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- Interests
- Computer Science, Film, Wrestling, Books
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I've been having this issue for a while and can't figure out how to fix it. I have one activity with four fragments. I'm having an issue with one fragment. I have a button on this fragment that when pressed needs to add another button. This works. However when I … 
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I have the numbers 0-8 so I can represent a state as 012345678 012345687 .... 876543201 876543210 This gives me 40320 ways to represent a state so I have a HashMap of size 40320 and I need a good way to make sure each state only corresponds to 1 key … 
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I have the numbers 0-8 so I can represent a state as 012345678 012345687 .... 876543201 876543210 This gives me 40320 ways to represent a state so I have a HashMap of size 40320 and I need a good way to make sure each state only corresponds to 1 key …
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Alright so in my Data Structures class we have a program due sometime next week. I pretty much know how I'm going to do it, but I need help with one method of the program. I need a way to go through every possible order of 6 unique numbers. I …
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go through every combination ie(0,0,0,0),(0,0,0,1), .... ,(3,3,3,3) But in a general way such that it's always 0-3, but it may be 4 digits or it may be 5 digits or any other number? If I know the length I could do nested for loops, but since I don't...is there an …
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Ok so I'm working on an assignment for my CS class. One of the methods needs to check that a string is a valid input and the easiest way is to use the .matches method. my method is [CODE] static boolean validateCourseId(String courseId) { boolean valid = courseId.matches("^CS [1234]\d\d\d$"); return … 
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In high school I learned Pascal and C++. Everything from hello world to search trees, to graphical battleship with AI. Now I'm a freshman in college and in my CS1 class we are using Java, but after 2 months we are just now on arrays. Basically I was just hoping … 
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Okay so we are doing a BankAccount program in my CS class. One method is supposed to return the information like this - Account Name: <name here> Account Number: <number here> Account Balance: <balance here> The instructions say to return it on multiple lines using the \n command. How do …
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Hello all. I'm creating a checkers program using C++. My board and pieces all display fine and everything works smoothly after pieces move and jump. The only problem is that after 12 successful moves it cuts off every time and I can briefly read something like BGI graphics error or …
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I need to create a linked list where I can continue to input integers and I'm not sure what I'm doing wrong, but every time I run it I'm allowed to enter two numbers and then I get exit code 216 saying I'm accessing memory I'm not allowed to. [CODE]Program …
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