Merge master into dev-1.22 to keep in sync

content/en/docs/tutorials/stateful-application/cassandra.md

@@ -50,7 +50,7 @@ To complete this tutorial, you should already have a basic familiarity with
 ### Additional Minikube setup instructions
 
 {{< caution >}}
-[Minikube](https://minikube.sigs.k8s.io/docs/) defaults to 1024MiB of memory and 1 CPU.
+[Minikube](https://minikube.sigs.k8s.io/docs/) defaults to 2048MB of memory and 2 CPU.
 Running Minikube with the default resource configuration results in insufficient resource
 errors during this tutorial. To avoid these errors, start Minikube with the following settings:
 

content/en/docs/tutorials/stateless-application/guestbook.md

@@ -19,7 +19,7 @@ ready)_, multi-tier web application using Kubernetes and
 [Docker](https://www.docker.com/). This example consists of the following
 components:
 
-* A single-instance [Redis](https://www.redis.com/) to store guestbook entries
+* A single-instance [Redis](https://www.redis.io/) to store guestbook entries
 * Multiple web frontend instances
 
 ## {{% heading "objectives" %}}