GitHub user sjoerdmulder opened a pull request: https://github.com/apache/zeppelin/pull/3052
[ZEPPELIN-3080] Removing duplicate Date header ### What is this PR for? Removing the duplicate Date header that is also in the wrong format according to the RFC, currently every request contains the following headers (using `curl -I`) ``` HTTP/1.1 200 OK Date: Monday, November 27, 2017 3:20:42 PM UTC Access-Control-Allow-Credentials: true Access-Control-Allow-Headers: authorization,Content-Type Access-Control-Allow-Methods: POST, GET, OPTIONS, PUT, HEAD, DELETE X-FRAME-OPTIONS: SAMEORIGIN X-XSS-Protection: 1 Content-Type: application/octet-stream Date: Mon, 27 Nov 2017 15:20:42 GMT Content-Length: 59 Server: Jetty(9.2.15.v20160210) ``` ### What type of PR is it? Bug Fix ### What is the Jira issue? [ZEPPELIN-3080](https://issues.apache.org/jira/browse/ZEPPELIN-3080) ### Questions: * Does the licenses files need update? Nope * Is there breaking changes for older versions? Nope * Does this needs documentation? Nope You can merge this pull request into a Git repository by running: $ git pull https://github.com/sjoerdmulder/zeppelin patch-2 Alternatively you can review and apply these changes as the patch at: https://github.com/apache/zeppelin/pull/3052.patch To close this pull request, make a commit to your master/trunk branch with (at least) the following in the commit message: This closes #3052 ---- commit 1ebd1ad71c49790d8c8d25f63df52d2f709ad02d Author: Sjoerd Mulder <sjoerdmulder@...> Date: 2017-11-27T15:25:25Z Removing duplicate Date header ---- ---