As you move from your laptop to build server to UAT environment all the way to production, you’ll want to ensure that your environments are more and more production-like to catch any problems associated with these environmental differences sooner. This will be a constant balance. Sometimes the time and cost to reproduce production-like environments can be prohibitive, so you have to make compromises. Additionally, sometimes using a production-like environment can slow down feedback loops; waiting for 25 machines to install your software in AWS might be much slower than simply deploying your
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