Unity3d Skills http://answers.unity3d.com/questions/9729/how-can-i-display-a-flat-background-2d-image-not-a.html http://www.mat-d.com/site/unity-3d-webcamtexture-rotation-problem-with-android-how-to-rotate-the-camera-picture/ http://forum.unity3d.com/threads/alpha-mask-shader-help.181605/ http://answers.unity3d.com/questions/431080/fullscreen-webcam-texture-behind-everything.html https://github.com/keijiro/WebCamRotation
how to get data from gcm google cloud messaging notification in android http://techlovejump.com/how-to-get-data-from-gcm-google-cloud-messaging-notification-in-android/
Automatically Detect and Recognize Text in Natural Images http://www.mathworks.com/help/vision/examples/automatically-detect-and-recognize-text-in-natural-images.html
mobile push send custommessage http://docs.aws.amazon.com/sns/latest/dg/mobile-push-send-custommessage.html
a regular expression to validate email http://blog.michaelhidalgo.info/2015/03/a-regular-expression-to-validate-email.html?view=snapshot
