csharp:ASP.NET SignalR

http://signalr.net/

https://github.com/SignalR/SignalR

http://www.asp.net/signalr

http://www.cnblogs.com/shanyou/archive/2012/07/28/2613693.html

http://www.codeproject.com/Articles/524066/SignalR-Simple-Chat-Application-in-Csharp

http://blog.csdn.net/kesalin/article/details/8166925

https://github.com/fanpan26

http://www.codeproject.com/Articles/315938/Real-time-Asynchronous-Web-Pages-using-jTable-Sign

http://www.codeproject.com/Articles/404662/SignalR-Group-Notifications

 https://magick.codeplex.com/

http://graphicsmagick.codeplex.com/

https://imagemagick.codeplex.com/

https://github.com/dlemstra/Magick.NET

c_sharp cookbook

C# Cookbook

http://shop.oreilly.com/product/9780596003395.do

C# Cookbook, 2nd Edition

http://shop.oreilly.com/product/9780596100636.do

C# 3.0 Cookbook, 3rd Edition

http://shop.oreilly.com/product/9780596516109.do

C# 6.0 Cookbook, 4th Edition

http://shop.oreilly.com/product/0636920037347.do

http://download.csdn.net/detail/gattaca2011/9309483