techindepth

rbo = new ReallyBigObject();
// more code here
rbo = null;
/* insert code here */

techindepth

public class GC {
	private Object o;

	private void doSomethingElse(Object obj) {
		o = obj;
	}

	public void doSomething() {
		Object o = new Object();
		doSomethingElse(o);

techindepth

public class Test {
	public static void main(String[] args) {
		Short s = 15;
		Boolean b;
		// insert code here
	}
}

techindepth

public class Test {
	public static void main(String[] args) {
		Integer i = 42;
		String s = (i < 40) ? "life" : (i > 50) ? "universe" : "everything";
		System.out.println(s);
	}
}

techindepth

public class Test {
	public static void main(String[] args) {
		Test t = new Test();
		t.getValue();
	}

	public int getValue() {
		int value = 0;
		boolean setting = true;
		String title = "Hello";

techindepth

public class Test {
	public static void main(String[] args) {
		int x = 5;
		Test t = new Test();
		t.doStuff(x);
		System.out.print(" main x = " + x);
	}

	void doStuff(int x) {
		System.out.print(" doStuff x = " + x++);

techindepth

public class Test {
	void doStuff(int x) {
		System.out.print(" doStuff x = " + x++);
	}

	public void main(String[] args) {
		int x = 6;
		Test p = new Test();
		p.doStuff(x);
		System.out.print(" main x = " + x);

techindepth

package com.ocjp;

public class Test {
	public static void main(String[] args) {
		int x = 5;
		boolean b1 = true;
		boolean b2 = false;

		if ((x == 4) && !b2)
			System.out.print("1 ");

techindepth

public class IOTest {
	public static void main(String[] args) {
		SpecialSerial s = new SpecialSerial();
		try {
			ObjectOutputStream os = new ObjectOutputStream(new FileOutputStream("myFile"));
			os.writeObject(s);
			os.close();
			System.out.print(++s.z + " ");
			ObjectInputStream is = new ObjectInputStream(new FileInputStream("myFile"));
			SpecialSerial s2 = (SpecialSerial) is.readObject();

techindepth

public class IOTest {
	static String[] dirs = { "dir1", "dir2" };

	public static void main(String[] args) {
		for (String d : dirs) {
			// insert code 1 here
			File file = new File(path, args[0]);
			// insert code 2 here
		}
	}