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Thursday, June 30, 2011

BindingSource object in .net


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What is a BindingSource?

The BindingSource component provides a layer of indirection between the underlying data source and the bound UI controls.

Note: In computer programming, indirection is the ability to reference something using a name, reference, or container instead of the value itself.

Instead of binding the controls directly to the data sources or collections of data objects, you instead bind the controls to a BindingSource object. By being a middle tier object between the data source and controls, the BindingSource can provide services on behalf of the data source. In Simple words, it is a broker object between your databound controls and the datasource.

It was first introduced in .net 2.0 and is supported in all the versions till the latest being .net 4.0. It is made available through the namespace System.Windows.Forms.

Why do I need it?

Wednesday, June 29, 2011

ignani > All Courses

You can find a lot of video tutorials, Computer Training Videos, How-To Videos, Step-By-Step Video Resources, Troubleshooting Videos, Video Series on this page at www.ignani.com.

Monday, June 27, 2011

Ch: 002 – Create your first jQuery page – jQuery for Beginners

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Click Here to view the Video related to this article!!! This article is a part of the series “ jQuery for Beginners ”. Click here for previous article... In this Video, let us see: Where & how to download the “jQuery library” - and also download it. Create a simple demo page -and write your first function in jQuery. Handle an event in jQuery. Add your first jQuery animation effect to the page. Use some jQuery functions. Downloading jQuery The first and foremost thing that that we will have to

Ch: 001 – Introduction – jQuery for Beginners

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Now a days, in the web development world, where ever you see, you here these new words “jQuery” & “HTML5”. Browsers speak about how fast they can handle these two and how complaint they are in terms of these two. In this series, let us see what is this “jQuery”.

I can easily assume that if you are into the developer world, you would have been hearing this word “jQuery” for quite a few years now. Where ever you look, you see “jQuery this” and “jQuery that”. For the last few years or so, jQuery has become one of the most used term and has come to become favorite with web designers and developers.

I can assume that the as and when you heard about “jQuery'’, you would have searched about it on the internet and would have found a lot of articles. But even after finding so many, it might be that you just can’t seem to learn jQuery? The reason may be that these tutorials expect you to know certain concepts or may be that the way they are presented is not easily understandable because of those alien jQuery terms used.

Microsoft Adds Outlook features to Hotmail

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Hotmail gets more: Microsoft Adds Features of Outlook, Yahoo Mail & Gmail to Hotmail to make it more user friendly to all

New Mouse & keyboard shortcuts

You now have right-click option in your inbox. Right Click on a message and you’ll see a new menu that allows you to Reply, Reply all, Forward, Delete and a few more options that were already there for the message.So now just like in Outlook, you can get your work done even quicker than earlier.

New keyboard shortcuts that you’re used to in Outlook, such as Ctrl+N for a new message, and Ctrl+Enter to send a message is provided.
For those who are used to Yahoo! Mail, you have the 'N' keyboard shortcut to Create a New Mail. And if you’re from Gmail, then # can be used to delete a message.

How to: Install SQL Server 2008 R2 (Setup)

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The steps below will show with some pictures about installing SQL Server 2008 R2

C Programming – Ch:001 – Introduction

 

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Hello and welcome to C Programming from iGnani.com. This course will teach you to learn how to program in C Language. We start with an introductory level for beginners and take it the advanced level.

This tutorial is a team effort by a few individuals who have been using C as their language of development at their work places.

We will be following the book published by Brian Kernighan and Dennis Ritchie known to C programmers as “K&R”. Though we use this book as the main reference for our tutorial, we have used various other materials shared by like-minded people on the internet, the references for them will be mentioned as and where we use as per the copyright & license.

Bits & Bytes : Computer Programming - Ch:02 - Level 002

Programming Level 002

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In the previous video on Computer Programming! Level 2, I spoke about what is programming and ended it by saying that computers do not understand English or for that matter any language we humans speak. I also said that computers only understands a language of 0's and 1's.

Now, if you have used a computer for any purpose till now, you will not agree with what I am saying isn’t it, since you have been using the computer mostly in English or any of the language you have known. You would have watched movies, listened to songs, created documents, sent e-mails, browsed a lot of sites and even you would have used our site to watch this video in one of the human readable languages. Also if you have written a program or even seen somebody doing it, you might have noticed that even they have not been using the language of 0's and 1's.

Introduction : Computer Programming - Ch:01 - Level 002

Programming Level 002


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Introduction

Before you jump in and start learning a programming language, it will be helpful to you if you understand what is programming and how it works, including some programming terminology.

A computer on its own is just a useless box. It’s nothing but a bunch of different hardware items assembled into a single unit. At this point, these hardware items either together or individually are of no use. This is as good as a Car that has been assembled. Is the car of any use without fuel? In the same way, we need to provide the computer with fuel, in this case its electricity (though there existed some types of mechanical computers, here we are referring to electrical machines). A computer at this point is essentially just a big bunch of tiny electronic switches that are either on or off. Now this is as good as a Car with enough fuel and can be driven, but no driver to drive.

Computer Fundamentals - Part 1 – Ch:1 – Level 0

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Introduction

Before starting to know what a computer is, let us look at some of the common types of devices that come to our mind when we say a, Computer:

  • Desktop Computer.
  • Laptop Computers
  • A Calculator
  • A Punching Machine

Even a calculator that we have been using since years, a punching machine...all these are different types of computers. You will understand this when you get to know more about computers.