//: Playground - noun: a place where people can playimport UIKitvar str = "Hello, playground"// 常量的定义用letlet maxLoginCount = 10// 变量的定义用varvar current...
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编程语言 时间:
2015-12-16 12:12:01
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192
//: Playground - noun: a place where people can playimport UIKit// 元组就是将多个不同的值集合成一个数据/* 元组是Objective-C中没有的数据类型,与数组类似,都是表示一组数据的集合,但与数组不同,它的特点是: 特点: 1.可...
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编程语言 时间:
2015-12-16 12:08:22
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214
//: Playground - noun: a place where people can playimport UIKitvar str = "Hello, playground"let MAXVALUEOFUINT8 = UInt8.maxlet MINVALUEOFUINT8 = UInt...
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编程语言 时间:
2015-12-16 12:02:17
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149
Given two strings s and t, determine if they are isomorphic.Two strings are isomorphic if the characters in s can be replaced to get t.All occurrences...
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其他好文 时间:
2015-12-16 10:49:31
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146
How to install Node.js on LinuxPosted onNovember 13, 2015byDan Nanni Leave a commentQuestion:How can I install Node.js on [insert your Linux distro]?N...
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Web程序 时间:
2015-12-15 16:50:15
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202
VLC命令行参数详解2012-11-29 14:006859人阅读评论(0)收藏举报Usage: vlc [options] [stream] ...You can specify multiple streams on the commandline. They will be enqueued ...
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其他好文 时间:
2015-12-15 14:26:27
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204
Given two strings s and t, determine if they are isomorphic.Two strings are isomorphic if the characters in s can be replaced to get t.All occurrences...
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其他好文 时间:
2015-12-15 11:57:33
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119
索引合并优化官网翻译MySQL5.7文档索引合并是为了减少几个范围(type中的range类型:range can be used when a key column is compared to a constant using any of the =, , >, >=, , BETWEEN, ...
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数据库 时间:
2015-12-15 00:56:51
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396
let jsonData:NSDictionary = NSJSONSerialization.JSONObjectWithData(urlData!, options:NSJSONReadingOptions.MutableContainers ) as! NSDictionary第一种用法:do...
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Web程序 时间:
2015-12-14 21:18:15
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286
Description:Linda is a shopaholic. Whenever there is a discount of the kind where you can buy three items and only pay for two, she goes completely ma...
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其他好文 时间:
2015-12-14 20:55:30
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268