If you haven’t read yet the part 0 of this series is here. Who is routing the requests to your app PaaS platform host application for many users, so when you create an application in the platform how the platform sends the proper request to the correct application. I guess you don’t want someone else receives your request. Here comes the routing component responsible for sending the incoming request to the correct application.

If you want to install git or python once Terraform create your EC2 instance.

Lambda The lambda’s principal aim in java is to make more readable and concise code. For that, Java lambda has the following property: They are anonymous function because you don’t need to name them In opposition to a method, they are not attached to a particular class. You can pass them around as an argument to other methods and stored them. Normal order Normal order is about executing a function only if needed in opposition to applicative order where what we see when we read the code is executed.

Are you ever ask yourself how Platforma as a Service (PaaS) work? Then you are in the right place welcome to How to PasS part 0 (yes part 0, table index start at 0 no ?). What a PaaS ? Let’s begin by defining what PaaS, for some of us it’s where we push our fifteenth side project code on free tiers plan and it’s get run by some nice peoples (thanks to them!