Jonathan Aneja Archives | Visual Basic Blog

Visual Basic 11 Beta Available for Download!

VBTeamFebruary 28, 2012Feb 28, 201202/28/12

As you may have read in Jason’s announcement, today we announced that Visual Studio 11 Beta is now available for download. This is a huge release for Visual Basic as it provides full platform support for building Windows 8 Metro style apps, a first-class asynchronous programming experience, and also the long-awaited Iterators ...

Using Entity Framework in Silverlight with Visual Basic

VBTeamDecember 31, 2010Dec 31, 201012/31/10

If you’re looking for ways to get started with Entity Framework 4.0 in Visual Basic then be sure to check out this month’s issue of CODE Magazine. In it the Entity Framework team has put together a walkthrough that shows how to use EF4 in Silverlight, and best of all the entire article’s in VB! Using Entity ...

Hidden Gems in VB2010 – Serializing Objects that Raise Events (Jonathan Aneja)

VBTeamDecember 14, 2009Dec 14, 200912/14/09

By now you've likely heard about the major new features coming in VB 2010, but there's also a number of smaller additions in the language and IDE that might not be as readily noticeable. "Hidden Gems" will be a multi-part series where we'll explore some of these smaller enhancements. First up - serialization! Let’s say ...

Spot the Bug! – The Key to using Anonymous Types (Jonathan Aneja)

VBTeamNovember 16, 2009Nov 16, 200911/16/09

This one’s going to be long, but for those of you who’ve felt the first 3 in this series were too easy I promise this one’s tougher J. Let’s say you want to list all the customers from a table in a ComboBox, and update the UI based on which one is selected. To do this we’ll need to bring back two fields...

Spot the Bug! – Is it in VB or XAML? (Jonathan Aneja)

VBTeamNovember 12, 2009Nov 12, 200911/12/09

What’s wrong with the following WPF code? Class Window1 Sub OK_Click(sender As Object, e As RoutedEventArgs) Handles OK.Click MsgBox("Button Clicked") End Sub End Class <Window x:Class="Window1" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/...

Spot the Bug! – Much ado about Nothing… Part 2! (Jonathan Aneja)

VBTeamNovember 5, 2009Nov 5, 200911/5/09

In yesterday’s post we saw that the use of the wrong comparison operator with Nothing in an If block can lead to surprising results. Let’s look at a slightly different case today: Dim x As Integer = Nothing If x = Nothing Then ...

Spot the Bug! – Much Ado about Nothing… (Jonathan Aneja)

VBTeamNovember 3, 2009Nov 3, 200911/3/09

Microsoft has this neat mailing list called “Spot the Bug” where developers can send interesting snippets of code that look correct but actually have subtle bugs in them. The puzzles are a lot of fun and I’ve always thought it’d be a fun thing to try here on the team blog. Over the past year or so I’ve been keeping a list...

Properties vs Fields – Why Does it Matter? (Jonathan Aneja)

VBTeamSeptember 4, 2009Sep 4, 200909/4/09

The other day I got an email from a developer asking an interesting question about VB10’s Auto-implemented Properties feature. “I am, however, somewhat confused regarding the properties feature you mentioned - i.e. turning 11 lines of get/set/backing variable into one line. Wouldn't this be exactly the same as the existing ...

Dynamic Searching using LINQ – Dataset + Joins

VBTeamJuly 10, 2009Jul 10, 200907/10/09

About two years ago I posted some code that shows how to dynamically construct LINQ queries at runtime. On average there's a couple questions per month about trying it in some edge case, and usually the support already exists within the API. Recently though someone posted a question that has to do with Datasets and Joins that ...

TechEd Video: Future Directions for Visual Basic, by Anders Hejlsberg and Jonathan Aneja

Lisa FeigenbaumJune 20, 2009Jun 20, 200906/20/09

As part of the new VB/C# co-evolution strategy, Visual Studio Technical Fellow Anders Hejlsberg has broadened his role. In addition to being Chief Architect for C#, he now sets the direction for both the VB.NET and C# languages. At TechEd, Anders participated in both the VB.NET and C# language presentations. In watching these sessions, you ...

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