patterns easily in your apps
New 3D views let you ser a z-level to raise elements off of the view ...
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移动开发 时间:
2015-01-22 15:30:17
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154
关于Optional的Control Flow if let constantName = someOptional { statements } 如果该Optional为nil,则不进入if,否则执行且constantName为该Optional的值 例子: if let actualNumber...
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编程语言 时间:
2015-01-22 14:46:12
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199
转载:http://blog.csdn.net/yangzhongxuan/article/details/8286771http://www.cherrot.com/2012/09/let-git-diff-merge-use-gui-tools-like-meld/方案一I think Meld...
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其他好文 时间:
2015-01-22 10:57:42
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153
App Store:source:7/01/13 9:00pmAccording to Distimo, a paid app needs to be downloaded over 4,000 times a day to hit the top 10 list. A free app needs...
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Web程序 时间:
2015-01-22 06:53:51
阅读次数:
205
let somePoint = (1, 1)switch somePoint {case (0, 0): // 位于远点 println("(0, 0) is at the origin")case (_, 0): // x为任意值,y为0,即在 X 轴上 println("...
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编程语言 时间:
2015-01-21 23:47:55
阅读次数:
204