The existing ConfigMap concept incorrectly states that you must use
different ConfigMap objects if you want to configure both environment
variables and file-like configuration items at the same time.
Reword to give the correct advice.
Add quotation marks around the value of the key "player_initial_lives" in configuration file of the ConfigMap called "game-demo". Otherwise, kubectl version 1.18 gives the following error with the command "kubectl apply -f game-demo-configMap.yaml"
Error from server (BadRequest): error when creating "game-demo-configMap.yaml": ConfigMap in version "v1" cannot be handled as a ConfigMap: v1.ConfigMap.Data: ReadString: expects " or n, but found 3, error found in #10 byte of ...|l_lives":3,"ui_prope|..., bigger context ...|player.maximum-lives=5\n","player_initial_lives":3,"ui_properties_file_name":"user-interface.propert|...