In a loop the third component is a piece of code that is executed after each iteration. for (int i=0; i<10; i++) The value of that part is not used, so the above is just the same as

Sep 12, 2014 · In the first block, the inner loop iterates over each item in the row before moving to the next column. In the second block (the one you want), the inner loop iterates over all the …

The enhanced for loop is just a syntactic shortcut introduced in Java 5 to avoid the tedium of explicitly defining an iterator. For both styles, you can come up with essentially trivial variations …

Sep 27, 2010 · @cletus - you can't access original array - String is immutable so same should be the source array. But in Java you can always modify an array, which would cause to break …

I want to iterate though the objects in the array and get thier component and thier value. In my example the first object has 3 components, the scond has 5 and the third has 4 components.

Aug 17, 2013 · Overall, it is a good loop, but there are a few missing aspects to what I have found in experience to be the best loop. You will eventually want to move to LWJGL or some other …

All the answers here are great but, just to illustrate where this comes from, for questions like this it's good to go to the source: the Java Language Specification. Section 15:23, Conditional-And …

Feb 7, 2011 · I guess there are so many ways to make what you want. Here's a way that I use. With the commons.io library you can iterate over the files in a directory.

May 3, 2012 · The Java container interfaces are, sadly, defined to be extremely unreliable (defeating the point of the interface, honestly). If you don't know the exact implementation that …

Jul 1, 2009 · Since all maps in Java implement the Map interface, the following techniques will work for any map implementation (HashMap, TreeMap, LinkedHashMap, Hashtable, etc.) …