[Solved] Try-Catch-Finally c# in Console [closed]

Other than what people already said about the try…catch…finally block, I believe what you’re looking for is try { file = new FileStream(“example.txt”, FileMode.Open); file.open(); } catch (Exception ex) { MessageBox.Show(ex.Message); } But you need to add reference to System.Windows.Forms in your project and add the using statement to your class using System.Windows.Forms; Or, if … Read more

[Solved] 0 cant be divided using try and catch java [closed]

Simply throw-catch an Exception such as proposed ArithmeticException or create your own: try { if(num2 == 0){ throw new ArithmeticException(); } } catch (ArithmeticException e) { System.out.println(“Please input another integer than zero”); } solved 0 cant be divided using try and catch java [closed]

[Solved] Try/catch doesn’t run full code

Most probably your code runs into an exception. Add a e.printStackTrace() to your catch clause and execute your application again to see what is printed on the console. try { // your code } catch (Exception e) { e.printStackTrace(); } That should help. 1 solved Try/catch doesn’t run full code

[Solved] Whats Happening in this for loop? [closed]

It is simple: Address = Address.concat(String.valueOf(i)); Address initailly had a whatever value: In your for loop you are appending the i current value, but you don’t delete the previous value! So it is going to as 5.20.86. and 012345678910 than 012345678910 11 12 13 14 and so on. I hope it is a … Read more

[Solved] Is it possible to avoid integers,floats and special characters using try-except statement only?

That is reinventing the wheel, use str.isalpha You could use assert and AssertionError from string import ascii_letters value = None while True: try: value = input(“Give a value: “) assert all(c in ascii_letters for c in value) break except AssertionError: print(“Invalid input, try again”) print(“Valid input:”, value) Give a value: aa! Invalid input, try again … Read more

[Solved] Java “try without catch” and “catch without try” [closed]

You can’t put reader.close() between the try and the catch. Either put it in a finally block, or use a try-with-resources. Like, try (BufferedReader reader = new BufferedReader(new FileReader(filenameIn))) { reader.readLine(); for (int i = 0; i < personArray.length; i++) { String[] data = reader.readLine().split(“/t”); // <– should be \\t for tab. personArray[i] = new … Read more

[Solved] NumberFormatException – try/catch for parse value

You are catching InputMismatchException but typing a letter instead of a number raise a NumberFormatException. You can use a generic catchexception: try { } catch(Exception e){ //<– Generic exception } Or use multiple catch block: try { } catch(InputMismatchException | NumberFormatException e ){ //<– Multiple exceptions } Updated to explain why InputMismatchException doesn’t work: That’s … Read more