I shall give you the book _____ you return it no later than tomorrow.
A: Could I trouble you to return these two books for me?
B: _______
以下关于return语句的描述,错误的是()
1. public class ReturnIt { 2. return Type methodA(byte x, double y) { 3. return (long)x / y * 2; 4. } 5. } What is the narrowest valid returnType for methodA in line2?()
According to the following statement, can you tell me which term is described?() It is the air return for an air conditioned system. In most buildings, the area above a drop ceiling orunder a raised floor is used as the air return (source of air) for the air conditioning. Those drop ceiling and raised floors are also where wire is often installed. If wire and cable is installed in a dropceiling or raised floor, it is out of sight. If that cable were burning, it would give off toxic fumes.These would be fed to the rest of the building by the air conditioner. As a result, people could beinjured even though they are a long way from the fire.
I forgot to return the book to you yesterday. So I()today.
class A { public byte getNumber() { return 1; } } class B extends A { public short getNumber() { return 2; } public static void main(String args[]) { B b = new B(); System.out.println(b.getNumber()); } } What is the result?()
1. class A { 3. public String to String() { 4. return “4”; 5. } 6. } 7. class B extends A { 8. public String toString() { 9. return super.toString() + “3”; 10. } 11. } 12. public class Test { 13. public static void main (String[] args) { 14. System.out.printIn(new B()); 15. } 16. } What is the result( )?
How much does a return ticket to Newcastle cost?
若程序中定义了以下函数 double myadd(double a,double b) { return(a+b); } 并将其放在调用语句之后,则在调用之前应该对该函数进行说明,以下选项中错误的说明是()