search for: finx

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2011 May 14
2
changing the day of the week in dates format
Dear all, I have a question related to the POSIXlt function in R. I have a set of dates and times, for exmaple: startx <- as.POSIXct("2011-01-01 00:00:00") finx <- as.POSIXct("2011-12-31 00:00:00") daysx<- seq(startx, finx, by="24 hours") I want to change the dates of all the days falling on a Saturday to the next working day (i.e. Monday). So I convert dates to POSIXlt mydaysx <- as.POSIXlt(daysx) Then I change select al...
2001 Nov 04
5
Wine and the serial port
I have an application that talks to hardware via the serial port. (Actually, it talks to a lot of hardware, banking peripherals). The app runs on both Win32 and OS/2. Of course, the main theme is porting the thing natively to linux (and I'm working on that). But just for fun I tried to get it to work with WINE, and while the "device emulation" works perfectly (much to my
2008 Nov 27
1
Yum weirdness
Hi all, Running CentOS 5.2 x86. Tried to do a yum update on the command line a while ago and an error stating "No module named yum" popped up. I then tried importing the yum module by first entering "python" in a terminal window and then "import yum", for which I was rewarded with a "ImportError: No module named yum". Then I downloaded a yum