[R] md5sum issues

Jeff Newmiller jdnewm|| @end|ng |rom dcn@d@v|@@c@@u@
Tue Feb 2 17:05:56 CET 2021


Sounds like a newline discrepancy issue. Highly unlikely to be an R issue.

On February 2, 2021 8:01:05 AM PST, Ivan Calandra <calandra using rgzm.de> wrote:
>Dear useRs,
>
>I have some kind of a weird issue with md5sum() and I'm not sure where
>I 
>should start.
>
>I have a repository on GitHub, with a local Git installation and 
>connected with RStudio.
>I am working on Windows 10 and a colleague of mine works on Linux.
>We both pull the latest commits of all files, but the checksums are 
>different.
>Even stranger (to me at least), I get a different checksum from the 
>local file (downloaded through Git via pulling) and the same file that
>I 
>manually download from GitHub. The checksum of the manual download from
>
>GitHub is the same as that of my colleague on Linux.
>This happens to all text-based files (Rmd, MD, CSV...) but not to 
>non-editable files (PDF, XLSX...).
>
>For example (I have shortened the paths):
> > library(tools)
>
> > md5sum(file.choose()) # local repo
>D:\\...\\SSFAcomparisonPaper\\README.md
>"e3b08fc2ab8b3c8b57e681f862a77f32"
>
> > md5sum(file.choose()) # downloaded from GitHub
>C:\\Users\\...\\Downloads\\README.md
>"05fab51e18b962a9f3266c7b79016ce6"
>
> > md5sum(file.choose()) # local repo
>D:\\...\\SSFAcomparisonPaper\\...\\SSFA_GuineaPigs_plot.pdf
>"d9b331642bfd0d192e4eff5808b2a30f"
>
> > md5sum(file.choose()) # downloaded from GitHub
>C:\\Users\\...\\Downloads\\SSFA_GuineaPigs_plot.pdf
>"d9b331642bfd0d192e4eff5808b2a30f"
>
>I am not sure whether it is an issue with the algorithm of md5sum(), 
>whether it's a R/RStudio/Git/GitHub/Windows issue, so I would be 
>grateful if you could help me sorting it out.
>
>Thank you in advance,
>Ivan

-- 
Sent from my phone. Please excuse my brevity.



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