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#Nodejs livereload install
Hint: If your Dockerfile contains an npm install you’ve gone too far. There are situations where you will want one, but probably not in the manner you think. Now, some of the above articles got this more right than others, but if you’re using a Dockerfile for development, you’ve probably already gone too far. Sure, you could exec into the container and perform some commands, install some libs, but is it really less effort at this point? You lose the flexibility of development by needing to build new containers when you have changes to dependencies change for example. Packaging it in a time where it is meant to be flexible and malleable is why many engineers have come to the conclusion the Docker isn’t for development. Your app runs differently in development. Just because “it runs the same way everywhere” doesn’t mean it should.
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When you develop on your MacBook you install different tools than you use running in production. You don’t need to package your application for development, and honestly, you really shouldn’t.ĭevelopment and production are not the same environment. You do not need to create your own.Ī Dockerfile is a way to package your application. I’m here to tell that while this is true for production, it’s the wrong approach for development. The first several results on Google all suggest the first thing you need is a Dockerfile, as well.Īfter all, how can you have a Docker environment without creating a Dockerfile? At the foundation of any Dockerized application, you will find a Dockerfile . In many tutorials, the first thing introduced is the Dockerfile. Obviously, correctly, is subjective, but I’d like to compare the typical wisdom, vs. I haven’t seen one yet that does it correctly.
#Nodejs livereload how to
I’ve seen a lot of articles lately suggesting how to use Docker for development.
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