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start learning

Question		Answer
int size(); start learning		Metody podstawowe;
boolean isEmpty(); start learning		Metody podstawowe;
boolean contains(Object element); start learning		Metody podstawowe;
boolean add(Object element); start learning		Metody podstawowe;
boolean remove(Object element); start learning		Metody podstawowe;
Iterator iterator(); start learning		Metody podstawowe;
boolean containsAll(Collection c); start learning		Metody hurtowe;
boolean addAll(Collection c); start learning		Metody hurtowe;
boolean removeAll(Collection c); start learning		Metody hurtowe;
boolean retainAll(Collection c); start learning		Metody hurtowe;
void clear(); start learning		Metody hurtowe;
Object[] toArray(); start learning		Konwersja kolekcji do tablicy;
Object[] toArray(Object a[]); start learning		Konwersja kolekcji do tablicy;

java. util. Collection