On Mon, Aug 16, 2010 at 10:14 AM, Nikos Alexandris <[email protected]> wrote: > Richard Chirgwin: ... >> > The killer is that it isn't reliable - sometimes it works, sometimes it >> > fails, and I can't tell why! > >> Always on the same machine, the same binary and the same map? > > Markus, Richard, > > in the past I witnessed some strange randomness myself. Can't find the post > anymore (where Markus was referring to Heisenberg or someone's > uncertainty theory?).
You mean "Heisenbug": On Tue, Sep 23, 2008 at 8:55 PM, Glynn Clements <[email protected]> wrote: [ .. referring to memory corruption ...] > > It doesn't help that such bugs often fail to manifest if the program > is run under a debugger (colloquially referred to as a "Heisenbug", in > reference to the quantum mechanics principle that simply observing a > system can change its behaviour). So far we are far away from such a bug, also since v.dissolve is simply a script. First we need to obtain answers to above questions. Markus _______________________________________________ grass-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-user
