Leonard Yuan's Blog

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Computer Network Review

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计算机网络复习基本概念分布式系统是计算机网络发展的高级阶段计算机网络的组成硬件计算机接口设备传输介质软件通信协议应用软件 ...

Posted by Leonard Yuan on May 1, 2019

Pandas Study Note1

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Pandas Study Note 1. About Anaconda Anaconda is a high efficient Python platform, I just want to notice one of hte important issue: how to manage library. list all libraries conda list ...

Posted by Leonard Yuan on February 15, 2019

Data Science Study Note1

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Data Science Study Note1 Prerequsite: As we all know that data science is heat in recent year, thus we all should learn knowledge and skills about data analysis and data mining. First we...

Posted by Leonard Yuan on February 13, 2019

Leetcode Test Notes(1-20)

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pre This week, I start learn and solve questions in leetcode, my goal is that I will solve 150 questions until October. Meanwhile, I will use my blog to document the solutions and thinkings a...

Posted by Leonard Yuan on September 9, 2018

NumPy Study Notes

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NumPy Study Notes Chapter1 Introduction of Numpy Numpy is a fundamental package for scientific computing with Python. It contains: a powerful N-dimensional array object; sophisticated (broa...

Posted by Leonard Yuan on July 24, 2018

How To Install Spark On Mac os

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How To Install Spark on Mac os 1. Introduction Today, I will introduce the way to install spark on mac os. I will achieve the calculation of the data of MovieLens, it is the part of my undergradu...

Posted by Leonard Yuan on April 30, 2018