Github user prabhjyotsingh commented on the issue:
https://github.com/apache/zeppelin/pull/1111
@jongyoul Sure, now I understand what you mean, but before that what do we
call an empty paragraph; should it be `Strings.isNullOrEmpty(text)` or
`"%getInterpreterName()".equals(text.trim())` or `both`.
And if we say `both` then this is kind of taking care of it. However I can
try and tune it.
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