[jira] [Updated] (SPARK-6693) add toString with max lines and width for matrix

["yuhao yang (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-6693?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

yuhao yang updated SPARK-6693:
------------------------------
    Summary: add toString with max lines and width for matrix  (was: add to string with max lines and width for matrix)

> add toString with max lines and width for matrix
> ------------------------------------------------
>
>                 Key: SPARK-6693
>                 URL: https://issues.apache.org/jira/browse/SPARK-6693
>             Project: Spark
>          Issue Type: Improvement
>          Components: MLlib
>    Affects Versions: 1.3.0
>            Reporter: yuhao yang
>            Priority: Minor
>   Original Estimate: 2h
>  Remaining Estimate: 2h
>
> It's kind of annoying when debugging and found you cannot print out the matrix as you want.
> original toString of Matrix only print like following, 
> 0.17810102596909183    0.5616906241468385    ... (100 total)
> 0.9692861997823815     0.015558159784155756  ...
> 0.8513015122819192     0.031523763918528847  ...
> 0.5396875653953941     0.3267864552779176    ...
> The   def toString(maxLines : Int, maxWidth : Int) is useful when debuging, logging and saving matrix to files.



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