Experts Exchange is a technology help website. Our experts are real people with real-world technology experience from around the globe. Microsoft MVPs, IT consultants and many more. They volunteer their time to provide tech support in our patented Q&A forums. If you've got a technology problem-big or small-we can help you solve it.
If you're like me and don't have tons of time to discover and implement new things/features on your website then you'll like this quick and easy example to keep automated bots from exploiting your web application forms. In just a couple of steps I'll walk you through on how to get the Captcha tool on your website.
The beauty of Captcha is that it is free and requires virtually zero of your server space. Installation is as easy as a couple lines of code in your form's page and adding the captcha library php file to your directory. Then one simple if - then statement determines what the application should do depending ...
When creating Microsoft Word-based forms there may be a need to have a form field repeated throughout the whole document. For instance, with a company name, you may want this information repeated automatically throughout the document rather than manually entering the company name into every place it is needed. This helps greatly to ensure fewer errors and improves efficiency when users fill out the form.
In Word 2003 and prior this could be done by inserting a form field and then referencing it as a book mark. In that scenario, the designer of the form would add the field once ...
This article will discuss how to programmatically backup data CDs under Visual Basic.NET.
If you haven't already noticed, .NET framework doesn't provide a direct method to copy from a CDRom drive to a specified destination. The following example shows that you can't directly obtain a stream over the CDRom device using the drive letter.
(It halts with an UnauthorizedAccessException error.) The following try also fails:
Recursive SQL in UDB/LUW (it really isn't that hard to do)
Recursive SQL is most often used to convert columns to rows or rows to columns. A previous article described the process of converting rows to columns. This article will build off of that and describe converting columns to rows. A review of the original article may be helpful as some of the examples that will be used here will tie directly to the examples in the original article.
cyberkiwi has been a member of Experts Exchange since 04/18/2010. Since then he has earned 26 certifications, including a Genius in MS SQL Server 2005. In 2010 cyberkiwi was awarded the Quarterly Hot Award.
To date, he has answered 2513 questions, and posted 7878 comments on Experts Exchange.
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