原创 Callable和Future
// 創建一個線程 ExecutorService executorService = Executors.newSingleThreadExecutor(); Future<String> future = e
原创 Callable和Future
// 創建一個線程 ExecutorService executorService = Executors.newSingleThreadExecutor(); Future<String> future = e
原创 Java緩存和讀寫鎖
先說最常見的一道面試題:hibernate 中的load()方法和get()方法的區別用這些代碼解釋最好User user = session.load(id,User.class); User user = session.