Updates the documentation.

README.md

@@ -6,13 +6,13 @@ Yellow Bike [Project's](http://austinyellowbike.org) Hours and Transaction [Data
 
 Heavily developed [YBP Devel](https://github.com/fspc/Yellow-Bike-Database/tree/devel) is being utilized.
 
-##Pull the repository
+## Pull the repository
 
 ```
 docker pull bikebike/ybdb
 ```
 
-##Run the docker container
+## Run the docker container
 
 Publish the container's port to the host:
 
@@ -23,15 +23,26 @@ Publish the container's port to the host:
 docker run -d -p 81:80 --name="ybdb" bikebike/ybdb
 ```
 
-###Status
+### Status
 
 Moving along nicely!
 
-##How to test/develop inside the running container process 
+## How to test/develop inside the running container process 
+
+```
+sudo docker exec -it ybdb /bin/bash
+```
+
+If it produces this error:
+
+```
+rpc error: code = 13 desc = invalid header field value "oci runtime error: exec failed: container_linux.go:247: starting container process caused \"process_linux.go:75: starting setns process caused \\\"fork/exec /proc/self/exe: no such file or directory\\\"\"\n"
+```
+
+then do this before attempting again:
 
-This method uses [nsenter](http://jpetazzo.github.io/2014/06/23/docker-ssh-considered-evil/).  Check out [jpetazzo/nsenter](https://github.com/jpetazzo/nsenter) on GitHub. 
 
 ```
-sudo PID=$(docker inspect --format {{.State.Pid}} <container_name_or_ID>)
+docker stop ybdb
-sudo nsenter --target $PID --mount --uts --ipc --net --pid
+docker start ybdb
 ```