Ben Chuanlong Du's Blog

It is never too late to learn.

Tips on the Almond Scala Kernel

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

  1. kernel.silent(true) supress outputs of cells.

  2. Currently each line in a cell have an output, which is messy. There are 2 ways to avoid this.

    val resObj = {
    ...
    ...
}

{{
    ...
    ...
}}

References

Use Spark …

Use LightGBM With Spark

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

https://github.com/Azure/mmlspark/blob/master/docs/lightgbm.md

MMLSpark seems to be the best option to use train models using LightGBM on a Spark cluster. Note that MMLSpark requires …

Use Kotlin in a Scala Project

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

  1. Methods of a Kotlin object can be called in a Scala project by KotlinObject.INSTANCE.methodToCall()

  2. You might need to provide the Kotlin standard library kotlin-stdlib.jar in order to run …

Kotlin vs Scala

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

https://www.quora.com/Is-Kotlin-so-similar-to-Scala-What-are-the-differences/answer/Bruce-Richardson-4