[R] project path in Rmd

[Ivan Calandra]

So what you're saying is that I should have scripts in the project
directory and not in a subfolder within it, right?

But what if I need (or at least want) to?

Ivan

--
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
https://www.researchgate.net/profile/Ivan_Calandra

On 02/04/2020 10:56, Jeff Newmiller wrote:
> Make it so. Outside R.
>
> At the command line, use cd before you start R. This should feel natural.
>
> In a GUI file browser, double clicking on a file type assigned to a program by default sets the containing directory to be current directory before kicking off the program, so double-clicking on an empty Project.RData file will do it. Or you can use RStudio Project.Rproj files the same way.
>
> On April 2, 2020 1:40:07 AM PDT, Ivan Calandra <calandra using rgzm.de> wrote:
>> 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...
>>
>> Ivan
>>
>> --
>> 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
>> https://www.researchgate.net/profile/Ivan_Calandra
>>
>> 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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