Ιανουάριος 2011 - Δημοσιεύσεις
In this post I will continue exploring ways on how to profile database activity when using the Entity Framework as the data access layer in our applications. I will use a simple asp.net web site and EF to demonstrate this. If you want to read the first...(
read more)
I have been teaching ASP.Net and EF in one of my classes and I have been asked on the various ways we can profile database activity. Everyone that I know that uses EF as its data access layer has the same question. "How can I see the T-SQL code that the...(
read more)
In this post I will be writing LINQ queries against an array of strings, an array of integers.Moreover I will be using LINQ to query an SQL Server database. I can use LINQ against arrays since the array of strings/integers implement the IENumerable interface...(
read more)
With the introduction of LINQ and its many flavours, developers started using this ORM technology to perform queries against an xml document, an sql server database, a in-memory collection of objects. They were fascinated by its general purpose and its...(
read more)
In this post I will be continuing my series of posts regarding data access methodologies/technologies that as I call them are pro ORM . I will be demonstrating how to use the connected and the disconnected data access models to retrieve,insert,update...(
read more)
In this post we will continue exploring the meaning of Polymorphism and the various ways we can implement Polymorphism in ASP.Net applications. In this post I demonstrated how to use Polymorphism through Inheritance and base instance classes. In this...(
read more)
In this post we will continue exploring the meaning of Polymorphism and the various ways we can implement Polymorphism in ASP.Net applications. In my previous post I demonstrated how to use Polymorphism through Inheritance and base instance classes. In...(
read more)
In one of my ASP.Net seminars I have been asked to give an example of the possible ways we can achieve Polymorphism in our ASP.Net applications. So I have decided to write a simple ASP.Net application that demonstrates the use of Polymorphism . I assume...(
read more)
In this post I am going to present a hands on example on how to use the QueryExtender web server control. It is built into ASP.Net 4.0 and it is available from the Toolbox in VS 2010.Before we move on with our example let me explain what this control...(
read more)
In this post I am going to present a hands on example on how to use the Chart web server control. It is built into ASP.Net 4.0 and it is available from the Toolbox in VS 2010.It is a very rich feature control that supports many chart types, had support...(
read more)
In this post I will try to show you how to use the ImageMap web server control. This is going to be a very easy example. We will write no code but I will use the control to create navigation hotspots. 1) Launch Visual Studio 2010/2005/2008. Express editions...(
read more)
In this post I would like to continue talking about validation in ASP.Net applications. I will look into the validation controls that ASP.Net provides. You can have a look at the first post in my blog regarding validation. You will show you that we can...(
read more)
I am going to start a new series of posts and I am going to cover in depth all the validation mechanisms/techniques/controls we have available in our ASP.Net applications. As many of you may know, I am a Microsoft Certified Trainer and I will present...(
read more)
In this blog post I would like to talk about a new ASP.Net 4.0 feature, URL Routing . I know this issue has been explained from various people on the web but I will give my own example. We could implement routing since ASP.Net 3.5 SP1 but it was there...(
read more)