# list all namespaces
$ kn
default
defaulter
defaultest
heteronormal
comfortably-numb
# select a namespace for subsequent commands
$ kn comfortably-numb
# list all contexts and show current one
$ ktx
one-context
another-one
* the-selected-one
wish-i-was-selected
dont-select-me
# switch to a context
$ ktx dont-select-me