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21.C#序列过虑、排序、let子句和连接(十一章11.3-11.5)
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 ///...
分类:编程语言   时间:2015-01-25 01:18:36    阅读次数:276
hdu 3199 Hamming Problem(构造?枚举?)
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...
分类:其他好文   时间:2015-01-24 23:59:24    阅读次数:305
Core Data使用之一(Swift): 获取
//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...
分类:编程语言   时间:2015-01-23 22:47:18    阅读次数:162
poj1845--Sumdiv(数论篇3--真滴是数论啊。。。。)
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...
分类:其他好文   时间:2015-01-23 09:34:34    阅读次数:236
Swift 动态创建提示框
var alert = UIAlertController(title: "", message: "", prefferedStyle: UIAlertControllerStyle.Alert)//添加按钮let oneAction = UIAlertAction(title: "", styl...
分类:编程语言   时间:2015-01-23 00:35:52    阅读次数:425
android 5.0 新特性
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 ...
分类:移动开发   时间:2015-01-22 15:30:17    阅读次数:154
Swift Tour 随笔总结 (3)
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...
分类:编程语言   时间:2015-01-22 14:46:12    阅读次数:199
使用meld做git的diff工具
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...
分类:其他好文   时间:2015-01-22 10:57:42    阅读次数:153
Let's talk about monetization
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...
分类:Web程序   时间:2015-01-22 06:53:51    阅读次数:205
swift(2)元祖(Tuple)
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("...
分类:编程语言   时间:2015-01-21 23:47:55    阅读次数:204
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