It’s been two years since I last wrote about Lambda layer and when you should use it. Most of the problem I discussed in that original post still stands: It makes it harder to test your functions locally. You will still need those dependencies to execute [...]

An interesting question came up in a conversation today: “How should I manage the Route53 DNS records in a multi-account environment?” Suppose you have configured an AWS Organization with different accounts for dev, staging and production environments. An[...]

While the physicists investigate the nature of the mysterious portal that has recently appeared in North London, several human beings recently came through the portal, which appears to be a gate into an alternative universe. As we understood from the last[...]

In the last post I discussed my preferred approach for modelling multi-tenant applications with AppSync and Cognito. This approach supports the common requirements in these applications, where there are a number of distinct roles within each tenant. This [...]

One thing Dr. Hermans mentioned in her book is retrieval practice. I have heard this term in other pedagogical literature. It basically means trying to remember some piece of information without reference to a memory aid.

Background As I wrote in my earlier blog post about using OSC to control a Behringer XR16, I’m working on code to make our A/V system at church much easier to work with. From an audio side, I’ve effectively accomplished two goals already: Remove the intim[...]

Thank you to Josh for asking this question on the AppSync Masterclass forum. His original question goes like this: Let’s say I want to add a one-to-many relationship from Profile to a new property called “Tag” (a complex object with “name” and “color” pro[...]

Sandy was a brilliant kid. School was a matter of course for her, she got mostly As without any major effort. What made Sandy special though was her affinity for music, and she truly loved it and it came to her naturally. Even as a middle schooler she wou[...]