Partly because the procedure itself is incomplete, but yes I see the illogic nature of my position.
On Thu, Jul 4, 2019 at 4:22 PM Jeff Newmiller <jdnew...@dcn.davis.ca.us> wrote: > If you can't reproduce them, how do you know they are correct? > > On July 4, 2019 11:34:53 AM PDT, Spencer Brackett < > spbracket...@saintjosephhs.com> wrote: > >Thank you for the clarification. So should I not rely on importing a > >saved > >environment from now on? I am currently experiencing some difficulties > >with > >reproducing the output (aka the objects listed in my environment), > >which is > >why I was trying to load them all at once. > > > >Best, > > > >Spencer > > > >On Thu, Jul 4, 2019 at 1:24 PM Duncan Murdoch > ><murdoch.dun...@gmail.com> > >wrote: > > > >> On 04/07/2019 12:32 p.m., Spencer Brackett wrote: > >> > Hello again, > >> > > >> > I might be repeating myself here, so my apologies, but do I have > >to > >> run a > >> > script file from my R Studio to reimplement my previous work for a > >given > >> > project.... so to start up where I left off.... or is opening up R > >and, > >> > with my global environment automatically reloading as it was when I > >last > >> > worked on, sufficient? > >> > >> > >> Saving your workspace when you quit is a common default, but it is > >> generally a bad idea. Old junk collects in there, and makes new > >results > >> harder to debug. > >> > >> A better workflow is to never save the whole workspace. If you have > >> just computed some object(s) and the computation took so long you > >don't > >> want to repeat it, then save just a minimum, and load them later in a > >> new session. > >> > >> A particularly dangerous situation happens if you sometimes save your > >> workspace and sometimes don't. You can end up with situations like > >this: > >> > >> Session 1: compute some random values. Save the workspace, > >including > >> the random number key. > >> > >> Session 2: automatically load the saved workspace. Compute some new > >> random values. Quit without saving the workspace. > >> > >> Session 3: automatically load the saved workspace from Session 1, > >> including the random number seed. Any random values computed in this > >> session could be identical to the values in Session 2, because they > >are > >> starting with the same seed. > >> > >> If you don't have a saved workspace to load, you end up with a blank > >> slate, and the random number key is generated based on time of day > >and > >> process number, so is almost certainly different in every session. > >> (Sometimes you want a repeated seed for reproducibility, but it's > >always > >> bad when you're surprised by one.) > >> > >> Duncan Murdoch > >> > > > > [[alternative HTML version deleted]] > > > >______________________________________________ > >R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > >https://stat.ethz.ch/mailman/listinfo/r-help > >PLEASE do read the posting guide > >http://www.R-project.org/posting-guide.html > >and provide commented, minimal, self-contained, reproducible code. > > -- > Sent from my phone. Please excuse my brevity. > [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
