Aws

• Cognito with Unauthenticated Identities in JavascriptMay 19, 2016
• cognito with unauthenticated identities in iOSMay 22, 2016

Trap

• got 500 error as generating API Gateway SDKMay 25, 2016

Js

• asynchronous recursive pattern in node.jsMay 31, 2016