Replacing a Legacy Web App
You may have heard this old joke: the only way to move a mountain is one stone at a time. Legacy application migrations are nearly impossible to handle all at once. You have to break the problem into manageable pieces to even have a chance. Over the course of this section, we’ll walk you through this process. The resources available to you and the size of your platform certainly has an effect on how long this process will take, but the process will remain the same. There’s a political element and a technical one.
The political element involves setting expectations and managing risk. Throughout this book, we stress the importance of setting expectations. Programming is more than 1s and 0s. Successful programmers communicate. ...
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