AWS Developer Tools Blog

Category: JavaScript

AWS Lambda Support for Node.js 4.3.2 Runtime

We are pleased to announce that in conjunction with the availability of Node.js 4.3.2 in AWS Lambda, Version 2.3.2 of the AWS SDK for JavaScript (in both Node.js and in the browser) supports the passing in of “nodejs4.3” as a value for the Runtime parameter for the createFunction and updateFunctionConfiguration operations. Now that the Node.js […]

Support for Promises in the SDK

Today’s release of the AWS SDK for JavaScript (v2.3.0) introduces support for promises when calling service operations. Promises provide an alternative to the use of a callback function to manage asynchronous flow. They allow treating asynchronous calls as a variable, simplifying error handling and providing greater control over handling results from asynchronous calls. For more […]

Announcing the HAQM DynamoDB Document Client in the AWS SDK for JavaScript

Version 2.2.0 of the AWS SDK for JavaScript introduces support for the document client abstraction in the AWS.DynamoDB namespace. The document client abstraction makes it easier to read and write data to HAQM DynamoDB with the AWS SDK for JavaScript. Now you can use native JavaScript objects without annotating them as AttributeValue types. This article […]

AWS SDK for JavaScript Office Hour

The AWS SDKs and Tools team invites you to the first-ever online office hour hosted by the maintainers of the AWS SDK for JavaScript. It will be held via Google Hangouts at 10:00-11:00am PDT (UTC -7:00) on Tuesday 6/30. If you don’t have one already, you will need to create an account with Google to join […]

Announcing CORS Support for HAQM EC2

We are pleased to announce that HAQM EC2 now supports CORS requests, which means you can now use the AWS SDK for JavaScript in the Browser to access your HAQM EC2 resources. The following example code snippet shows how to make requests to HAQM EC2: In your HTML file: <script src=”http://sdk.amazonaws.com/js/aws-sdk-2.1.34.min.js”></script> In your JavaScript file: […]

Creating HAQM CloudFront Signed URLs in Node.js

HAQM CloudFront allows you to use signed URLs to restrict access to content. This allows you to securely serve private content, or content intended for selected users using CloudFront. Read more about how CloudFront signed URLs work. This article describes how to generate HAQM CloudFront signed URLs in Node.js. To generate signed URLs, you can […]

Authentication in the Browser with HAQM Cognito and Public Identity Providers

Our earlier blog post introduced authentication with HAQM Cognito in the browser. HAQM Cognito has since simplified the authentication workflow. This article describes authenticating the SDK in the browser using HAQM Cognito and supported public identity providers like Google, Facebook, and HAQM. Step 1 and Step 2 outline registering your application with a public identity […]