Re: [R] Using older version of R

2019-12-20 Thread Duncan Murdoch
On 20/12/2019 11:24 a.m., Steven Yen wrote: I had to use an older version of R (as old as R3.0.3) for a reason. I myself have no problem installing a package built under a newer version, but my student (who also installed R3.0.3) could not install the package (newer version). Had an error

Re: [R] Using older version of R

2019-12-20 Thread Bert Gunter
No. You can install both versions side by side, use the newer version and xx package as needed, use the older version and your essential package as needed, and shift results in .Rdata files -- or even as text files of data -- between them as necessary. This is obviously a nightmare and may

[R] Using older version of R

2019-12-20 Thread Steven Yen
I had to use an older version of R (as old as R3.0.3) for a reason. I myself have no problem installing a package built under a newer version, but my student (who also installed R3.0.3) could not install the package (newer version). Had an error message saying package x is not available