Blog Archives

Building a Daily Bitcoin Price Tracker with Coindeskr and Shiny in R

January 10, 2018
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Building a Daily Bitcoin Price Tracker with Coindeskr and Shiny in R

Let’s admit it. The whole world has been going crazy with Bitcoin. Bitcoin (BTC), the first cryptocurrency (in fact, the first digital currency to solve the double-spend problem) introduced by Satoshi Nakamoto has become bigger than well-established firms (even a few countries). So, a lot of Bitcoin Enthusiasts and Investors are looking to keep a Related Post Getting started with...

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Getting started with dplyr in R using Titanic Dataset

December 28, 2017
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dplyr is one of the most popular r-packages and also part of tidyverse that’s been developed by Hadley Wickham. The mere fact that dplyr package is very famous means, it’s one of the most frequently used. Being a data scientist is not always about creating sophisticated models but Data Analysis (Manipulation) and Data Visualization play Related Post How to apply...

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Building a Hacker News scraper with 8 lines of R code using rvest library

December 22, 2017
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Building a Hacker News scraper with 8 lines of R code using rvest library

There was a time when Web scraping was quite a difficult task requiring knowledge of XML Tree parsing and HTTP Requests. But with the likes of libraries like beautifulsoup (for Python) and rvest (for R), Web scraping has become a toy for any beginner to play with. This post aims to explain how insanely simple Related Post Building a Telecom...

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5 interesting subtle insights from TED videos data analysis in R

December 19, 2017
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5 interesting subtle insights from TED videos data analysis in R

This post aims to bring out some not-so-obvious subtle insights from analyzing TED Videos posted on TED.com. For those who do not know what is TED, Here’s the summary from Wikipedia: TED (Technology, Entertainment, Design) is a media organization which posts talks online for free distribution, under the slogan “ideas worth spreading”. This analysis uses Related Post Building a simple...

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Building a simple Sales Revenue Dashboard with R Shiny & ShinyDashboard

December 7, 2017
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Building a simple Sales Revenue Dashboard with R Shiny & ShinyDashboard

One of the beautiful gifts that R has got (that Python misses) is the package – Shiny. Shiny is an R package that makes it easy to build interactive web apps straight from R. Making Dashboard is an imminent wherever Data is available since Dashboards are good in helping Business make insights out of the Related Post Gender Diversity Analysis...

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Building a Telecom Dictionary scraping web using rvest in R

December 5, 2017
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Building a Telecom Dictionary scraping web using rvest in R

One of the biggest problems in Business to carry out any analysis is the availability of Data. That is where in many cases, Web Scraping comes very handy in creating that data that’s required. Consider the following case: To perform text analysis on Textual Data collected in a Telecom Company as part of Customer Feedback Related Post Scraping Javascript-rendered web...

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Analysing iOS App Store iTunes Reviews in R

December 1, 2017
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Analysing iOS App Store iTunes Reviews in R

Unlike Google PlayStore Developer Console for Android App, iOS App Store’s iTunes Connect does not help developers with the bulk download of App Store iTunes Reviews. So if you are an iOS App Developer or a Mobile App Product Manager, You are left with no option but to get paid subscription like App Annie to Related Post Handling ‘Happy’ vs...

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Gender Diversity Analysis of Data Science Industry using Kaggle Survey Dataset in R

November 29, 2017
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Gender Diversity Analysis of Data Science Industry using Kaggle Survey Dataset in R

Kaggle recently released the dataset of an industry-wide survey that it conducted with 16K respondents. This article aims to understand how the argument of Gender Diversity plays out in Data Science Practice. Disclaimer: Yes, I understand this dataset is not the output of a Randomized Experiment hence cannot be a representative of the entire Data Related Post How Happy is...

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Image Processing and Manipulation with magick in R

November 27, 2017
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Image Processing and Manipulation with magick in R

‘ImageMagick’ is one of the famous open source libraries available for editing and manipulating Images of different types (Raster & Vector Images). magick is an R-package binding to ‘ImageMagick’ for Advanced Image-Processing in R, authored by Jeroen Ooms. magick supports many common image formats like png, jpeg, tiff and manipulations like rotate, scale, crop, trim, Related Post Analyzing the Bible...

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Handling ‘Happy’ vs ‘Not Happy’: Better sentiment analysis with sentimentr in R

November 23, 2017
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Handling ‘Happy’ vs ‘Not Happy’: Better sentiment analysis with sentimentr in R

Sentiment Analysis is one of the most obvious things Data Analysts with unlabelled Text data (with no score or no rating) end up doing in an attempt to extract some insights out of it and the same Sentiment analysis is also one of the potential research areas for any NLP (Natural Language Processing) enthusiasts. For Related Post Creating Reporting Template...

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