The old adage says "When you hold a hammer, everything looks like a nail."
I'd say: learn the patterns, and then forget about them.
And when you'll work on an actual problem, the one pattern that is relevant to your problem will come naturally as a solution.
I'd say: learn the patterns, and then forget about them. And when you'll work on an actual problem, the one pattern that is relevant to your problem will come naturally as a solution.