Lambda Response Streaming allows sending incremental responses, but those response chunks can arrive long after you write them. They are buffered in a rather unexpected way, delaying all messages you stream. But there is a workaround to force the stream to flush.Read more »
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CDK generates Logical IDs used by the CloudFormation to track and identify resources. In this post, I’ll explain what Logical IDs are, how they’re generated, and why they’re important. Understanding this will help you avoid unexpected resource deletions and baffling “resource already exists” errors during deployment.Read more »
re:Invent 2022, the annual AWS conference in Las Vegas, is now behind us. I did not attend in person, but that gave me time to consolidate this list of top new serverless features while everyone else is sleeping off the intense 5-day conference. And I envy them just a little.Read more »
Yes, you can run Machine Learning models on serverless, directly with AWS Lambda. I know because I built and productionized such solutions. It’s not complicated, but there are a few things to be aware of. I explain them in this in-depth tutorial, where we build a serverless ML pipeline.Read more »
Security is not convenient. That’s probably why the CDK, by default, uses
AdministratorAccess Policy to deploy resources. But we can easily change it and increase the security of our AWS account, following the least privilege principle with a minimal additional burden.
Until recently, I was skeptical about the AWS CDK. I believe in Infrastructure as Code (IaC), but with the “code” being YAML. But after using CDK in real projects, the amount of heavy lifting it does and the vast reduction of a boilerplate code changed my view.Read more »