all the details, especially the complicated or difficult ones :
the ins and outs of the problem
He quickly learned the ins and outs of the job.
all the details, especially the complicated or difficult ones :
the ins and outs of the problem
He quickly learned the ins and outs of the job.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005