Jeff Bailey questions

Jeff Bailey answers

• GraphQL type descriptions with AppSync
• AWS AppSync Event Subscription Filtering on Cognito User
• Error : This identity pool does not support the specified developer provider
• Access requested fields in resolver mapping template
• Amazon Cognito iOS
• AWS for user management
• How can I get the cognito IdentityId of the user
• Access control on S3 objects for a group of cognito identities
• Amazon S3 bucket policy for uploading and viewing pictures
• AWS Cognito IntitiateAuth: Missing required parameter UserName