PinnedZac CharlesDeep Dive: Lambda’s Request Payload Size Limit (2/2)Everything you should know about Lambda’s request payload size limit, RequestEntityTooLargeException errors, and how API Gateway fits in.Aug 24, 20221Aug 24, 20221
PinnedZac CharlesDeep Dive: Lambda’s Response Payload Size Limit (1/2)Everything you should know about Lambda’s response payload size limit, ResponseSizeTooLarge errors, and how API Gateway fits in.Aug 10, 20221Aug 10, 20221
PinnedZac CharlesLooking at LambdaShell.com after 3+ yearsSince 2018, lambdashell.com has challenged visitors to do their worst. In this post, I take a look at what is possible 3+ years on (a lot).Dec 23, 20213Dec 23, 20213
PinnedZac CharlesHow to Trigger a Lambda Function Every 5–10 SecondsThis post presents a solution involving EventBridge, two Lambda functions and an SQS queue. It’s surprisingly accurate. Code is on GitHub.Aug 6, 20212Aug 6, 20212
PinnedZac CharlesHow to Enable/Disable a Lambda Trigger on a ScheduleOne solution using Lambda and another using a API Gateway. But first, let’s discuss why you want to do this and what you could do instead.Mar 13, 2021Mar 13, 2021
Zac CharlesUnofficial SQS DLQ Redrive API DocumentationThe API actions for SQS’s DLQ redrive aren’t missing; they’re just undocumented. This post aims to be those missing docs (unofficially).Apr 12, 20232Apr 12, 20232
Zac CharlesDoes Maximum Concurrency Solve the Lambda+SQS Issue?AWS has added Maximum Concurrency to Event Source Mappings. We now have a solution to the Lambda+SQS issue, but watch out!Jan 16, 20235Jan 16, 20235
Zac CharlesAnother Way to Trigger a Lambda Function Every 5–10 SecondsThis follow up to my recent post presents another solution which uses Step Functions instead of Lambda & SQS. It has some trade-offs.Aug 7, 20213Aug 7, 20213
Zac CharlesS3 Uploads — Proxies vs Presigned URLs vs Presigned POSTsWhat’s the best way to upload a file from a browser to S3? This post compares several options and provides an example codebase.Apr 12, 202015Apr 12, 202015
Zac CharlesA Close Look At .NET Core 3.1 on AWS LambdaThis post looks under the hood at Lambda’s .NET Core 3.1 support, presents benchmark results, and reviews previous recommendations.Apr 1, 20205Apr 1, 20205
