Какие из следующих классов являются потокобезопасными?
👍🏼 — HashMap, ArrayList, CopyOnWriteArrayList, ConcurrentHashMap
🔥 — ConcurrentHashMap, CopyOnWriteArrayList
👾 — HashMap, ConcurrentHashMap, CopyOnWriteArrayList
⚡️ — ArrayList, CopyOnWriteArrayList, ConcurrentHashMap
BY Библиотека задач по Java | тесты, код, задания
Traders also expressed uncertainty about the situation with China Evergrande, as the indebted property company has not provided clarification about a key interest payment.In economic news, the Commerce Department reported an unexpected increase in U.S. new home sales in August.Crude oil prices climbed Friday and front-month WTI oil futures contracts saw gains for a fifth straight week amid tighter supplies. West Texas Intermediate Crude oil futures for November rose $0.68 or 0.9 percent at 73.98 a barrel. WTI Crude futures gained 2.8 percent for the week.
Библиотека задач по Java | тесты код задания from id