Tag Archives

Visual Studio 2012 ASP.NET 4.5 Custom Membership Provider Error

I recently began using Visual Studio 2012 for new projects.   I ran into a Visual Studio 2012 ASP.NET 4.5 Custom Membership Provider Error for my application using MVC 4. After adding the custom membership provider and hooking up the Web.config, the web application failed to load with the following Yellow Screen of Death error. This method cannot

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Caching when Programming, Especially in Web Applications

I just wanted to drop a quick note on a gotcha that sometimes creeps into my programming activities. In the web application world, we have a lot of innovative techniques to speed a relatively slow infrastructure and allow reliable high-performing application delivery. Many of these techniques use caching—a temporary storage algorithm that makes often-used data

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Unknown error 0x80005000 When Using a New PrincipalContext in .NET

I am working with the System.DirectoryServices.AccountManagement namespace’s PrincipalContext class to bind to Active Directory and perform operations against the directory. A problem cropped up recently that took a bit of sleuthing to solve and I want to share the solution in hopes that it will save someone else a bit of a headache. I received the

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Help for Windows Geeks: Demystify the Regular Expression World

Back in my Windows system engineering and administration days I worked in a group that included Unix system engineers in addition to us Windows geeks. I was always impressed by the power of the Unix grep text search utility but even more amazed at the dexterity with which the Unix admins could whip out a regular expression

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Active Directory Provisioning with PowerShell: Extensibility and Power without Costly Implementation (Part 1 of 4)

Too often, software companies want absolute control of their black box of intellectual property (IP). These companies only want extensibility and customizability if it means more revenue from implementation services. A few companies in our space have even developed their own scripting languages to make customers pay for more services or training to learn yet

Fun Changing Active Directory Passwords with the UserPrincipal Class

I worked recently on a small project to change Active Directory passwords. We’ve been producing and selling software to manage AD passwords for more than five years but we’ve been using lower-level APIs that are pretty close to the ADSI stack. Given that the .NET FCL now has great support for account management through the

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jQuery Validation: Compare Fields and Change Messages for Each Validator

I’m new to jQuery validation as I’ve used ASP.NET web form validators for years and they’ve worked well. I’m using the jQuery validation plugin in a new project to perform validation and it works great. Of course, any time you start with a new technology you have to map concepts to implementation. I was doing

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Import a Local Project into a Subversion (SVN) Repository

We have been migrating from our VSS repository to Subversion (SVN) over the last year or so. We finally have all our active projects in SVN with a hosted provider and we love working with SVN. The system is well devised and architected and we are very productive with the client tools. VSS never caused

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Great Resources for Adding Favicons to your Website

We recently launched a refreshed website for our company at www.webactivedirectory.com. Part of our efforts included ensuring we made the site as user friendly as possible. Working in this direction, we spent time on one little detail that is a great aid for users but often is overlooked—the little icon that appears next to the

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