Set a property on this channel using the given key and value.
Set a property on this channel using the given key and value.
Bounds the output for some serializers, e.g. limits the number of rows returned for a DataFrame.
Watch the given variable on this channel for changes, and execute the given handler when a change occurs.
Watch the given variable on this channel for changes, and execute the given handler when a change occurs.
Name of the variable to watch.
Handler to execute when a change to variable
occurs.