I’m new at stackoverflow and coding. I’m trying to make a method for validating the user input. The user is only allowed to answer, add, show or exit. But I keep getting stuck in the first while loop. I tried to change it to !userChoice.equals.. but it is not working. What am I doing wrong. Answer Your posted code has
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Tag: return
Why do assertions in Java act as a “missing return statement” whereas throw statements do not?
I have a class with the following field and method: The compiler doesn’t like this, giving me a “missing return statement” error, whereas this compiles fine: As far as I can tell, these two methods should function exactly the same and do the exact same thing with the former being slighly more readable (at the expense of a less detailed
Java Streams return throws error Unexpected return value
I am quite new to Java streams and I am trying to implement a method using the streams but when I try to return the value it’s throwing me the error Unexpected return value. I just wanted to know what am I doing wrong. Following is the return within the Arrays.stream value which is throwing the error: However, if I
Two sum return statement returns nothing
I’m trying to attempt a problem where I must add two elements in an array to equal a target integer value. I think my code is correct and will return the desired target however the return statement is not returning any value. why is this and how can I fix it? Thanks Answer break is wrongly used. Also, you have
ANTLR4 Return values from a function
Im making a programming language as a project at my University and I’ve run into a problem with adding a return statement in functions. This is my grammar: And here is the custom visitor To help with transferring data I have made classes to carry values and function data. The problem I have atm is when I make a function
How to use a HashMap returned from a method
Here I have a program which creates a HashMap within a method This program doesn’t work due to the fact that in the main method “abilities” cannot be found. How can I make it so I can use my HashMap in the main function. Answer Try it out
Fix the int convert and add a return for a class [closed]
I have a code done but has a couple of issues that need to be fixed, however, I tried many different ways is not work, could anyone give me some help here? My error parts are total = getScore; and …
Why is function not returning array in Java?
I’m making a small script to calculate the Fibonacci sequence by having an array to give how many digits i want, I just can’t figure out why my fib function is saying that there is no array being …
Method Returning False but expected true [closed]
The below code is for reversing a 3 digit number and then checking while they are equal. Main method public class Main { public static void main(String[] args) { boolean result= …
Does a finally block always get executed in Java?
Considering this code, can I be absolutely sure that the finally block always executes, no matter what something() is? try { something(); return success; } catch (Exception e) { …
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