Writing Reusable Service Programs by Scott Klement

There's a lot of material out there that explains ILE concepts to the RPG programmer, from articles, books, and IBM manuals to classes and user group presentations. They teach you what the components of ILE are, and the syntax of using them -- great stuff.
Once you've learned that, then what? Now that you've learned ILE, you know how it can be used, but do you know how it should be used?
This article discusses how I've learned to use ILE, and how to design ILE tools so that they can be called not only by ILE applications, but also from...

http://systeminetwork.com/article/writing-reusable-service-programs
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