How do you manage environment variables in your DevOps processes and what coding techniques have you found effective

Question

In the context of DevOps processes, environment variables actually serve to configure applications by avoiding the need to hard code values themselves. Thus, they entail loads of flexibility and security. When used correctly, environment variables make for easy and smooth deployment. Using them appropriately also promotes team collaboration. Here, we discuss best practices and tools for coding to manage your environment variables within your DevOps workflows