VBA error handling anticipates and resolves runtime errors during code execution. Runtime errors occur during code execution, like referencing non-existent objects. On Error GoTo 0 stops code execution and displays standard error message
Excel division uses '/' symbol to perform arithmetic operations. Division formula must start with '=' sign to avoid date values. Excel follows PEDMAS order: parentheses, exponentiation, division/multiplication, addition/subtraction
Exit() function terminates current running Python script. Program immediately stops running when exit() is called. Default exit status is 0, non-zero indicates error
Python lists store ordered values starting from index 0. List indices end at list length minus 1. Index method returns first occurrence of list item
Try block tests code for errors. Except block handles errors. Else block executes when no errors occur. Finally block executes regardless of try-except result
Try...catch statement consists of try block and one or more catch/finally blocks. Try block executes first, catch block handles exceptions. Finally block always executes before control flow exits