Java by API/java.lang/Throwable

Throwable as a type

/*
 * Output:
 * 
 * a = 0
   got t: java.lang.ArithmeticException: / by zero
 *  
 */
public class MainClass {
  public static void main(String args[]) {
  try {
      int a = args.length;
      System.out.println("a = " + a);
      int b = 42 / a;
      int c[] = { 1 };
      c[42] = 99;
  } catch(Throwable t) {
      System.out.println("got t: " + t);
  }
  }
}

Throwable: printStackTrace()

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintStream;
public class MainClass {
  public static void main(String[] args) {
    try {
      File tempFile = File.createTempFile("myfile", ".tmp");
      FileOutputStream fout = new FileOutputStream(tempFile);
      PrintStream out = new PrintStream(fout);
      out.println("some text");
    } catch (IOException ex) {
      System.out.println("There was a problem creating/writing to the temp file");
      ex.printStackTrace();
    }
  }
}