How to Create New Columns for String Position within Another Vector in R Using Dplyr, Purrr, Stringr, Tidyverse, and Tidyr Packages

Converting Dates to Specific Formats Using POSIXlt in R: A Comprehensive Guide

Calculating Mean of a Column Based on Grouped Values in Other Columns in a Data Frame Using Dplyr and Aggregate Functions

Replicating Rows in R Data Frames and Indexing New Duplicates

A Comprehensive Guide to Avoiding For Loops with Map Function in R

Positioning Help Text Link Adjacent to numericInputIcon Label in Shiny

Logarithms in R: A Guide to Matrix Operations and Avoiding Warnings

Understanding Weekday Names in Databases and System Settings: A Step-by-Step Guide to Accurate Transformations

Handling Concurrent Requests with Gzip Compressed Responses: A Comprehensive Guide

Collapsing Consecutive Periods in Time Series Data Using RLE