AWS Developer Tools Blog

Using Amazon Corretto (OpenJDK) for lean, fast, and efficient AWS Lambda Applications

Using Amazon Corretto (OpenJDK) for lean, fast, and efficient AWS Lambda By Guest Blogger Adam Bien In this post, I will discuss how you can launch large, monolithic applications on top of AWS Lambda, and I’ll show that they perform well and are cost effective. You’ll learn that the same application you develop for Lambda […]

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Version 1 of the AWS Cloud Development Kit (AWS CDK) is now in maintenance mode

The AWS Cloud Development Kit (AWS CDK) version 1 (v1) for JavaScript, TypeScript, Java, Python, .NET and Go is now in maintenance mode. AWS CDK v1 is no longer receiving higher-level “L2” construct updates for new or existing services. It will continue receiving updates for new and updated resource level “L1” constructs, critical bug fixes, and security updates only.  We […]

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Announcing the end of support for Node.js 12.x in the AWS SDK for JavaScript (v3)

Starting November 1, 2022, AWS SDK For JavaScript (v3) will no longer support Node.js 12.x which was EOL on April 30, 2022. We encourage you to upgrade to Node.js 14.x or later. We recommend Node.js 16.x, which was released on April 26, 2021 and became active LTS on October 28, 2021. For Lambda users, AWS […]

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Tuning Apache Kafka and Confluent Platform for Graviton2 using Amazon Corretto

Tuning Apache Kafka and Confluent Platform for Graviton2 using Amazon Corretto By Guest Blogger Liz Fong-Jones, Principal Developer Advocate, Honeycomb.io Background Honeycomb is a leading observability platform used by high-performance engineering teams to quickly visualize, analyze, and improve cloud application quality and performance. We utilize the OpenTelemetry standard to ingest data from our clients, including […]

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Using atomic counters in the Enhanced DynamoDB AWS SDK for Java 2.x client

We are pleased to announce that users of the enhanced client for Amazon DynamoDB in AWS SDK for Java 2.x can now enable atomic counters, as well as add custom DynamoDB update expressions through the enhanced client extension framework. Customers have told us that they want improved performance and consistency when updating table records. The […]

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TLS 1.3 Incompatibility with AWS SDK for Java versions 1.9.5 to 1.10.31

AWS works to ensure that your Java applications connect using the most modern encryption protocols that provide performance and security advances. This includes Transport Layer Security (TLS) version 1.3, which we are actively adding support for in all of our services. This blog is to notify you that older versions of the AWS SDK for […]

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Announcing the end of support for Internet Explorer 11 in the AWS SDK for JavaScript (v3)

Starting October 1, 2022, AWS SDK For JavaScript (v3) will end support for Internet Explorer 11 (IE 11). The browser artifacts published in our npm packages will no longer target ES5. If your browser application depends on the AWS SDK for JavaScript (v3), we encourage you to support only modern secure and evergreen browsers like […]

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Tips & Tricks: Delaying AWS Service configuration when using .NET Dependency Injection

Tips & Tricks: Delaying AWS Service configuration when using .NET Dependency Injection The AWSSDK.Extensions.NETCore.Setup package provides extensions for enabling AWS Service Client creation to work with native .NET Dependency Injection. Bindings for one or more services can be registered via the included AddAWSService<TService> method and a shared configuration can be added and customized via the […]

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Introducing .NET Annotations Lambda Framework (Preview)

Recently we released the .NET 6 managed runtime for Lambda. Along with the new Lambda runtime we have also been working on a new framework for writing .NET 6 Lambda functions called Lambda Annotations. The Annotations framework makes the experience of writing Lambda feel more natural in C#. It also takes care of synchronizing the […]

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Error Handling in Modular AWS SDK for JavaScript (v3)

In the version 3.53.0 of the modular AWS SDK for JavaScript (v3), we introduced concrete classes for AWS service exceptions which support asserting service exceptions with instanceof operator. In this post, we cover how to use it and how it improves the error handling experience. Why did we do it? Previously, the AWS SDK for […]

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