git.md

@@ -81,9 +81,15 @@ Open the public key (file `.ssh/id_rsa.pub`) in an editor...
 
 ...and copy/paste its contents to the box in the SSH keys of the gitlab website.
 
+On Linux, this can be done by displaying the public key in the terminal:
+```
+cat ~/.ssh/id_rsa.pub
+```
+then selecting it with the mouse and using the middle mouse button to paste it in the GitLab box.
+
 ![](git_addkey.png)
 
-Then click on the "Add" button. 
+Then click on the "Add" button on the GitLab page. 
 
 You can test that you are able to connect to GitLab with the following command in a terminal (check that you target `gitlab.uliege.be` instead of `gitlab.com` in the instructions from GitLab!):
 ```