Skip to content
CodingProf.com
  • Home
  • R Programming
    • How To’s
    • Finance in R
    • Regression in R
    • Shiny Application
  • About

3 Ways to Remove Columns by Name in R

August 5, 2022July 31, 2022 by Coding Prof

In this article, we discuss 3 methods to remove columns from an R data frame based on their name.

Categories How To's Tags Remove Columns

How to Check for Digits in a String in R [Examples]

June 5, 2022 by Coding Prof

In this article, we demonstrate how to check if an R string contains one, multilpe, or no digits.

Categories How To's Tags Check Digit in String

3 Ways to Replace Blanks with NA’s in R [Examples]

May 29, 2022 by Coding Prof

In this article, we discuss 3 ways to replace blanks (i.e., whitespace) with NA’s in R.

Categories How To's Tags Blanks, NA's

5 Ways to Check the Normality of Residuals in R [Examples]

August 5, 2022May 21, 2022 by Coding Prof

In this article, we show 5 ways to check the assumption of a regression model that the residuals are normally distributed.

Categories How To's Tags Normality of Residuals, Regression

3 Ways to Test for Multicollinearity in R [Examples]

May 16, 2022 by Coding Prof

In this article, we discuss 3 ways to test for multicollinearity in R.

Categories How To's Tags Multicollinearity, Regression

How to Change the Case of Column Names in R [Examples]

October 16, 2022May 8, 2022 by Coding Prof

In this article, we discuss how to change the case of a column name in R.

Categories How To's Tags Column Names, lowercase, Uppercase

How to Convert Text into Uppercase in R [Examples]

May 5, 2022 by Coding Prof

In this article, we discuss how to convert the characters of a text string in R to uppercase.

Categories How To's Tags Uppercase

How to Convert Text into Lowercase in R [Examples]

May 5, 2022May 2, 2022 by Coding Prof

In this article, we discuss how to convert text (strings and column) in R to lowercase.

Categories How To's Tags lowercase

3 Ways to Drop Rows with NA’s in One/Some/All Columns in R [Examples]

April 30, 2022 by Coding Prof

In this article, we demonstrate how to remove rows with NA’s in one, multiple, or all columns from an R data frame.

Categories How To's Tags NA's, Remove Rows

3 Ways to Count the Number of NA’s per Column in R [Examples]

April 17, 2022 by Coding Prof

In this article, we demonstrate 3 ways to count the number of NA’s per column in R.

Categories How To's Tags Column, Count, Missing Values, NA's
Post navigation
Older posts
Newer posts
← Previous Page1 Page2 Page3 … Page6 Next →

Recent Posts

  • How to Select the Last N Columns in R (with dplyr)
  • 3 Ways to Check if Data Frames are Equal in R [Examples]
  • 3 Ways to Read the Last N Characters from a String in R [Examples]
  • 3 Ways to Remove the Last N Characters from a String in R [Examples]
  • How to Extract Words from a String in R [Examples]
  • Privacy Policy
© 2023 CodingProf.com • Built with GeneratePress