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How to catch multiple exceptions explain with example?
If multiple blocks match the exception type, the first block in which matches the kinds of the exception catches it. public class HelloThere {
public static void main(String[] args) { int repeat; try { // possible NumberFormatException and ArrayIndexOutOfBoundsException repeat = Integer.parseInt(args[0]); // possible ArithmeticException int n = 2/repeat; // possible StringIndexOutOfBoundsException String s = args[0].substring(5); } catch (NumberFormatException e) { // print an error message System.err.println("Usage: java HelloThere repeat_count" ); System.err.println( "where repeat_count is the number of times to say Hello" ); System.err.println("and given as an integer like 1 or 7" ); return; } catch (ArrayIndexOutOfBoundsException e) { // pick a default value repeat = 1; } catch (IndexOutOfBoundsException e) { // ignore it } catch (Exception e) { // print an error message and exit System.err.println("Unexpected exception"); e.printStackTrace(); return; } for (int i = 0; i < repeat; i++) { System.out.println("Hello"); } }
}It's rare to catch a general Error or Throwable because it's actually hard to clean up after them in the general case.
What is the output of the following code: for (i=0; i { document.write("The number is " + i); document.write(" "); } Output The number is 0 The number is 1 The number i
short Java application that stores words in an Array or ArrayList.
An Action Class performs a role of an adapter among the contents of an incoming HTTP request and the corresponding business logic that should be implemented to process this request
i need java program for account to hold payment of student
Explain final fields ? You may also declare fields to be final. This is not the similar thing as declaring a method or class to be final. While a field is declared final, it is
Project Description: I am seeking someone to prepare a small Android app for a promotional offer. It must be designed for use on an Android tablet. Fundamentally, a user will
A question rising in the mind of XML/DTD designers is whether to model and encode retain information using an attribute, or alternatively, using an element. 1. Using an elemen
Explain the for loop in java? // This is the Hello program in Java class Hello { public static void main (String args[]) { System.out.print("Hello "); // Say Hello
Question Using 3 level of nested for loop, write a program that will produce the output as below.
State about the performance of java First versions of java were pretty slow. Java performance has gotten a lot better with aggressive just-in-time-compiler (JIT) techniques
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