• Programming Quickies
• 1 Min Read
• 23rd July 2021

Returning from a Callback Based AWS Lambda Handler

A Stack Overflow self-answer, where I discover that the callback based handlers module.exports = function(event, context, callback) { //.. callback(null, 'my response') } do not return immediately upon calling the callback. In fact, the callback has nothing to do with when these functions will return. When AWS Lambda runs your function [...]

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• Programming Quickies
• 12 Min Read
• 18th July 2021

Customizing the Behavior of AWS Lambda

The Amazon AWS Lambda service allows you to execute a function without worrying about the server your code runs on. However, there’s still “a server” running your code. Amazon doesn’t share or promise many details of what this server is or how it works (VMs, containers, some proprietary software, etc). For most [...]

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