http://vbnotebookfor.net Articles on VB.NET and Software Development Team Leadership Thu, 01 May 2008 23:50:46 +0000 http://backend.userland.com/rss092 en In this article we'll be creating a class to generate CAPTCHA graphics that you can use on web sites to help authenticate users as being human and not an automated process. What Is CAPTCHA CAPTCHA is an abbreviation for Completely Automated Public Turing test to tell Computers and Humans Apart. This method uses images ... http://vbnotebookfor.net/2007/11/06/how-to-create-a-captcha-graphic-in-vbnet/ As a follow-up to my previous article, How To Create Application Plug-ins In VB.NET, Karl Stoney asked for a more complete example. Hopefully this update will help. Tips and Tricks One trick you can use to make your development of these plugins easier is to have multiple projects in your solution. In ... http://vbnotebookfor.net/2007/11/05/application-plug-ins-code-example-update/ Back From a Hiatus I took about a week hiatus from VB Notebook For .NET while I was working on my other, general topic, blog, OpTempo, and another yet-to-be-released web project but I'm back working on this site now. I just need to figure out a good way to do 're-runs' the ... http://vbnotebookfor.net/2007/11/05/site-news-for-1152007/ Here's installment #6 of my VB.NET interview questions series. Previous Installments: #1,  #2,  #3,  #4 , #5 Feel free to add a comment with your answers. Try to answer them before looking at the comments or searching MSDN or Google for an extra challenge. True Or False 1. Base-class constructors are not ... http://vbnotebookfor.net/2007/10/28/vbnet-interview-questions-6/ One problem some programmers new to VB.NET and object oriented programming in general have is understanding interfaces and how they related to classes. In this article, we'll take an introductory look at interfaces and some of the ways you can use them in your VB.NET applications. What is an Interface? To put it in simple ... http://vbnotebookfor.net/2007/10/23/introduction-to-interfaces-in-vbnet/ Here's installment #5 of my VB.NET interview questions series. Previous Installments: VB.NET Interview Questions #1, VB.NET Interview Questions #2, VB.NET Interview Questions #3, VB.NET Interview Questions #4 Feel free to add a comment with your answers. Try to answer them before looking at the comments or searching MSDN or Google for ... http://vbnotebookfor.net/2007/10/21/vbnet-interview-questions-5/ I've long said that many VB6 applications remind me of the Winchester Mystery House. This house, built by the heiress to the Winchester Rifle Company, is a sprawling mansion that had additions made to it essentially on the whim of the owner. Architecturally its a mess, but it still functions, ... http://vbnotebookfor.net/2007/10/20/winchester-mystery-house-video/ Trying to Keep Things Balanced I've been working hard on my new "anything goes" speed blog, OpTempo, but I'm trying to keep the quality up here as well. I may not post quite as frequently here over the next few weeks, but I'll make every post count. I'll at least ... http://vbnotebookfor.net/2007/10/20/site-news-for-101407-through-102007/ Once you have data in a generic List or Dictionary you may find that you need to sort it into the order you need. This is fairly easy if you're using simple data types since .NET provides default comparers but it can get a little trickier if you need to sort ... http://vbnotebookfor.net/2007/10/19/introduction-to-the-comparer-delegate/ I've been a bit busy this week so I haven't got as many links this time around. Careers I did run across a few good career related links though, such as this one on Tech Republic: Write a resume that will land you a programming job. It has some very detailed tips ... http://vbnotebookfor.net/2007/10/18/link-round-up-for-101807/