• Taking advantage of CL advancements on IBM System i

    Using the new CL programming tools released in V5R3 on the IBM System i has advantages: New looping methods, subroutines, and multiple file declarations. See examples of old versus new programs tha...

  • TAATOOL: Useful tools for programmers on IBM i

    Over 2,000 APIs are available for the AS/400 in the TAATOOL set. The list grows as more programmers submit their tools, making the IBM i more efficient on a daily basis. If you are struggling to fi...

  • Date calculation commands for AS/400

    If you need to periodically calculate dates on your AS/400 relative to a given date to determine reporting limits such as month end, month begin, this tip contains a helpful service program.

  • Monitoring escape messages and using RCVMSG for diag...

    When an error occurs on an IBM command, the diagnostic messages are sent first, then an escape message, which you can monitor. On AS/400 you see the escape message, and then you use the RCVMSG comm...

iSeries programming commands

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  • How to define iSeries commands -- Part IV

    Ron Turull finishes up his series on how to define iSeries commands by looking at key concepts related to command parameters and how to compile command definition source code to create the command.  Tip

  • How to define iSeries commands -- Part III

    Ron Turull picks up where he left off in Part II of this series and further explains parameters defined in the command definition source code for the CRTMIPGM command.  Tip

  • Using a collating sequence table to order data

    A collating (sort) sequence table has 256 entries arranged in 8 records, each with 32 2 byte hex values. The logical position in the table represents the values hex values 00-FF. The hex value entered in the logical position determines the collating...  Tip

  • How to define iSeries commands -- Part II

    You learned the basics of iSeries commands and the command definition language in Part 1 of this series. Now Ron Turull walks you through the command definition source code for the CRTMIPGM command.  Tip

  • DDS column headings in CSV

    This is a slight enhancement to Ron Harrison's tip. I added all of the three column headings and the field names. The delimiter is what I use for my regular CPYTOIMPF command.  Tip

  • How to define iSeries commands

    Want to do something with your iSeries? You're going to need a command for it. Ron Turull reviews the basics of iSeries commands and the command definition language.  Tip

  • Working with function keys

    Instead of using indicators for trapping function keys in RPG, you can use real key equivalents such as F1, F12, F20, etc.  Tip

  • iSeries calling an .exe -- revisited

    Here's a second possible solution for calling a PC .exe from the iSeries.  Tip

  • Search journals effectively

    Often we look at journals to determine what happened in the data. The following commands make this easier to deal with.  Tip

  • List files with triggers attached

    Know which files on your system have triggers attached by using this simple tip.  Tip

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