That is some really good information. thanks, John Balgenorth
On Aug 11, 2014, at 11:18 AM, kee nethery <k...@kagi.com> wrote: > I have a bunch of long running scripts. I structure them so that they pause > between cycles. By that I mean, if I am processing a bunch of files, I might > have a field where I list all the files and then I trigger a script that > processes the first unprocessed file in the list. When there are no > unprocessed files, it halts because it is done. > > When a file is processed, I mark it in the list and then the very next thing > I do is send a message in (for example) 5 seconds, to run that script again. > For that 5 seconds nothing happens and presumably “things” reset to an idle > state before going after the next file. It keeps doing this until all the > files are processed. > > I have scripts that essentially run for weeks at a time. > > The one feature I add into all my scripts is a safe exit from whatever it is > doing. Within all my loops I have: > > if optionkey is down then > exit repeat > end if > > I put these all throughout my code so that if I need to halt, it does so > safely. In the file example, perhaps in a beginning section I just exit out > of the script. Perhaps in a section after an hour of processing, I let it > finish and then don’t trigger the send message in 5 seconds to do it again. > > Finally, In long running scripts I find it is essential to provide a visual > indication of where the script is. I try to have something in the interface > change more frequently than once a minute so that I know it is still running > and not lost in some loop. Plus, if it stays with some indicator for a really > long period of time, I know that is where I need to add a debug statement and > figure out why it is taking so long there. > > Kee Nethery > _______________________________________________ > use-livecode mailing list > use-livecode@lists.runrev.com > Please visit this url to subscribe, unsubscribe and manage your subscription > preferences: > http://lists.runrev.com/mailman/listinfo/use-livecode > _______________________________________________ use-livecode mailing list use-livecode@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode
