For this programming assignment, we are supposed to find the index of a duplicate in this array for one row of a sudoku puzzle. I have this method, static boolean equals(int[] a, int[] a2): boolean …
Tag: if-statement
Trying to understanding Exit, Loop, Method and If and Else [JAVA]
Hello guys I need help with my code. I am trying to understand how to use the method, loop,if-else statement, and exit code. So I’m writing a simple calculation base on the user choice but right now I …
Skipping To The Next if Statement from Inside a for Loop
I’ve been learning some Java in my spare time and I’m a beginner, so I’m very sorry if I don’t understand some simple concepts. I’ve been trying to make a “Robot” move around an already made …
Is it possible to decrement counter within a condition?
i am trying to detect a jokerStraightFlush when analysing a poker hand. I need to add a feature where this hand works 8S JK 6S JK 4S. The JK are jokers. I am using the exact same code logic as https://…
Rockpapergame with rounds and counter variables – java
I am creating a rock paper project which has the following requirement: Continually plays rounds of rock, paper, scissors until one of the players wins three rounds. At that point, the program …
Why using an if statement inside a paintComponent(Graphics g) method invalidates all code inside the method?
I’m trying to create a JFrame object which contains a JPanel object. Inside the JPanel object there are 3 JButtons that when clicked, are intended to change the background color of the JPanel. I also want to draw an image which size equals the one of the JPanel object to give the impression of a background image but as you
Why the if condition runs the other way
the value passed fromjsonObject.getString(“firstName”); to firstNameValidateUser is null as it doesn’t have any value, I need to run the following code which contain String firstName=jsonObject.getString(“firstName”);…. till returnedUser = new User(firstName, lastName, user.userName, user.password, birthDate, position,qualification,email); when the value of firstNameValidateUser is null. How do I check it,I have used the if condition to check if the firstNameValidateUseris null ,but from
Why does my for loop only return first value in JTable?
So I’m using this for loop to go through the values held in the first column. Then the if statement deletes the row if the value entered by the user is equal to the the value held in String hold. I am able to delete the first row but can not delete any row after that. What am I doing
Nested if-else behaviour without braces
Consider the following unformatted nested if-else Java code My question is: according to the Java language specifications, to what if does the else branch apply? By hand-reformatting and adding braces, which of these two is correct? Block 1: Block 2: Answer From the Java Language Specification: The Java programming language, like C and C++ and many programming languages before them,
Two conditions in one if statement does the second matter if the first is false?
Okay, so I have this piece of code tested and I found there isn’t any exception thrown out. Does the statement here mean that if the first condition is false we don’t even have to check the second condition? Or it equals to ? And, what if it is written in C or python or some other languages? Thanks Answer