Wha is the output from System.out.println("Hello"+null);?
Wha is the output from System.out.println("Hello"+null);?
✍: Guest
Hellonull
2023-08-24, 8563👍, 1💬
Related Topics:
Wha is the output from System.out.println("Hello"+null);?
Wha is the output from System.out.println("Hello"+nul l);?Hellonull 2023-08-24, 8564👍, 1💬
Why do threads block on I/O?
Why do threads block on I/O? Threads block on I/O (that is enters the waiting state) so that other threads may execute while the I/O Operation is performed. 2012-09-14, 2532👍, 0💬
What is a transient variable?
What is a transient variable? A transient variable is a variable that may not be serialized. 2012-09-13, 2354👍, 0💬
Can a lock be acquired on a class?
Can a lock be acquired on a class? Yes, a lock can be acquired on a class. This lock is acquired on the class's Class object. 2012-09-17, 2353👍, 0💬
Is null a keyword?
Is null a keyword? The null value is not a keyword. 2012-09-18, 2290👍, 0💬