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R vs Python … which to learn for data science

R vs Python … which to learn for data science

One of the most common questions I get from data science hopefuls is “which programming language should I learn?” My general advice is “it depends.” Or to clarify my response, I like to ask the question “who are you, and what are your...
How to use mutate in R

How to use mutate in R

If you want to master data science in R, you need to master foundational tools like the mutate() function. Readers here at the Sharp Sight blog will know how much we emphasize “foundational” data science skills. If you want to be effective as a junior data...
How to rename columns in R

How to rename columns in R

In this blog post, I’ll show you how to rename columns in R. This is pretty straightforward if you know how to do it properly, but there are also some little challenges in renaming variables. So very briefly, I’ll explain why renaming variables in a...
How to create a substring in R

How to create a substring in R

If you want to be a data scientist, you need to master core data manipulation tools. One particular skill you’ll need to master is string manipulation. You need to be able to work with strings (i.e. character data) in order to clean, modify, or reshape them. In...