update instructions for local running

content/02-local-setup-python.qmd

@@ -2,7 +2,15 @@
 title: Setting up on your computer - Python users
 ---
 
-The easiest way to run the Python tutorials locally is to use the Docker container `py-rocket-geospatial`; this is the environment that is being used in the JupyterHub. You'll need containerization software such as [Docker Desktop](https://www.docker.com/products/docker-desktop/) or [Podman](https://podman.io/) installed.
+# Running from Google Colab
+
+The standard [Google Colab](https://colab.research.google.com/) has most of the packages you will need. For most of the tutorials, you only need to install `earthaccess` with 
+
+`!pip install earthaccess`
+
+# Running from a Docker file
+
+The easiest way to run the Python tutorials locally is to use the Docker container `py-rocket-geospatial`; this has JupyterLab and the conda environment that is being used in the JupyterHub. You'll need containerization software such as [Docker Desktop](https://www.docker.com/products/docker-desktop/) or [Podman](https://podman.io/) installed.
 
 
 ## Start the docker image

content/02-local-setup-r.qmd

@@ -2,7 +2,29 @@
 title: Setting up on your computer - R users
 ---
 
-The easiest way to run the R tutorials locally is to use the Docker container `py-rocket-geospatial`; this is the environment that is being used in the JupyterHub. You'll need containerization software such as [Docker Desktop](https://www.docker.com/products/docker-desktop/) or [Podman](https://podman.io/) installed.
+# Running locally
+
+If you are set up locally to run R and have tidyverse installed, then for most of the tutorials, you only need to install `earthdatalogin` and `terra` with 
+
+```
+devtools::install_github("boettiger-lab/earthdatalogin")
+install.packages("terra")
+```
+
+RStudio should alert you if there are other packages that you need to install.
+
+# Running from Posit Cloud
+
+The standard [Posit Cloud](https://posit.cloud/) has most of the packages you will need. For most of the tutorials, you only need to install `earthdatalogin` and `terra` with 
+
+```
+devtools::install_github("boettiger-lab/earthdatalogin")
+install.packages("terra")
+```
+
+# Running from a Docker file
+
+If you don't have RStudio or R installed, the easiest way to run the R tutorials locally is to use the Docker container `py-rocket-geospatial`; this is the environment that is being used in the JupyterHub. You'll need containerization software such as [Docker Desktop](https://www.docker.com/products/docker-desktop/) or [Podman](https://podman.io/) installed.
 
 ## Start the docker image
 

tutorials/r/1-earthdatalogin.qmd

@@ -27,6 +27,8 @@ For more on `earthdatalogin` visit the [`earthdatalogin` GitHub](https://github.
 
 An Earthdata Login account is required to access data from NASA Earthdata. Please visit <https://urs.earthdata.nasa.gov> to register as a new user and manage your Earthdata Login account. This account is free to create and only takes a moment to set up.  
 
+You will need earthdatalogin 0.0.2.99 (dev version)
+
 ## Load Required Packages
 
 We are using the JupyterHub and all necessary packages are already installed for you.
@@ -37,6 +39,7 @@ netCDF files. Using a Docker image (and Python) is often less aggravating.*
 
 
 ```{r}
+# devtools::install_github("boettiger-lab/earthdatalogin")
 library(earthdatalogin)
 library(terra)
 ```
@@ -184,8 +187,12 @@ If you get the following error:
 
 > Error: [rast] file does not exist: /vsicurl/https://archive.podaac.earthdata.nasa.gov/podaac-ops-cumulus-protected/AVHRR_OI-NCEI-L4-GLOB-v2.1/20200115120000-NCEI-L4_GHRSST-SSTblend-AVHRR_OI-GLOB-v02.0-fv02.1.nc
 
-It is likely because you do not have the End User Licence Agreement (EULA)/permissions to use that data set or are not properly logged in using `earthdatalogin::edl_netrc()`. Another reason may be that your
-GDAL installation is not properly handling `netCDF` files.
+The following are possible problems:
+
+* you are not logged in using `earthdatalogin::edl_netrc()`. Try running the code again.
+* you inadvertantly installed `terra` from source. Try deleting the package via the 'x' inthe package tab and reinstalling.
+* you do not have the End User Licence Agreement (EULA)/permissions to use that data set. Go to https://urs.earthdata.nasa.gov/home, log in and then go to the EULA tab.
+* GDAL installation is not properly handling `netCDF` files. That is hard. You may be out of luck.
 :::
 
 Also try this example script from the `?earthdatalogin::edl_netrc` documentation that uses a `.tif` file instead of `.netCDF`.