[R] Changing date format

Frederic Ntirenganya ntfredo at gmail.com
Thu Oct 9 13:31:44 CEST 2014


This idea substract 1 for the all column which is not what i want.

We know that the leap years have 366 days. I don't need to change anything
on them

the non-leap years have 365 days. This is what i want to change to be 366
days rather than 365 days.

On Thu, Oct 9, 2014 at 1:07 PM, Jim Lemon <jim at bitwrit.com.au> wrote:

> On Thu, 9 Oct 2014 12:30:57 PM Frederic Ntirenganya wrote:
> > Hi Lemon,
> >
> > I am using the code you sent. It's correct for the leap years.
> > What I want to do is to have both leap  and no-leap years to have 366
> days.
> > that means the 1st March is day 61 of each year.
> > This will help me to link it with Instat for climatic data analysis.
> >
> Are you sure that the Start and End day of year numbers haven't
> already been corrected for leap years? If not, you can correct both for all
> years like this:
>
> Samaru$Start<-Samaru$Start - Samaru$Start > 60)
> Samaru$End<-Samaru$End - Samaru$End > 60)
>
> as you don't want to shift the dates before Feb 29.
>
> Jim
>
>


-- 
Frederic Ntirenganya
Maseno University,
Kenya.
Mobile:(+254)718492836
Email: fredo at aims.ac.za
https://sites.google.com/a/aims.ac.za/fredo/

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