IDLE下载

官网地址：https://www.python.org/downloads/mac-osx/

升级

步骤参考：更新mac自带的python2.7到3.4版本

需要注意在执行链接命令时会提示目录已存在，此时要先删除原来 …

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swift func measure(title: String!, call: () -> Void) { let startTime = CACurrentMediaTime() call() let endTime = CACurrentMediaTime() if let title = title { print("\(title): ") } print("Time - \(endTime - startTime)") }

swift func doSomeWork() { measure("Array") { var ar = [String]() for i in 0...10000 { ar.append("New elem \(i)") } } measure("Image") { let url = NSURL(string: "http://lorempixel …

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连接WIFI的时候点开高级设置，把IP和端口填进去。

IP代理：http://www.xici.net.co

点击更多，选择双绿高匿的IP

如果不行就换个IP试试

教程是贴吧看到的: http://tieba.baidu.com/p/3548595778

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