Creational design patterns

Factory Provides an interface to create objects. Rather than creating new objects using new keyword, we ask the factory to create and return them for us.  Factory in JavaScript : method1 (addyosmani) and method2 (carldanley) Builder http://www.oodesign.com/builder-pattern.html Lazy initialization Creation is deferred until it is first used. Useful for complex objects.  C# :...

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Introduction to Testing

Testing is a mechanism we use to evaluate whether the software we are developing satisfies the specified requirements. Testing is a very broad subject. Here we'll just look in to some high level overview of what it is. Types of testing Manual testing Takes the role of an end user and checks for unexpected behavior  There are few levels like unit testing, integration testing, system testing...

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