Return matching patterns in R
Imagine that you are looking for multiple text patterns in a data frame column that contains the text. The question is which of…
Detect strings that start or end with in R
Here is how to detect strings that start or end with certain parameters in R. You can do that by using grepl and…
How to quickly drop columns in R in data frame
Here are multiple ways how to drop one or multiple columns in the R data frame. You can use R base functionality or…
Logarithmic transformation in R, inverse logarithmic transformation in R
Logarithmic transformation in R is one of the transformations that is typically used in time series forecasting. If your forecasting results have negative…
How to connect to the Salesforce data with R
Here is how to get necessary Salesforce data with R. Previously, there was a package RForcecom, but now you should use the salesforcer…
How use dplyr distinct with exceptions, select unique rows in R
Here are several examples of how to use dplyr distinct to select only unique rows in the data frame. Examples starting with situations…
How to bind R data frames vertically
Here is how to bind two or more R data frames vertically using different methods and dealing with possible errors. Binding R data…
How to calculate weighted mean in R
Calculation of weighted mean in R is done easily by dedicated function or mathematically. Here are a couple of situations and solutions to…
