This section provides introductory, conceptual, and guidance information about how to use OS/400 application programming interfaces (APIs) with your application programs.
When I was a young programmer, there existed a group of people known as Operators.... They were responsible for keeping the OS updated, Monitoring the system for errors, printing
Many examples/tips to make programming on the IBM system i much more enjoyable. These tips written in RPGLE, SQLRPGLE, CLLE are free to use and modify as see fit.
Subfiles are specified in DDS for a display file to allow you to handle multiple records, same type on the display. A subfile is a group of records read/written to a display.
The integrated file system is a part of OS/400© that lets you support stream input/output and storage management similar to personal computer and UNIX© operating systems
Various examples of using SQL on IBM system i - DB2 tables. This section includes both stand alone examples and embedded within SQLRPGLE & CLLE using QSHELL.
Data queues are a type of system object (type *DTAQ) that you can create and maintain using OS/400 commands and APIs. They provide a means of fast asynchronous
Qshell is a command environment based on POSIX and X/Open standards made up of the shell interpreter (or qsh) and QSHELL utilities (or commands)
Find source members
Pass a member name and a subfile will display *ALL copies of this source across the entire system.. (If authorized
Who Locked Record?
Simple example of a program displaying a window showing job information of the person locking the record the program is
PSDS/INFDS
A file information data structure (INFDS) can be defined for each file to make file exception/error and file feedback information
User Spaces
One of the more powerful tools for iSeries programmers is the user space. Many IBM list APIs use a user
Download ZipCodes
We have been collecting your city and zipcodes and are now ready to start posting the compiled lists. Let us
Read Outq - QUSLSPL
This program reads multiple outqueues from an Iseries table. Then performs some action on the spooled files. Uses IBM system