News by Ben Nadel

OOPhoto: Initial Thoughts On Handling Security In An Object Oriented Application

29 Sep 21:23
The latest OOPhoto application can be experienced here . The latest OOPhoto code can be seen here . As of this moment, OOPhoto - my latest attempt at learning object oriented programming in ColdFusion - has no security. Anyone can create galleries and post photos ...

Simon Free Leads The Way

29 Sep 09:23
I just wanted to take a moment to give a big congratulations to my friend and fellow ColdFusion developer, Simon Free . He has taken a huge initiative at his company, trying to get all of his developers ColdFusion 8 certified. After months of preparing presentations and hosting after-work study sessions, Simon Free has gotten over 90% of his developers certified! More than just a ColdFusion, FLEX, and AIR developer, Simon is someone who s ...

Reminder: Duplicate() Does Not Work With ColdFusion Images

26 Sep 09:41
Someone contacted me this morning needing help debugging an image thumbnailing problem. Part of the issue that they were running into was that the Duplicate() function did not seem to work with ColdFusion image objects. This can be confusing since the documentation seems to indicate that it will work: Task : Create a ColdFusion image from another ColdFusion ima ...

"Style Bleed" Problem Fixed In POI Utility Tags

24 Sep 15:57
For those of you using my POI Utility ColdFusion custom tags to produce formatted Excel documents for use with Microsoft Excel 2007, you might have seen documents that looks like this:       ...

Java Hashtable - An Object-Based-Lookup "Struct" (Thanks Nathan Mische)

24 Sep 09:42
A little while ago Nathan Mische solved a problem that some people were getting with my POI Utility project in which cell styles were "bleeding" into other cells. The problem, as he discovered, had to do with my reliance on t ...

What Happens When I Return The SUPER Scope From Component Constructor?

23 Sep 18:39
There's really no need to ever do this (that I can think of), but the other day it popped into my head - what happens if I return the SUPER scope from a components Init() method? To test this, I set up a base class: <cfcomponent output="false" hint="I am the base component.">   <cffunction name="Foo" access="public" ...

Using StructKeyExists() With CALLER Scope In ColdFusion Custom Tags

23 Sep 09:29
A long while back, I blogged that the CALLER scope in ColdFusion custom tags acts a sort of struct with special behavior. In that post, I demonstrated that compound variable paths could be used as keys to the CALLER scope : <cfset CALLER[ "REQUEST.Foo.Bar" ] = objValue /> This call would store objValue into the Bar key of the Foo struct located in the REQUEST ...

Breaking Out Of A ColdFusion Custom Tag Loop

23 Sep 09:00
Yesterday, I was messing with ColdFusion custom tags when I wondered if there was any way to break out of a loop created using ColdFusion custom tags and the CFExit tag: <cfexit method="loop" /> After a few minutes of coding, I discovered that the CFBreak tag throws an error and that all of the CFExit variations, when used in the calling page, cause processing to completely stop in the current template (not the custom tag loop). Ok, ...

Fundamentals Of Object-Oriented Design In UML By Meilir Page-Jones

22 Sep 10:04
Last week, I finally finished reading the Fundamentals Of Object-Oriented Design In UML By Meilir Page-Jones. Clark Valberg suggested this book to me almost a year ago when I was struggling with my Exercise List sample app for object oriented programming in ColdFusion. He said it totally changed the way he thought about object oriented programming. You may have also heard Hal Helms ...

OOPhoto: Further Exploration Of The Facade And Controller-Model Interaction

19 Sep 17:08
The latest OOPhoto application can be experienced here . The latest OOPhoto code can be seen here . In my previous OOPhoto step , I added a Facade layer to my application. I use thi ...
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