Roy questions

• How to compute moving (or rolling, if you will) percentile/quantile for a 1d array in numpy?
• python 3.x: which is more efficient: list of lists vs. dict?
• why normalizing feature values doesn't change the training output much?
• How to provide weighted eval set to XGBClassifier.fit()?
• How to do generic tuple -> case class conversion in Scala?
• Python 3: unittest.mock how to specify different return values for specific inputs?
• where to find standard windows phone 8 app bar icons? [closed]

Roy answers