Re: [R] strange date problem - May 3, 1992 is NA

2011-06-24 Thread Brian Diggs
On 6/22/2011 2:28 PM, Alexander Shenkin wrote: On 6/22/2011 4:09 PM, Brian Diggs wrote: On 6/22/2011 1:37 PM, Alexander Shenkin wrote: On 6/22/2011 3:34 PM, Brian Diggs wrote: On 6/22/2011 12:09 PM, Luke Miller wrote: For what it's worth, I cannot reproduce this problem under a nearly identic

Re: [R] strange date problem - May 3, 1992 is NA

2011-06-23 Thread Petr PIKAL
Hi r-help-boun...@r-project.org napsal dne 22.06.2011 20:40:39: > On 6/22/2011 1:34 PM, Sarah Goslee wrote: > > On Wed, Jun 22, 2011 at 2:28 PM, David Winsemius wrote: > >> > >> On Jun 22, 2011, at 2:03 PM, Sarah Goslee wrote: > >> > >>> Hi, > >>> > >>> On Wed, Jun 22, 2011 at 11:40 AM, Alexand

Re: [R] strange date problem - May 3, 1992 is NA

2011-06-22 Thread Alexander Shenkin
On 6/22/2011 4:09 PM, Brian Diggs wrote: > On 6/22/2011 1:37 PM, Alexander Shenkin wrote: >> On 6/22/2011 3:34 PM, Brian Diggs wrote: >>> On 6/22/2011 12:09 PM, Luke Miller wrote: For what it's worth, I cannot reproduce this problem under a nearly identical instance of R (R 2.12.1, Win 7

Re: [R] strange date problem - May 3, 1992 is NA

2011-06-22 Thread Brian Diggs
On 6/22/2011 1:37 PM, Alexander Shenkin wrote: On 6/22/2011 3:34 PM, Brian Diggs wrote: On 6/22/2011 12:09 PM, Luke Miller wrote: For what it's worth, I cannot reproduce this problem under a nearly identical instance of R (R 2.12.1, Win 7 Pro 64-bit). I also can't reproduce the problem with R 2

Re: [R] strange date problem - May 3, 1992 is NA

2011-06-22 Thread Brian Diggs
ezone file on your machine. Bill Dunlap Spotfire, TIBCO Software wdunlap tibco.com -Original Message- From: Alexander Shenkin [mailto:ashen...@ufl.edu] Sent: Wednesday, June 22, 2011 1:07 PM To: William Dunlap Subject: Re: [R] strange date problem - May 3, 1992 is NA Hi Bill, Thanks for you

Re: [R] strange date problem - May 3, 1992 is NA

2011-06-22 Thread Alexander Shenkin
On 6/22/2011 3:34 PM, Brian Diggs wrote: > On 6/22/2011 12:09 PM, Luke Miller wrote: >> For what it's worth, I cannot reproduce this problem under a nearly >> identical instance of R (R 2.12.1, Win 7 Pro 64-bit). I also can't >> reproduce the problem with R 2.13.0. You've got something truly weird

Re: [R] strange date problem - May 3, 1992 is NA

2011-06-22 Thread Brian Diggs
On 6/22/2011 12:09 PM, Luke Miller wrote: For what it's worth, I cannot reproduce this problem under a nearly identical instance of R (R 2.12.1, Win 7 Pro 64-bit). I also can't reproduce the problem with R 2.13.0. You've got something truly weird going on with your particular instance of R. is

Re: [R] strange date problem - May 3, 1992 is NA

2011-06-22 Thread Alexander Shenkin
Alexander Shenkin [mailto:ashen...@ufl.edu] >> Sent: Wednesday, June 22, 2011 1:07 PM >> To: William Dunlap >> Subject: Re: [R] strange date problem - May 3, 1992 is NA >> >> Hi Bill, >> >> Thanks for your reply. The results look almost identical to my ey

Re: [R] strange date problem - May 3, 1992 is NA

2011-06-22 Thread William Dunlap
ur machine. > > Bill Dunlap > Spotfire, TIBCO Software > wdunlap tibco.com > > > -Original Message----- > > From: Alexander Shenkin [mailto:ashen...@ufl.edu] > > Sent: Wednesday, June 22, 2011 1:07 PM > > To: William Dunlap > > Subject: Re: [R]

