官网：https://dotnet.github.io/
vs2015安装：
.net core sdk :
https://download.microsoft.com/download/A/3/8/A38489F3-9777-41DD-83F8-2CBDFAB2520C/packages/DotNetCore.1.0.0-SDK.Preview2-x64.exe
https://www.microsoft.com/net/download/core
https://github.com/dotnet/core/blob/master/release-notes/download-archive.md
vs2015 tool : https://download.microsoft.com/download/2/F/8/2F864C4E-6980-4AFC-B64E-0AC04837FD6C/DotNetCore.1.0.0-VS2015Tools.Preview2.0.1.exe
优势
.Net Core 最大的优势：1、跨平台；2、分解包，按需引用，3、部署灵活（传统/自宿）
文档：
微软：https://docs.microsoft.com/zh-cn/aspnet/core/tutorials/
http://www.yuanjiaocheng.net/ASPNET-CORE/newproject.html