Created java package and file.
Added comments and strings for program.
Added two method place holders for error handling.
changed methods to booleans
added arraylist for posOperations and added posOps
Added square root operation option to arraylist
added boolean set to true in posOp method
added string for userinput and while stub for loop.
Added for stub to check userinput.
Added if contains boolean
changed method for user operations to int.
added if/else statement to for/while loop in user operations method.
removed else from for loop. added print line to while loop.
changed while loop to while not true.
completed operations method to the best of my current ability/thought process.
changed user digit check method to return an int.
changed return value for digit check to double and changed input to double.
added boolean for loop to digit check method.
Changed input on digit check method to scanner.
removed scanner for input method, moved inside method.