RPG Editorial Tips

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copy of Chapter 13 of The Modern RPG IV Language, Fourth Edition, written by Robert Cozzi, Jr. and published by MC Press. This chapter, "Web Programming... More...
Jul 24, 2006
copy of Chapter 3 of Free-Format RPG IV written by Jim Martin and published by MC Press. This chapter, "Input/Output Using Free Format," takes a look at the... More...
Jul 26, 2005
Tuohy

You have made the move from RPG III to RPG IV. You have gotten used to mixed case code, you are using EVAL operations and you even use the odd Built in... More...

Dec 13, 2006
for working with dates in V5R3/Free RPG. They could be used directly in code, or encapsulated within functions.

tDate: any date value EndofMonth, StartofMonth... More...
Dec 1, 2005
Two techniques for naming RPG indicators are well known. Using INDARA in the display file has some side-affects that might require more coding to work... More...
May 17, 2006
command so that when you edit an RPG source code you will have its structures documented).

Here, we'll cover the first two ways, leaving the third option as an... More...

Nov 24, 2008
Report Program Generator (RPG) programmers have been able to use dynamic memory (or "heap storage" as IBM likes to call it) for a number of years now, but not... More...
Jul 18, 2006
copy of Chapter 10 of Java for RPG Programmers, Third Edition written by Phil Coulthard and George Farr and published by MC Press. This chapter, "... More...
Dec 6, 2006
That's the problem with free-format RPG. It isn't quite as restrictive as fixed-format RPG, but it isn't totally free either.

The concept of free-format RPG isn't... More...

Jul 20, 2005
software to jump from older RPG to the latest version. Using the latest version gives you a quick technology boost, but do so only if you've adopted strict... More...
Feb 25, 2008
prototypes in a /COPY member (RPG only)

When using prototyped procedures in RPG, as we did in our example in part 2, put the prototypes in a /COPY member... More...

Mar 28, 2007
using prototyped procedures in RPG, as we did in our SQL CLI example discussed in part 2. , put the prototypes in a /COPY member. Include the member in both the... More...
Apr 24, 2007

Paul Tuohy

In RPG IV, compiler directives have undergone quite a few changes in the last few years. Most of you are familiar with the /COPY or... More...

Jun 13, 2006
The submitted RPG code retrieves the number of partions and the partition ID. Partition IDs start at zero. The pgm calls API QWCRSSTS. There... More...
Feb 1, 2007
since 1983 almost exclusively in RPG (RPGII, RPGIII, RPG400, RPG-LE). I've done AFP and bar coding. I've converted spooled files to PDFs, sent email, used the IFS... More...
Oct 26, 2007
conversation centred on free form RPG.

I'd like to share with you, some of the points discussed, highlighting the highs and lows of using free form RPG and some of... More...

Oct 4, 2006
At System i Developer's RPG & DB2 summit in Minneapolis last week, IBM worldwide product line manager for WDS, WDSc and RPG compilers discussed... More...
Oct 10, 2007
your programming skills. RPG -- the most popular language on the iSeries -- does not support true recursion, which involves a program calling itself... More...
Jul 18, 2005
VB Script statements that replace RPG op codes, and how an interactive application in RPG is converted into an ASP.

You will learn to create a complete, fully... More...

Aug 31, 2006
reports, the combination of RPG and green screen terminals was perhaps the most perfectly evolved solution in the business world. I remember watching... More...
Jun 25, 2008
serves data to the Web dynamically.

RPG: RPG has been on the Web from the very beginning when the AS/400 could serve to a browser. We were using programs as examples... More...

May 1, 2009
introducing a program HEAPFREE.RPG that illustrates the use of RPG's heap built-in functions and op-codes. It first allocates storage for an array of 100... More...
Aug 10, 2006
indirectly.) As mentioned, though, ILE RPG does not currently support recursive program calls, but it does support recursive procedure calls. This works great... More...
Jul 27, 2005
properly. SQL, like a well-written RPG program, understands how to drill down into a file and get everything needed from it. There are plenty of books out there... More...
Jan 9, 2008
high-level language including RPG, COBOL and C. With a little effort, a working sockets application can be tossed out in no time.

Now that you know what the TCP... More...

Jan 3, 2006
s the situation: You are writing an RPG or some other high-level language (HLL) program. You are programming a portion of the program that will probably be long... More...
Dec 6, 2006
Developer for I (RDI): RDI is the right RPG tool to move forward with in a more productive manner. Other Rational products for System i development that IBM sells... More...
Jan 30, 2009
same whether I write fixed-format RPG or free-format RPG.) This service program and RPG/DDS test source was the result of a situation where a legacy application... More...
Nov 2, 2005
iSeries Security Tips
i shops to implement object level security using authorization lists. This user had been doing just this for years, but was concerned because, "in the heat of the... More...
Jun 12, 2009
s file and print sharing, or any of the security risks, we can of course look at the source and run SAMBA on our Linux servers. It's a very quick way to leverage the power of... More...
Aug 8, 2008
is the third chapter of the Ensuring security on i runbook. The aim of this is to provide AS/400 users advice from security experts for the i on how you can advocate for... More...
Apr 15, 2008
AS/400, iSeries Definitions
the total power delivered to the server racks in the data center.

According to the Uptime Institute, the typical data center has an average PUE of 2.5. This means... More...

May 6, 2008
to install highly concentrated server clusters, particularly racks of blade servers. Like many consumer and industrial air conditioners, however, chillers... More...
Jan 15, 2008
tools designed for the IBM iSeries server. The WDSC basic edition offers user-friendly, easy-to-learn tools to help providers optimize e-business applications... More...
Feb 6, 2006