Re: [R] strange date problem - May 3, 1992 is NA

2011-06-22 Thread William Dunlap
:ashen...@ufl.edu] > Sent: Wednesday, June 22, 2011 1:07 PM > To: William Dunlap > Subject: Re: [R] strange date problem - May 3, 1992 is NA > > Hi Bill, > > Thanks for your reply. The results look almost identical to my eyes, > except for the mysterious "

Re: [R] strange date problem - May 3, 1992 is NA

2011-06-22 Thread Luke Miller
For what it's worth, I cannot reproduce this problem under a nearly identical instance of R (R 2.12.1, Win 7 Pro 64-bit). I also can't reproduce the problem with R 2.13.0. You've got something truly weird going on with your particular instance of R. > is.na(strptime("5/3/1992", format="%m/%d/%Y")

Re: [R] strange date problem - May 3, 1992 is NA

2011-06-22 Thread Alexander Shenkin
On 6/22/2011 1:34 PM, Sarah Goslee wrote: > On Wed, Jun 22, 2011 at 2:28 PM, David Winsemius > wrote: >> >> On Jun 22, 2011, at 2:03 PM, Sarah Goslee wrote: >> >>> Hi, >>> >>> On Wed, Jun 22, 2011 at 11:40 AM, Alexander Shenkin >>> wrote: > > is.na(strptime("5/2/1992", format="%m/%d/%Y")

Re: [R] strange date problem - May 3, 1992 is NA

2011-06-22 Thread Sarah Goslee
On Wed, Jun 22, 2011 at 2:28 PM, David Winsemius wrote: > > On Jun 22, 2011, at 2:03 PM, Sarah Goslee wrote: > >> Hi, >> >> On Wed, Jun 22, 2011 at 11:40 AM, Alexander Shenkin >> wrote: is.na(strptime("5/2/1992", format="%m/%d/%Y")) >>> >>> [1] FALSE is.na(strptime("5/3/1992",

Re: [R] strange date problem - May 3, 1992 is NA

2011-06-22 Thread David Winsemius
On Jun 22, 2011, at 2:03 PM, Sarah Goslee wrote: Hi, On Wed, Jun 22, 2011 at 11:40 AM, Alexander Shenkin wrote: is.na(strptime("5/2/1992", format="%m/%d/%Y")) [1] FALSE is.na(strptime("5/3/1992", format="%m/%d/%Y")) [1] TRUE I can't reproduce your problem on R 2.13.0 on linux: I als

Re: [R] strange date problem - May 3, 1992 is NA

2011-06-22 Thread Alexander Shenkin
On 6/22/2011 1:03 PM, Sarah Goslee wrote: > Hi, > > On Wed, Jun 22, 2011 at 11:40 AM, Alexander Shenkin wrote: >>> is.na(strptime("5/2/1992", format="%m/%d/%Y")) >> [1] FALSE >>> is.na(strptime("5/3/1992", format="%m/%d/%Y")) >> [1] TRUE > > I can't reproduce your problem on R 2.13.0 on linux: >

Re: [R] strange date problem - May 3, 1992 is NA

2011-06-22 Thread Sarah Goslee
Hi, On Wed, Jun 22, 2011 at 11:40 AM, Alexander Shenkin wrote: >> is.na(strptime("5/2/1992", format="%m/%d/%Y")) > [1] FALSE >> is.na(strptime("5/3/1992", format="%m/%d/%Y")) > [1] TRUE I can't reproduce your problem on R 2.13.0 on linux: > strptime("5/2/1992", format="%m/%d/%Y") [1] "1992-05-0

[R] strange date problem - May 3, 1992 is NA

2011-06-22 Thread Alexander Shenkin
> is.na(strptime("5/2/1992", format="%m/%d/%Y")) [1] FALSE > is.na(strptime("5/3/1992", format="%m/%d/%Y")) [1] TRUE Any idea what's going on with this? Running strptime against all dates from around 1946, only 5/3/1992 was converted as "NA". Even stranger, it still seems to have a value associa