AWS Lambda Tutorial

AWS Lambda Quick Guide
AWS Lambda is a service which performs serverless computing, which involves computing without any server. The code is executed based on the response of events in AWS services such as adding/removing files in S3 bucket, updating Amazon dynamo dB tables, HTTP request from Amazon API gateway etc.
Working with Amazon API Gateway
AWS Lambda function can be invoked on HTTPS url. It can be done on GET, POST, PUT. When the HTTPS url is invoked, the AWS Lambda function can also triggered and the data passed to HTTPS using get/post can be made available inside AWS Lambda to be used to insert in DynamoDB or to send mail etc.
Using Lambda Function with Amazon SNS
Amazon SNS is a service used for push notification. In this chapter, we will explain working of AWS Lambda and Amazon SNS with the help of an example where will perform the following actions ?
Deleting Lambda Function
Deleting AWS Lambda function will remove the AWS Lambda from the AWS console. There are 2 ways to delete AWS Lambda function.
AWS Lambda Function in Java
In this chapter, let us understand in detail how to create a simple AWS Lambda function in Java in detail.
AWS Lambda Function in Python
In this chapter, we will create a simple AWS Lambda function in Python and understand its working concepts following detail.