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Lambda Expressions: Finding an Item in a Generic List

In this prior post , I detailed how to build lists of things using a generic List<T>. Once you have a list, you may need to find items in the list. There are several ways to accomplish this, but using lambda expressions is the most concise. [To begin with an overview of lambda expressions, start...

Posted to Deborah's Developer MindScape by Deborah Kurata on Sun, Oct 11 2009
Filed under: Filed under: VB, C#, .NET, CSharp, Lambda, LINQ, Generics
Enumerable.Repeat

The Enumerable class is new in .NET 3.5 and is part of the System.Linq namespace. It provides a set of static methods that allow you to query any object that implements IEnumerable, basically meaning any object that supports a for/each. This post focuses on the Repeat method of the Enumerable class and...

Posted to Deborah's Developer MindScape by Deborah Kurata on Fri, Sep 4 2009
Filed under: Filed under: VB, C#, CSharp, Lambda, LINQ
Adding Nodes to an XML String

I have an XML string as follows: <States> <State name="Wisconsin"> <Regions> <Region name="Milwaukee"> <Area name="Mukwanago"/> ...

Posted to Deborah's Developer MindScape by Deborah Kurata on Thu, Aug 20 2009
Filed under: Filed under: VB, C#, .NET, CSharp, Lambda, Xml, LINQ
Anonymous Types: An Introduction

The last several posts have provided examples of using anonymous types. This post backs up a little and provides an introduction if you are not already familiar with anonymous types. If you are familiar with anonymous types and are looking for more examples, check out these links: Defining Lists...

Posted to Deborah's Developer MindScape by Deborah Kurata on Wed, Aug 19 2009
Filed under: Filed under: VB, C#, .NET, CSharp, Lambda, LINQ
Counting Words in a String Using Anonymous Types

This may be more of a homework assignment for a programming class than something you would do in your applications, but it is a good example of using anonymous types, which are new in .Net 3.5 in both VB and C#. [To begin with an overview of anonymous types, start here .] NOTE: Be sure to set a reference...

Posted to Deborah's Developer MindScape by Deborah Kurata on Mon, Aug 17 2009
Filed under: Filed under: VB, C#, .NET, CSharp, Lambda, LINQ
Using Linq with Microsoft Word and Excel

Some of the collections in the Microsoft Office object models implement IEnumerable. The IEnumerable interface provides the ability to perform a for/each against the collection. With .NET 3.5, a Cast extension method of IEnumerable allows you to work with these collections using Linq. Microsoft Word...

Posted to Deborah's Developer MindScape by Deborah Kurata on Fri, Aug 14 2009
Filed under: Filed under: VB, C#, .NET, CSharp, Lambda, LINQ, Binding, Excel
Linq: Sorting a DataTable

Last night, my husband (who is also a .NET developer) asked me about sorting a DataTable by user-defined columns. (Yes, we are a pretty exciting couple!) Most developers that work with DataTables know how to sort the DataTable using a DataView.Sort. If you are interested in that technique, you can view...

Posted to Deborah's Developer MindScape by Deborah Kurata on Thu, Jul 23 2009
Filed under: Filed under: VB, C#, .NET, CSharp, Lambda, LINQ, DataTable

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Browse Blog Posts by Tags

Lambda Expressions: Finding an Item in a Generic List

Enumerable.Repeat

Adding Nodes to an XML String

Anonymous Types: An Introduction

Counting Words in a String Using Anonymous Types

Using Linq with Microsoft Word and Excel

Linq: Sorting a DataTable