How to Convert a List to a Dataframe in R – dplyr
Here are 4 examples in which you will learn how to convert a list to a dataframe in R.
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dplyr
R Count the Number of Occurrences in a Column using dplyr
In this R tutorial, you will learn how to count the number of occurrences in a column. Sometimes, before starting to analyze your data, it may be useful to know how many times a given value occurs in your variables. For example, when you have a limited set of possible values that you want to
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How to Take Absolute Value in R – vector, matrix, & dataframe
This tutorial will cover how to calculate absolute value in R. it will cover how to compute absolute values using the built-in function abs(), e.g., abs(YourVector). The following section will give you a detailed outline of what this R tutorial covers.
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How to Add a Column to a Dataframe in R with tibble & dplyr
In this post, you will learn what you need to add new columns to your dataframe in R. We will work both with base R and some of the great Tidyverse packages.
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How to Rename Factor Levels in R using levels() and dplyr
In this R tutorial, you will learn how to rename factor levels in R using 1) levels and 2)
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How to Remove Duplicates in R – Rows and Columns (dplyr)
In this R tutorial, you will learn how to remove duplicate rows and columns from a data frame. We will use the duplicated() and unique() functions from base R. Furthermore, we will use the distinct() function from the dplyr package.
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R: Add a Column to Dataframe Based on Other Columns with dplyr
In this R tutorial, you will learn how to add a column to a dataframe based on other columns.
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How to use %in% in R: 8 Example Uses of the Operator
Are you an R user and want to learn how to use %in% in R in your data analysis and manipulation tasks? This tutorial is for you and will cover the ins and outs of R’s %in% operator. We will start with the basics, including what %in% means in R and how it differs from
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How to Add an Empty Column to a Dataframe in R (with tibble)
In this post, you will learn how to: 1) add an empty column using base R and tibble (i.e., add_column()); 2) add multiple columns.
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How to Remove a Column in R using dplyr (by name and index)
Here you will learn how to remove a column in R. More specifically, we will learn how to remove many columns, also (as well as one column). First, we learn how to remove columns by names and indexes. Then we learn how to remove columns that contains certain letters (either start with, end with, or just contain them).
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