How do you program differently in dynamic languages?

Question

How would someone who really knows how to take advantage of dynamic programming languages approach programming differently than someone working in a static language?

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Answer 1

My biggest gains are in mapping between databases and objects (ORM).

If there is no concept of a type, it becomes very easy to say assign every column in a row to a value in an object. Of course the trade off is that there can be a mismatch between the type of value you think is there and what type the computer does.