Roger Orr
Roger Orr started contracting writing software for OS/2 and named his company OR/2 to reflect this. Most of the articles on this site were originally printed in the OS/2 User Group magazine.
Articles
- Extending OS/2 batch files - Part 1 (Oct 1996)
- Extending OS/2 batch files - Part 2 (Dec 1996)
- Using Multimedia OS/2 for sound (Aug 1995)
- Using a DLL for a PM hook (May 1995)
- Programming the OS/2 Switch List (Dec 1994)
- Calling C functions from Rexx (Jul 1994)
- Using REXX as a macro language (Dec 1994)
- A personal look at the OS/2 API (Dec 1993)
- Exception Management - or coping with bugs (Aug 1993)
- Extended Attributes - what are they and how can you use them ? (May 1993)
- Introduction to IOPL programming (Dec 1992)
- Writing your own PSTAT (Aug 1992)
- Programming direct OS/2 Disk I/O (Apr 1992)
- OS/2 Procedures Language - REXX (Dec 1991)
- Using the OS/2 debugging interface to monitor the system (Aug 1991)
- Drawing your own listboxes (Apr 1991)
- OS/2 signal handling (Dec 1990)
- OS/2 initialisation - making it work for you (Aug 1990)
- Hints for writing simple programs for both OS/2 and DOS (Apr 1990)
- Republishing Permission
- Roger Orr allows the use of this OS/2 articles under the "Creative Commons Attribution-ShareAlike 3.0 Unported" License.