• The Four Hundred
  • Subscribe
  • Media Kit
  • Contributors
  • About Us
  • Contact
Menu
  • The Four Hundred
  • Subscribe
  • Media Kit
  • Contributors
  • About Us
  • Contact
  • How To Read A Program

    January 28, 2009 Steve Kilner

    When you have to figure out a big, complicated program you’re not familiar with, what do you do? Can you explain the process you go through? If you’re a manager of people who maintain programs, what do you know about how they figure out programs? How are they doing it? Are they doing it efficiently? Correctly?

    Research studies have shown that maintenance programmers spend about half their time trying to figure out the programs they are tasked with modifying. That’s half the maintenance budget. What can be done to improve this process, to increase quality, value delivered, and speed to

    …

    Read more
  • Load a Spreadsheet from a DB2/400 Database: Part 3

    January 28, 2009 Michael Sansoterra

    Note: The code accompanying this article is available for download here.

    Part 1 and Part 2 of this little series on generating an Excel spreadsheet demonstrated how to use Visual Basic for Applications (VBA) code to retrieve data from DB2 on an AS/400 and place it in a spreadsheet. Additional refinements were offered on doing some fancier things to the spreadsheet, such as auto-sizing all the columns based on the loaded data, formatting date columns properly, etc. All of this was done in the name of programmatically creating a nice spreadsheet with current “DB2 for i” data. This tip

    …

    Read more
  • Admin Alert: Four Things to Beware of During a System Upgrade

    January 28, 2009 Joe Hertvik

    As I reported a few weeks ago, i5/OS V5R3 loses IBM support as of April 30th, which may cause many iSeries and System i shops to upgrade their operating systems in the next few months. If you’re currently working on a V5R3 upgrade, here are four things that you should watch out for as you plan your upgrade.

    Be Aware of the Difference Between Compatible and Supported Software

    For third-party software, it’s important to understand the difference between a compatible and a supported piece of software. I recently ran into this issue on an i5/OS V5R4 upgrade where the vendor

    …

    Read more

Content archive

  • The Four Hundred
  • Four Hundred Stuff
  • Four Hundred Guru

Recent Posts

  • With Power11, Power Systems “Go To Eleven”
  • With Subscription Price, IBM i P20 And P30 Tiers Get Bigger Bundles
  • Izzi Buys CNX, Eyes Valence Port To System Z
  • IBM i Shops “Attacking” Security Concerns, Study Shows
  • IBM i PTF Guide, Volume 27, Number 26
  • Liam Allan Shares What’s Coming Next With Code For IBM i
  • From Stable To Scalable: Visual LANSA 16 Powers IBM i Growth – Launching July 8
  • VS Code Will Be The Heart Of The Modern IBM i Platform
  • The AS/400: A 37-Year-Old Dog That Loves To Learn New Tricks
  • IBM i PTF Guide, Volume 27, Number 25

Subscribe

To get news from IT Jungle sent to your inbox every week, subscribe to our newsletter.

Pages

  • About Us
  • Contact
  • Contributors
  • Four Hundred Monitor
  • IBM i PTF Guide
  • Media Kit
  • Subscribe

Search

Copyright © 2025 IT Jungle