Sequence Diagram in UML
A Sequence Diagram is an Object Diagram that describes object interaction. Objects are shown at the very top from left to right, while the time flows from top to bottom. Arrows indicate messages and...
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Collaboration Diagrams in UML
A collaboration diagram, also called a communication diagram or interaction diagram, is an illustration of the relationships and interactions among software objects in the Unified Modeling Language (UML). The concept is more than a...
Difference between Early Binding and Late binding
Binding refers the object type definition. You are using Early Binding if the object type is specified when declaring your object. E.g. if you say Dim myObject as ADODB.Recordset that is early binding (VB...
Facade Design Patter
This article provides a brief introduction to Facade Design Patterns. Facade Design pattern provides an easy to use interface to an otherwise complicated collection of interfaces or subsystems. It makes things easier by hiding...
SOA Enabled DAL
Introduction Traditional applications using relational data sources such as Oracle, SQL Server and DB2 to expose their business logic to external world in a tightly coupled manner. This tightly coupled approach leads to the...
How to send HTML Email from ASP.NET using your Gmail account?
Here is an example on how to send HTML email from your ASP.NET page using your Google account. (This setup can be easily used to send messages via any other SMTP server that requires...
Singleton – Creational Design Patter
Introduction There are times, when one need to have a class which can be only instantiated once. Singleton Design Pattern addresses to such situation by providing a design for such classes (known as Singleton...
Choosing between Fixed Price and Time & Materials
Introduction When commissioning a third party to perform some bespoke development or design work, they will typically quote on the basis of a fixed price, or ‘time and materials’. Choosing between the two can...
How to Start with Silverlight
As we all know that Microsoft Silverlight is a cross-browser, cross-platform, and cross-device plug-in for delivering the next generation of .NET based media experiences and rich interactive applications for the Web. In order to...
Factory Design Pattern using C#
The factory method pattern is a creational design pattern used in software development to encapsulate the process of creating the objects. Concerns: Which object needs to be created. Managing the life time of the...
