Category Archives: Demo

Simple Code Execution Dialog

Posted on May 8, 2017 by

How to create a very simple code execution dialog in 4D. Warning! Be sure to understand the security implications of allowing such functionality!

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Print Selection?

Posted on February 10, 2017 by

Optimization and the glorious ‘Client log recording’ database parameter.  Are printing processes harassing your server?  Enter the No Harassment Zone!

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Dual Nature Of Objects

Posted on November 8, 2016 by

Exploring some interesting behaviors of the C_OBJECT variable type in 4D.  What is the true nature of the Object… pointer or primitive?

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Apply To Selection?

Posted on October 26, 2016 by

Old School Optimization Explore the performance differences in 4D between a few commands that can be used for the same purpose but have extremely different processing times that may not immediately be apparent without testing…  Apply To Selection, Array To … Continue reading →

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Find in sorted array demo

Posted on July 22, 2016 by

Check out how much faster the new 4D ‘Find in sorted array’ command is than the older ‘Find in array’ command!  I know I’ll be using it.  Maybe it’s time for some refactoring?

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Virtual Reality

Posted on May 9, 2016 by

Check out my technical breakout session from the 4D Summit 2016 in Portland, OR. Explore a development strategy that we are using at the Art Institute of Chicago dubbed, The Virtual Structure. This approach helps to centralize data query and retrieval, … Continue reading →

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Selection To Array with 4D Object field attributes

Posted on January 11, 2016 by

How to Selection To Array 4D Object field attribute values.

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