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https://issues.apache.org/jira/browse/FLINK-20212?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17236152#comment-17236152
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Till Rohrmann commented on FLINK-20212:
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What makes this problem a bit harder is that we also want to be able to specify
program arguments which are forwarded to the User code's {{main}} function.
> Fail command line interfaces when provided with an unrecognized option
> -----------------------------------------------------------------------
>
> Key: FLINK-20212
> URL: https://issues.apache.org/jira/browse/FLINK-20212
> Project: Flink
> Issue Type: Bug
> Components: Command Line Client, Deployment / YARN
> Affects Versions: 1.12.0
> Reporter: Robert Metzger
> Priority: Major
> Labels: usability
>
> Based on the discussion in FLINK-19461, we can improve the usability of Flink
> by failing if a user provided an unrecognized option.
> This will help users debug typos, or misunderstandings reading the
> documentation.
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