Best of Talk (06/07/04)

 
Jul 03, 2004

by Dina Hess

Title: Password in Image Technology
Date: 06/07/04      (5 Posts)
Summary: Image passwords are used to prevent OCR software products from posting forms automatically. They do this by using characters that are similar, like Z and 2, then distorting all of the letters in the image and asking the user to submit what is displayed. Tips about how to create these images are included.
 
Title: Replacing special characters in a string
Date: 06/07/04      (5 Posts)
Summary: Need to purge your text of carriage returns? Try this:
<cfset crlf = chr(13) & chr(10) >
<cfset txt = replace(txt, crlf, "", "all")>
 
Title: Need Function Available for CF and JS
Date: 06/07/04      (9 Posts)
Summary: It's best practice to validate a form "for user-friendliness and convenience" client-side and "for security and robustness" server-side. But you can't invoke a server-side ColdFusion function using client-side JavaScript; nor is the reverse true. To work around, rewrite the ColdFusion function in JavaScript and make use of it that way.
 
Title: I Don't Even Know What I Need To Be Able To Do This...[FDF/CF]
Date: 06/07/04      (10 Posts)
Summary: Looking for a way to serve up a completed PDF form? Find a full code solution in this FDF mini-tutorial.
 

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