[GitHub] [zeppelin] Byeol opened a new pull request #3414: [ZEPPELIN-4280] Fix an issue that makes an infinite loop while switching the visualizations

[GitBox <gi...@apache.org>]

Byeol opened a new pull request #3414: [ZEPPELIN-4280] Fix an issue that makes an infinite loop while switching the visualizations
URL: https://github.com/apache/zeppelin/pull/3414
 
 
   ### What is this PR for?
   Fix an issue that makes an infinite loop while switching the visualizations.
   
   An infinite loop occurs because the front-end web application tries to commit the paragraph even if there are no changes in the visualization configuration.
   
   ### What type of PR is it?
   Bug Fix
   
   ### What is the Jira issue?
   https://issues.apache.org/jira/browse/ZEPPELIN-4280
   
   ### How should this be tested?
   If you switch quickly between different visualizations multiple times, the infinite loops should not happen.
   
   ### Screenshots (if appropriate)
   
   ### Questions:
   * Does the licenses files need update? No
   * Is there breaking changes for older versions? No
   * Does this needs documentation? No

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