to stay out of trouble; to behave properly
rester à l'écart des problèmes; se comporter correctement (rester a l'ecart des problemes; se comporter correctement)
"He’s been keeping his nose clean since he got that new job."
"Il est resté à l'écart des problèmes depuis qu'il a obtenu ce nouveau travail." (Il est reste a l'ecart des problemes depuis qu'il a obtenu ce nouveau travail.)
when a model performs well on training data but poorly on un...
something that is expected to happen soon
to adjust to new conditions or circumstances
to spend time doing casual activities
to say something without thinking carefully or checking
old-fashioned or not keeping up with modern ideas