maven Permgen OutOfMemory in scala spark

Trying to increase test coverage on one of my spark scala project using maven to compile, I just encountered a weird error: java.lang.OutOfMemoryError: PermGen space . Let’s talk a bit about it.

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deep learning : Y. LeCun at College de France

Notes from Y. LeCun lessons at College de France on Deep Learning.

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dynamic libraries loading

When working with dynamic libraries we can sometimes wonder where does some dependencies come from! In this post, we will explore this issue and present the commands ldd and readelf to get more informations about dynamic libraries.

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dimensionality reduction

In machine learning and statistics, dimensionality reduction or dimension reduction is the process of reducing the number of random variables under consideration, via obtaining a set of “uncorrelated” principal variables. It can be divided into feature selection and feature extraction.

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data visualisation

fourth part of notes of Coursera big data specialization.

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