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So far, we have covered five “plays” we can run during a legacy migration. These plays can be used independently, or they can be used together; it all depends upon the situation. Each solution/situation is somewhat unique. Each legacy project requires a different approach. Sometimes the right answer is to leave the existing solution in…

Martin Fowler is held in high regard around our office. Two of his creations are referenced a lot: the idea of design stamina hypothesis and his strangler pattern for legacy migration. When we engage in work on a legacy application, the strangler pattern often comes up. Ironically, we will refer to it as the strangler…

Rarely do legacy systems have any sort of automated testing in place. Usually, all testing has been completed manually on the project. And when this is the case there often isn’t an obvious spot in the solution to add a unit test. Adding tests to an existing project can be extremely painful. There is a…

2019 was another fun and productive year here at Don’t Panic Labs. As I look back, I’m a bit surprised by how many projects we completed and the number of clients we were able to help by creating value for their businesses. Here are what I see as highlights of 2019. (More) to the Cloud…

Working in a legacy system runs the gamut of difficulty: it can be easy, sometimes challenging, and other times almost impossible. It is hard to know which of these experiences you will face until you get in there and do a little work. If you already have a good understanding of the legacy system you’re…