From AS/400 to iSeries to System i to IBM i on Power
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IBM i, AS400, iSeries, Programming, RPG
I wanted a handy little RPG code snippet to return the day name for a date. My requirement was to feed in a date like “Nov 30 2017” and it to tell me that its ‘Thursday’. Google to the rescue, I found a nice little article by RAFAEL VICTORIA-PEREIRA (Thankyou Sir!) which has a code sample …
While I was writing that previous blog about handling wide fat screens I stumbled across another useful API (QSNRTVMOD) for retrieving the current screen mode that we are displaying. This means we could find our screen width programmatically. Why isnt that a word? I’m not too sure why anyone would want to do this but… …
Back in the olden days – RPG was this column based thing that looked magical and quite unlike any other programming language. But, it’s a new age and RPG has evolved, added a sprinkle of ILE pixie dust and now lets us code fully backwards compatible programm calls in a much neater format free’d from …
IBM i, AS400, iSeries, Programming, RPG
This morning I got question from an old RPG3 chum of mine: I know a couple of questions they will ask me, what are the different parms used on sub-procedures like *OMIT/*Nopass. Didn’t we use those any way? I thought we were writing programs that did or did not necessarily get parms depending what called …
RPG passes parameters by reference, IE the memory address. If you are calling a program there is a potential that the calling program can modify the value at that address. If you do not want the value to change then set the parameter in the program or procedure to use the CONST keyword. This simple …
another snippet from an old document I found in a dim dark and hazy corner of an even older HDD… rather than let it disintegrate, here it is migrating to the web just in the (extreme) off chance that it may be useful to someone out there. Hey.. if YOU are reading this then its …