Chapter 2. A Head Start on Patterns

We are constantly facing new design problems. We always solve the problems, but sometimes we find that we have backed ourselves into a corner. Sometimes we find that the solution has serious drawbacks, and sometimes we create bad solutions. By reusing good, well-proven, and flexible solutions we minimize these risks and we reach the desired result faster. A tool to use for this is patterns. Thanks to the higher abstraction level that comes from patterns, we can also start and succeed with even larger design problems. Pattern awareness also leads to better understanding between developers—system development is very much about communication.

I’ve heard it many times. Patterns are academic nonsense, useless and ...

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