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Category: General

Hello World!

Hello World!

This is my first blog entry! I plan to use this blog to post my data science codes, exercises, projects, and ideas from time to time. The languages I use include Python, R, and MATLAB. It is still a work in progress and I hope these personal notes can benefit other data scientists somehow.

How to Download Your Fitbit Second-Level Data Without Coding

How to Download Your Fitbit Second-Level Data Without Coding

If you are a Fitbit user who wants to save a copy of Fitbit data on your computer but doesn’t have advanced programming skills , this tutorial is right for you! You don’t need to do any coding at all to save your second-level data. I have been struggling with getting all the so-called ‘intraday data’ for quite a while. I have found many useful resources online, for example, Paul’s tutorial,  Collin Chaffin’s Powershell module, and the Fitbit-Python API, but they are…

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My Experience with Udacity Data Analyst Nano-degree

My Experience with Udacity Data Analyst Nano-degree

After spending most of my spare time in the past 8 months, I finally graduated from the Udacity Data Analyst Nano-Degree program! Before I started this program, I have spent many hours searching online for reviews and discussions about it. Now I would like to share my whole experience with the internet and hope it is helpful to someone like me. Since I have also taken other courses at coursera.org and edx.org, I can make some direct comparisons which should be helpful…

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