Blog Archives

Generating the Ultimate List of 41 Data Science Podcasts by Crowdsourcing Google Results

April 18, 2019
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Generating the Ultimate List of 41 Data Science Podcasts by Crowdsourcing Google Results

Confession time: years ago, I was skeptical of podcasts. I was a music-only listener on commutes. Can you imagine? But around 2016, I gave in and finally took the plunge into podcasts. And I'm so glad that I did. Since then, I've seen enormous benefits, all attributable at least in part to the podcasts I've listened to. I've improved...

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A Detailed Guide to Plotting Line Graphs in R using ggplot geom_line

April 16, 2019
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A Detailed Guide to Plotting Line Graphs in R using ggplot geom_line

When it comes to data visualization, it can be fun to think of all the flashy and exciting ways to display a dataset. But if you're trying to convey information, flashy isn't always the way to go. In fact, one of the most powerful ways to communicate the relationship between two variables is the simple line graph. A line...

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R Programmers Earn More than Python Programmers

April 14, 2019
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R Programmers Earn More than Python Programmers

At least globally, that is. According to the 2019 Stack Overflow Developer Survey, R users globally reported earning an average of $64k per year, $1k more than the $63k reported by Python developers. In the United States, that situation reverses, with ...

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R Programmers Earn More than Python Programmers

April 11, 2019
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R Programmers Earn More than Python Programmers

At least globally, that is. According to the 2019 Stack Overflow Developer Survey, R users globally reported earning an average of $64k per year, $1k more than the $63k reported by Python developers. In the United States, that situation reverses, with ...

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Announcement: Register by Friday for Free R Training Sessions

April 9, 2019
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I run this blog because I want to help you learn to be a better R user! But in order to do that, I need to know more about where you are in your journey and the kinds of problems you're facing. So, I'm excited to announce that over the next two weeks ...

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The Ultimate Opinionated Guide to Base R Date Format Functions

April 8, 2019
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The Ultimate Opinionated Guide to Base R Date Format Functions

When I was first learning R, working with dates was one of the hardest and most time consuming tasks I dealt with. There are so many things to learn! What do I do with as.POSIXct(), as.POSIXlt(), strftime(), strptime(), format(), and as.Date()? R date formats were confusing, and it seemed no matter what I did I was always running into...

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How to Filter in R: A Detailed Introduction to the dplyr Filter Function

April 7, 2019
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Data wrangling. It's the process of getting your raw data transformed into a format that's easier to work with for analysis. It's not the sexiest or the most exciting work. In our dreams, all datasets come to us perfectly formatted and ready for all kinds of sophisticated analysis! In real life, not so much. It's estimated that as much...

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How to Create a Bar Chart Race in R – Mapping United States City Population 1790-2010

April 3, 2019
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How to Create a Bar Chart Race in R – Mapping United States City Population 1790-2010

In my corner of the internet, there's been an explosion over the last several months of a style of graph called a bar chart race. Essentially, a bar chart race shows how a ranked list of something--largest cities, most valuable companies, most-followed Youtube channels--evolves over time. Maybe you've been following this trend with the same curiosity that I have,...

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You Need to Start Branding Your Graphs. Here’s How, with ggplot!

February 26, 2019
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You Need to Start Branding Your Graphs. Here’s How, with ggplot!

In today's post I want to help you incorporate your company's branding into your ggplot graphs. Why should you care about this? I'm glad you asked!     Have you ever seen a graph that looks like this? Of course you have! This is the default ggplot theme, and these graphs are everywhere. Now, look--I like the way this graph looks. The...

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How to Write Pelican Blog Posts using RMarkdown & Knitr, 2.0

June 13, 2017
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Back in January I wrote a post discussing how to get RMarkdown and Pelican to work together to make the R analysis __ blog post workflow a bit easier. While I had high hopes, I was never really happy with the setup I put together then, so I set out to update it. In this post I'm going to...

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