German phrase
Ich habe den Dreh raus!
Meaning
I've got the hang of it!
When to use it
You know how to do it now. It is a casual phrase used after practice.
Example dialogue
Weißt du jetzt, wie man den Papierflieger faltet?
Do you know how to fold the paper airplane now?
Ja, ich habe den Dreh raus!
Yes, I've got the hang of it!