[R] project path in Rmd

Ivan Calandra c@|@ndr@ @end|ng |rom rgzm@de
Thu Apr 2 10:40:07 CEST 2020

Hi Jeff,

But if I do not use setwd(), the current working directory is NOT the
project directory.

That's what my problem is about... I guess I was not clear in my email...


Dr. Ivan Calandra
TraCEr, laboratory for Traceology and Controlled Experiments
MONREPOS Archaeological Research Centre and
Museum for Human Behavioural Evolution
Schloss Monrepos
56567 Neuwied, Germany
+49 (0) 2631 9772-243

On 02/04/2020 10:37, Jeff Newmiller wrote:
> I recommend not using setwd. Then you can always assume your current working directory is your project directory and reference relative to that.
> On April 2, 2020 1:30:29 AM PDT, Ivan Calandra <calandra using rgzm.de> wrote:
>> Dear useRs,
>> I believe this is R code so appropriate for this list, but let me know
>> if this relates more to RStudio itself.
>> I am working on an RStudio project. In that project directory, I have a
>> folder called 'analysis' and in there a folder called 'scripts'
>> ('~/analysis/scripts').
>> My data files needed for the scripts are in '~/analysis/raw_data' and
>> the output should be in '~/analysis/derived_data'.
>> My scripts are Rmd files, so when I knit them, their working directory
>> is where they are located, i.e. '~/analysis/scripts'. The problem I
>> then
>> have is to specify the path for 'raw_data' and 'derived_data' since
>> during the rendering I am not relative to the project directory
>> anymore.
>> And these folders are not subfolders of the working directory 
>> '~/analysis/scripts'.
>> I hope I am clear here...
>> I would like to avoid absolute paths of course, but I do not know how
>> to
>> proceed.
>> What would be nice is a way to get the project directory in the
>> scripts,
>> rather than their working directory.
>> Does that make sense?
>> Thank you in advance
>> Best,
>> Ivan

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