Re: [R] Manipulating two large dataset differing by date and time

Hello Jim, Thank you so much for your attention. It handled the hourly data with ease. Best wishes Ogbos On Mon, Jan 22, 2018 at 8:21 AM, Jim Lemon wrote: > Hi Ogbos, > You can just use ISOdate. If you pass more values, it will process them: > > ISOdate(2018,01,22) > [1] "2018-01-22 12:00:00 GM

Re: [R] Manipulating two large dataset differing by date and time

Hi Ogbos, You can just use ISOdate. If you pass more values, it will process them: ISOdate(2018,01,22) [1] "2018-01-22 12:00:00 GMT" > ISOdate(2018,01,22,18,17) [1] "2018-01-22 18:17:00 GMT" Add something like: if(is.null(data$hour),data$hour<-12 then pass data$hour as it will default to the sa

[R] Manipulating two large dataset differing by date and time

Dear Members, Compliments of the Season!! Below is a part of a code I use for Fourier analysis of signals. The code handles data with the format 05 01 018628 (year, month, day and count) 05 01 028589 (year, month, day and count) The sample data is attached a