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Nov 10, 2019
Toughest part in a data science project
Was surprised to see my post trending. Since it caught on, I would cross-share it over here. While the post was meant to answer a...
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Nov 2, 2019
Web scraping using Beautifulsoup on embedded html - Process - Python
In this webscraping attempt, I want to get data on countries, sites and categories of sites in one table. One challenge I faced is to get...
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Aug 11, 2019
Challenges at the start of a data project
As with my other posts, I am using the title "data scientist" loosely because titles are not consistently used across the industry so to...
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Jun 23, 2019
Emoji data
I got to chance upon the emoji python package that allows printing emojis in Python and decided to collect some data relating to emojis...
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May 7, 2019
Sample size and correlation
A typical question faced is how much data is considered enough. The answer is it depends. First and foremost, we need to know what...
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Apr 15, 2019
Reading csv data from Github - Python
Today I decided to poke around a little to see if it would be possible to read csv files directly from Github, and the answer is yes. As...
Dec 15, 2018
Text frequency analysis - Process - R
This is a tutorial to get the frequency distribution of words used in a chunk of text and is a simpler alternative to a more elaborate...
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Oct 9, 2018
Web scraping using selenium - Process - Python
In addition to BeautifulSoup, selenium is a very useful package for webscraping when it involves repeated user interaction with the...
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Sep 1, 2018
Crisis Risk Dashboard - Process - Tableau
This is Part I of a two-part post. Part I outlines the process of presenting the data using Tableau and Part II delves into insights from...
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Jul 19, 2018
Singapore's Heartbeat
​As Singapore's National Day is coming up, I decided to put together a data viz to better understand how much we have changed across the...