Add a comment about the second shell tab

Author: foxylion

docs/_layouts/page.html

@@ -17,7 +17,7 @@
   function initializeVariables() {
     var projectId = localStorage.getItem('gcloud-project-id') ? localStorage.getItem('gcloud-project-id') : 'no-project-id-configured';
     var shellHostname = localStorage.getItem('gcloud-shell-url') ? localStorage.getItem('gcloud-shell-url') : 'http://no-url-configured';
-    var publicIp = localStorage.getItem('gcloud-public-ip') ? localStorage.getItem('gcloud-public-ip') : '<no-ip-configured>';
+    var publicIp = localStorage.getItem('gcloud-public-ip') ? localStorage.getItem('gcloud-public-ip') : 'no-ip-configured';
     document.getElementById('main-content').innerHTML = document.getElementById('main-content').innerHTML.replace(new RegExp('\\$GCLOUD_PROJECT_ID', 'g'), projectId);
     document.getElementById('main-content').innerHTML = document.getElementById('main-content').innerHTML.replace(new RegExp('\\$GCLOUD_SHELL_URL', 'g'), shellHostname);
     document.getElementById('main-content').innerHTML = document.getElementById('main-content').innerHTML.replace(new RegExp('\\$GCLOUD_PUBLIC_IP', 'g'), publicIp);

docs/tutorial/01-run-the-backend/01-first-pod.md

@@ -7,8 +7,13 @@ redirect_from:
 
 # Start the First Pod
 
+Now we are prepared to start our first pod.
+
 ## Create YAML file
 
+In the current console tab we have still the `kubectl proxy` command running. We will use a second
+console tab to run all further commands. Click on the `+` icon to add a second shell.
+
 Create your first YAML file which will later on be used to create the first Kubernetes resource.
 
 ```bash