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Ramesh M
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Java ArrayList vs CopyOnWriteArrayList
ArrayList: ArrayList a basic implementation of List interface in Collection framework.It extends AbstractList. ArrayList supports dynamic array that can grow as needed. Some of the important methods in ArrayList are void add(int index,Object element):add th...

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Sample Programs for Java Interviews-Series 1
Bubble Sort: Bubble sort is a simple sorting algorithm that works by repeatedly stepping through the list to be sorted, comparing each pair of adjacent items and swapping them if they are in the wrong order. The pass through the list is repeated until no sw...

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Design Patterns implementations found in JAVA SE and JAVA EE
Creational patterns   Abstract factory     (recognizeable by creational methods returning
the factory itself which in turn can be used to create another
abstract/interface type) ·          javax.xml.parsers.DocumentBuilderFactory#newInstance()   ·          ...

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Overview of SQL Views and Materialized Views
What is Views ? A View is virtual table and it is built by selecting data from one or more tables.A view can be accessed by using the SELECT statement as though it is like a normal table.Changes applied to the data in a relevant underlying table(s) are refl...

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