RE: Assembly programmers do it a byte at a time

You could always start at the beginning:

"On the Criteria To Be Used in Decomposing Systems into Modules"
D.L. Parnas
Carnegie-Mellon University
Communications of the ACM, Vol. 15, No. 12, 
December 1972 pp. 1053 - 1058 Copyright © 1972, 
Association for Computing Machinery Inc.
http://www.acm.org/classics/may96/



Charles Wilt
--
iSeries Systems Administrator / Developer
Mitsubishi Electric Automotive America
ph: 513-573-4343
fax: 513-398-1121
 

> -----Original Message-----
> From: rpg400-l-bounces@xxxxxxxxxxxx
> [mailto:rpg400-l-bounces@xxxxxxxxxxxx]On Behalf Of Fleming, Greg (ED)
> Sent: Tuesday, June 28, 2005 9:09 AM
> To: rpg400-l@xxxxxxxxxxxx
> Subject: RE: Assembly programmers do it a byte at a time
> 
> 
> Alan,
> 
> Thanks.
> 
> Sounds like this is closer to what I am looking for.  
> 
> It just seems to me like this and some other recent threads here are
> beginning to get at the real reason why so many of us are finding it
> difficult to move to ILE programming.  It's that some of us don't know
> how to program.  I'm not sure that what I've been doing with RPG for
> eight years is really programming.  I guess it's analagous to what a
> handyman does vs. a builder.  
> 
> And that begs the question whether small shops using third party
> software really need ILE programming to do our workarounds and vendor
> interfaces.  Sure, it's ideal to have a semi-retired builder do your
> handyman work. He'll probably do a better job than someone else.  But
> both will probably get the job done.  
> 
> Having said that, it seems like even in small shops, 
> certainly in ours,
> information sharing with vendors and large customers, as well 
> as between
> internal systems, is becoming more and more complicated, and probably
> does demand "real programming" as opposed to "make it work and do it
> quickly" patchwork.  
> 
> I'd like to find out if I'm capable of making that transition, but I
> don't think just learning how to use the tools will get me there.  I
> have to learn what to do with them. 
> 
> Greg
>   
> 
> ------------------------------
> 
> message: 2
> date: Mon, 27 Jun 2005 18:29:30 -0700
> from: Alan Campin <Alan.Campin@xxxxxxx>
> subject: RE: Assembly programmers do it a byte at a time
> 
> >>  Can you recommend some good reading for moving from structured 
> >> programming to "real ILE"?
> 
> So you looking for a book on ILE RPG or a book that talks about
> programming?
> 
> One of the best on programming is Code Complete, Second Edition from
> Microsoft Press. This really goes through the basics and anything in
> Code Complete is just as applicable for ILE RPG. 
> 
> As far as books, I haven't really seen anything that focuses 
> on ILE RPG.
> Most of what I have seen are syntax books for RPG IV and don't go into
> using ILE in depth. I will look around. 
> 
> If you understand structured design concepts, then ILE just flows
> naturally, at least that was true for me. I had to learn the 
> syntax but
> the concepts made all the sense in the world to me. 
> 
> Others have suggested before that one of the best ways to 
> understand the
> ILE world is to look at object oriented languages. 
> 
> For anyone wanting to understand object concepts, a very 
> unique concept
> is the Bluej environment available at www.bluej.com. BlueJ is a free
> graphical teaching environment that focuses on teaching about objects
> first with a minimum of Java. You create classes and then graphically
> create objects. Being used all over the world for teaching 
> objects. You
> can get the book that goes with on Amazon.  
> 
> Objects First with Java
> A Practical Introduction using BlueJ, 2nd ed 
> Prentice Hall / Pearson Education, 2004
> ISBN 0-13-124933-9
> 
> The other thing to look at learning some "C". Since RPG IV is just a
> nice clean version of "C"(My opinion only), learning "C" made things a
> lot clear for me or least the basics. 
> 
> Here is an electronic book on "C" 
> 
> http://www.freshsources.com/thinkc.html
> 
> Don't know if I am answering your question or not. Maybe you 
> can amplify
> what the issues are that you struggling with.  
> 
> -- 
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