Merge branch 'name_in_docker' into 'master'

HandsOn: fix the path and user name in the README

See merge request !97

HandsOn/5-UsefulConceptsAndSTL/do_patch.sh

-next=$(($1+1))
-
-diff Solution/exercise$1.cpp Solution/exercise$next.cpp > p$1_$next

HandsOn/README.md

@@ -2,14 +2,16 @@ The more natural to run the hands-ons is to set up your local environment with a
 
 However if need be we prepared a Docker image which includes a very basic environment with the minimum required to be able to run the hands-ons.
 
-The image is based on Fedora and is created through this [Dockerfile](../docker/Dockerfile.fedora). 
+The image is based on Fedora and is created through this [Dockerfile](../docker/Dockerfile.fedora_for_hands_on). 
 
-To run it type:
+To run it, place yourself in the `HandsOn` directory and type:
 
 ```
-docker run -it --rm -v $PWD:/home/formation/gettingstartedwithmoderncpp --cap-drop=all registry.gitlab.inria.fr/formations/cpp/gettingstartedwithmoderncpp/fedora_for_hands_on:latest
+docker run -it --rm -v $PWD:/home/dev_cpp/training_cpp --cap-drop=all registry.gitlab.inria.fr/formations/cpp/gettingstartedwithmoderncpp/fedora_for_hands_on:latest
 ```
 
+You may now edit in your local environment the source files with your favorite IDE and compile and runs the example in the container.
+
 Most options have already been covered in the [main README](../README.md); the only new one is:
 
 - `-it` which specifies the container must be run in interactive mode (i.e. you get a prompt to a terminal inside the Docker environment).

HandsOn/diff.sh

-next=$(($1+1))
-
-echo "diff ../exercise$1.cpp ../exercise$next.cpp"
-
-diff ../exercise$1.cpp ../exercise$next.cpp
\ No newline at end of file