Inter-service messaging with ZeroMQ and Node.js
ZeroMQ is small, fast and very easy to use messaging library, which works equally well both within the same process and over the network. Despite being written …
Asynchronous communication with message queue
In previous posts I mentioned ‘microservice communication’ quite often, but never actually explained how exactly that happens. Because of services isolation, choices of transport are …
Microservice challenges
Everybody talks how good microservices are, but it’s less popular subject what challenges it brings. As any other tool it is good at solving one kind of problems, …
Quick intro to docker-compose
What is docker-compose Like docker itself allows managing single container, docker-compose makes it easy to control not just one, but all containers that make distributed app. …
Communication between Docker containers
Having an app running from within Docker container is fun, that’s for sure. But do you know what would be even more fun? Many apps running from within …
3 ways to dockerize existing Node.js app
Imagine you have Node.js app you would like to run from within Docker container. Maybe you want to check if it still works on ‘another’ …
Quick intro to Docker
What’s Docker. On the surface Docker looks like another virtual machine (VM). Just pick Ubuntu image with hello-world app inside, type docker run ubuntu hello-world in your terminal of choice, …
Playing with microservices
Recently I was asked to build a small internal app: dynamic dashboard for one of our projectors, which are hanging all over the office and display some company info …