http://www.codeproject.com/Articles/37250/One-Way-Two-Way-and-One-Time-Bindings-using-Silver

http://stackoverflow.com/questions/2305179/what-are-the-various-wpf-binding-modes

http://geekswithblogs.net/mamta_m/archive/2010/07/04/wpf-binding-mode.aspx

http://stackoverflow.com/questions/10475130/why-use-inotifypropertychanged-with-bindings-in-wpf

http://www.codeproject.com/Articles/42536/List-vs-ObservableCollection-vs-INotifyPropertyCha

asyncronus download image using c#

http://codesimplified.blogspot.in/2013/11/asynchronous-file-download-from-web.html

Windows install mac machine in windows Development

https://stormpath.com/blog/ultimate-guide-to-using-visual-studio-on-a-mac

https://msdn.microsoft.com/en-us/windows/uwp/porting/setting-up-your-mac-with-windows-10

http://www.appcelerator.com/blog/2016/05/using-bootcamp-for-windows-10-development-on-a-mac/

http://www.blogaboutxamarin.com/a-nice-combination-fusion-vm-using-boot-camp-windows/