Commit 4c4741ab authored by Emma Schymanski's avatar Emma Schymanski
Browse files


parent edd90686
......@@ -57,15 +57,24 @@ Steps:
1. Fire up emacs
2. `Alt-x` and `R` gets you an R session
3. Enter `library(shinyscreen)`
4. Enter `options(browser="chromium")`
5. Enter `launch()`
3. If asked, set your start working directory, e.g.
(where `user` is an alias for your username)
4. Enter `library(shinyscreen)`
5. Enter `options(browser="chromium")`
6. Enter `launch()`
To create subdirectories for different Shinyscreen calculations,
use `dir.create()` and `setwd()` to create and set new working
directories, respectively. This is highly recommended otherwise
you will auto-detect and/or overwrite previous results.
Alternatively, there there are two icons on your desktop that will
start Shinyscreen immediately without a R session. One starts the
stable version of Shinyscreen (used in this course). The other runs a
development version (you can try it out if you feel adventurous).
If you choose this path you are at the mercy of the default file path.
### Material needed for the practical
......@@ -77,5 +86,15 @@ The *mzML* data files are in `/mnt/exchange` directory.
2. Input files for Shinyscreen from [here](
### Some emacs tips
To execute a script in Emacs Ess, you have different shortcuts:
1. `Ctrl alt x`: runs a Paragraph
2. `Ctrl enter`: similar, but closer to Rstudio in how it
treats collections of sratements
3. `Ctrl j`: runs a single line
The above commands are used when you have a separate R script that is
being evaluated in the session. In the session itself, it's just enter
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