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Serverless with AWS Lambda

Serverless with AWS Lambda

This post is an introduction to Serverless computing – often called Functions-as-a-Service. I will explain, why this is indeed the Hot-Stuff(tm) and introduce you to AWS Lambda. We will build a completely serverless application that exposes ‚Hello...
In praise of Vavr’s Option

In praise of Vavr’s Option

Null is sometimes considered the billion dollar mistake. One could argue about this forever, but certainly, null has lead to a lot of awful code. Most functional programming languages offer a concept called Option or Maybe to deal with the presence or absence of a...