Joshua French

Why are matrices and matrix algebra important knowledge for data scientists?

Creating interactive scatter plots in R

Creating interactive histograms in R

Interactive R graphics with plotly: 2 approaches

Adding interactive smooths to a scatter plot in R

Overview of simple features spatial data and points

The impact of predictor scaling in regression

How to merge data frames in R

Plotting simple feature (sf) objects with ggplot2

Tips for good graphics

Creating a matrix in R

Simple feature (sf) geometry objects

Plotting simple feature (sf) geometry list columns (sfc)

Fixing broken file links on a Quarto website

Publishing a Quarto website through GitHub Pages

Adding accented characters or symbols to markdown or R markdown documents

How to construct a grouped frequency distribution

Citing references in R Markdown

Direct Markdown tables in R Markdown

Using the dplyr relocate function

Creating interactive maps in R

Scatter plots with distinguishing colors and shapes in ggplot2

Importing shapefiles as simple feature (sf) objects

The lapply, sapply, and vapply functions in R

Using the tidyr pivot_longer function

Cross-references in R Markdown

R packages for working with simple features (sf) spatial data

Loops versus vectorization in R

What is a tibble?

The simplest approach to create interactive graphics in R

If, else if, and else statements in R

Construct simple feature (sf) objects

Scalar by matrix multiplication in R

Nested for loops

Extracting/subsetting a tibble

Wrangling and manipulating simple feature (sf) objects

YAML header basics in R Markdown

Parallel computing, progress bars, and apply functions in R

Differences between tibbles vs data.frames

Creating a list in R

Data types and structures in R

Publishing a Quarto website through GitHub Pages (updated)

Custom colors for subset of sf object

Creating interactive violin plots in R

The bisection method using a while loop

Customizing ggplot2 labels, titles, axis limits, legends, and themes

Line of best fit matrix algebra example

Introduction to "Basic Data Visualization with ggplot2" series

Changing a Quarto website's output directory

What is iteration in programming?