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Jul 29, 2009 · There are two types of array. One Dimensional Array. Syntax for default values: int[] num = new int[5]; Or (less preferred)
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Nov 4, 2009 · Step 2: Go to "Advance System Setting" and click on it. Step 3: Go to "Start" and get into the "My Computer" properties. Step 4: The dialog for Environment variable will open like this: Step 5: Go to path and click on edit. Step 6: Put the path of your JDK wherever it resides up to bin like you can see in the picture.
Dec 26, 2013 · 1. Hibernate has its own sql features that is known as hibernate query language. for retriving data from database using hibernate. String sql_query = "from employee"//user table name which is in database. Query query = session.createQuery(sql_query); //for fetch we need iterator. Iterator it=query.iterator();
Aug 18, 2009 · 35. Usage of javascript:void (0) means that the author of the HTML is misusing the anchor element in place of the button element. Anchor tags are often abused with the onclick event to create pseudo-buttons by setting href to "#" or "javascript:void (0)" to prevent the page from refreshing.
Oct 19, 2008 · Unfortunately, this answer is a gross oversimplification. Reality is a bit more complicated, especially when you consider protected (which is actually quite a difficult access modifier to fully understand - most people who think they know what protected means really don't).
A NullPointerException is thrown at runtime whenever your program attempts to use a null as if it was a real reference. For example, if you write this: public class Test { public static void main (String [] args) { String foo = null; int length = foo.length (); // HERE } }
In Java, I am doing this to trim a string: String input = " some Thing "; System.out.println("before->>"+input+"<<-"); input = input.trim(); System.out.println("after ...
@OmarIthawi that is just silly. It's a proof-of-concept with awkward API, inefficient implementation. I think it is better to consider libraries on their own merits, instead of trying to deduce quality out of its authors visibility -- Doug has achieved many things, but that does not really change qualities of the particular lib. 10 years ago it was the only game in town, but since then there has been much positive progress.
May 5, 2011 · The first solution is to use the java.util.Random class: import java.util.Random; Random rand = new Random(); // Obtain a number between [0 - 49]. int n = rand.nextInt(50); // Add 1 to the result to get a number from the required range. // (i.e., [1 - 50]). n += 1; Another solution is using Math.random():
