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For previous articles in this series please see ... Part 1: Introduction Part 2: Method Calls Part 3: Scope Part 4: Variable Lifetime Part 5: Looping As powerful as closures are in the language they do have a few limitations. We worked hard in Orcas to
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This came up on an internal alias. A customer wanted to know how to determine if there were running as an admin in a tool. Below is a sample program that will print out whether or not you are the machine admin or a member of the machine administrators
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Question: How can you create a variable in VB which is typed as an anonymous type but not actually create an instance of that type? Answer in comments. Note, doing this is not particularly useful it came about while I was playing around with a feature
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For previous articles in the series please see Part 1: Introduction Part 2: Method Calls Part 3: Scope Part 4: Variable Lifetime Once again sorry for the long delay between posts. Looping structures can cause unintended consequences when used with Lambda
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For previous articles in this series please see Part 1: Introduction Part 2: Method Calls Part 3: Scope Sorry for the long delay between posts here. We're getting Orcas out the door and getting this series completed takes a back door to shipping. Originally
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For previous articles in this series please see Part 1: Introduction Part 2: Method Calls Thus far in the series we've only lifted variables that are declared in the same block/scope. What happens if we lift variables in different scope? The answer is
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For previous articles in this series, please see Part 1 - The basics This part of the series will focus on how method calls are handled in closures. As stated in the previous article, the purpose of closures is to allow all operations inside a lambda
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One of the features I implemented for VB 9.0 is lexical closure support. This a great addition to the VB language and I wanted to do a series of blog posts to describe this feature and how it will impact your code. Lexical Closures (more often referred
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When you make a WinForm TextBox ReadOnly, it aquires a distinctive look because it changes the background. Users often want the appearance of the TextBox to stay the same, they just don't want it to be mutable. Here's a snippet to make a TextBox ReadOnly
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When developing an ASP.Net page I tend to pass a lot of data between pages. A lot of it comes from being fairly OO natured and wanting to have a page that displays a particular type of content. There are lots of articles detailing how to pass data between
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When deveploping windows forms app, it's important to understand the event lifecycle of a form. That way you know what code to put where to ensure it's loaded at the appropriate time. That being said I wrote a small app to detail the events in a basic
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Programs allocate resources for use during execution. The problem with resources is that they are limited and often times need to be recycled. Languages devise constructs and patterns for developers to periodically free up resources so that their programs
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