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VB 2008 Language Deep Dive - Presentation Materials (Jonathan Aneja)
20 August 08 09:55 PM

Last week I got the chance to visit the Toronto .NET User Group and give a talk on all the great new language features in VB2008. It was great to see so much excitement a round LINQ and especially XML Literals ! The slides and demo code are posted at Read More...

Postedby VBTeam | 2 Comments    

Filed under: LINQ/VB9, Jonathan Aneja, Extension_Methods, Orcas, VB2008, XML, Visual Basic

Attachment(s):VBLanguageDeepDive.zip

How LINQ to Dataset works in VB (Jonathan Aneja)
14 May 08 04:52 PM

LINQ at its core requires any data source to be queryable , which basically means it must implement IEnumerable. (It’s actually a bit more complicated than that, for a full explanation see section 11.21.2 of the Visual Basic 9.0 Language Specification Read More...

Postedby VBTeam | 6 Comments    

Filed under: LINQ/VB9, Data_Design, Jonathan Aneja, Extension_Methods, VB2005, Orcas, VB2008, VS2005

Using LINQ to Dataset in an .aspx page (Jonathan Aneja)
13 May 08 06:35 PM

Recently I got a customer question about how to use LINQ to Dataset in an .aspx file. The compiler was complaining that it couldn't find the AsEnumerable method that allows LINQ to work over a DataTable ("AsEnumerable is not a member of 'DataTable'"). Read More...

Postedby VBTeam | 5 Comments    

Filed under: LINQ/VB9, Jonathan Aneja, Extension_Methods, Orcas, VB2008, Web

Launching External Tools from inside Visual Studio (Jonathan Aneja)
27 November 07 08:08 PM

Visual Studio has a small but extremely useful feature that allows you to hook external tools directly into the IDE’s Tools menu. All you have to do is click Tools->External Tools… and then you can add your own custom menu items that will launch a Read More...

Postedby VBTeam | 1 Comments    

Filed under: IDE, Jonathan Aneja, VB2005, Orcas, VB2008, VS2005

Option Strict [On|Off|SortOf]
25 September 07 03:29 PM

Yesterday I got a question from a developer asking whether or not we could add something called "Option Strict Warn" to the language. This would give a developer a warning when using something like late binding or an implicit conversion, rather than disabling Read More...

Postedby VBTeam | 4 Comments    

Filed under: Jonathan Aneja, VB2008, VS2005

Implementing Dynamic Searching Using LINQ
29 August 07 03:51 PM

A common requirement in forms-over-data applications is that users be able to search by any combination of fields to construct a dynamic query at run time. For example, the search feature in this application allows the user to find all records that meet Read More...

Postedby VBTeam | 6 Comments    

Filed under: LINQ/VB9, Jonathan Aneja, Orcas, VB2008, IQueryable

Attachment(s):DynamicCondition.zip

LINQ Cookbook, Recipe 7: Selecting Pages of Data from Northwind (Jonathan Aneja)
12 July 07 10:58 AM

Ingredients: - Visual Studio 2008 (Beta2 or Higher) - Connection to Northwind database Categories: LINQ-To-Objects, LINQ-To-SQL Instructions: · Create a new Windows Forms project with a Northwind DataContext (for step-by-step instructions on how to do Read More...

Postedby VBTeam | 8 Comments    

Filed under: LINQ/VB9, Jonathan Aneja, Orcas, VB2008, LINQ Cookbook

LINQ Cookbook, Recipe 3: Find all the prime numbers in a given range (Jonathan Aneja)
28 June 07 01:21 PM

Ingredients: - Visual Studio 2008 (Beta2 or Higher) Categories: LINQ-To-Objects Instructions: - Open Visual Studio 2008, and Click ‘File/New Project’. Find and double-click the ‘Console Application’ Icon - Add the following code: Module Module1 Sub Main() Read More...

Postedby VBTeam | 6 Comments    

Filed under: LINQ/VB9, Jonathan Aneja, Orcas, VB2008, LINQ Cookbook