Work on dependency issues

.github/workflows/quarto-deploy-gh-pages.yml

@@ -23,7 +23,7 @@ jobs:
 
       - name: Install R Packages
         run: |
-          R -e 'install.packages(c("rmarkdown", "checkmate"), lib="~/.R/library")'
+          R -e 'install.packages(c("knitr", "rmarkdown", "checkmate"), lib="~/.R/library")'
 
       - name: Setup Quarto
         uses: quarto-dev/quarto-actions/setup@v2

index.qmd

@@ -29,17 +29,6 @@ Important: To use this work you must provide the name of the creators (initial a
 -->
 ```
 
-```{r}
-#| echo: false
-#| eval: true
-if (!require(checkmate)) {
-  install.packages("checkmate")
-}
-if (!require(rmarkdown)) {
-  install.packages("rmarkdown")
-}
-```
-
 Welcome to the homepage of the tutorial *"Good Software Engineering Practice for R Packages"*, part of the useR! Conference 2024 in Salzburg, Austria. In this course you will learn hands-on skills and tools to engineer reliable R packages used in statistics. The workshop will be conducted in 3.5 hours and will be a mix of presentations and exercises. Participants need to be comfortable with writing functions in R and use their own laptops as a prerequisite.
 
 ## Event Details

slides/02_r_packages.qmd

@@ -7,6 +7,19 @@ author: Daniel Sabanés Bové
 
 # Introduction
 
+```{r setup}
+#| include: false
+#| eval: true
+#| echo: false
+.libPaths("~/.R/library")
+if (!require(rmarkdown)) {
+  install.packages("rmarkdown")
+}
+if (!require(knitr)) {
+  install.packages("knitr")
+}
+```
+
 ## What You Know Already
 
 - Packages provide a mechanism for loading optional code, data, and

slides/03_workflow.qmd

@@ -38,6 +38,21 @@ world...
 :::
 :::
 
+```{r}
+#| echo: false
+#| include: false
+#| eval: true
+if (!require(checkmate)) {
+  install.packages("checkmate")
+}
+if (!require(rmarkdown)) {
+  install.packages("rmarkdown")
+}
+if (!require(knitr)) {
+  install.packages("knitr")
+}
+```
+
 # Professional Workflow
 
 ![[Photo CC0 by ELEVATE on

slides/04_quality.qmd

@@ -11,6 +11,18 @@ author: Friedrich Pahlke
 
 ## Why is Clean Code important?
 
+```{r}
+#| echo: false
+#| include: false
+#| eval: true
+if (!require(rmarkdown)) {
+  install.packages("rmarkdown")
+}
+if (!require(knitr)) {
+  install.packages("knitr")
+}
+```
+
 -   **Maintainability**: The code is readable and understandable and has a
     reduced complexity, i.e., it's easier to fix bugs
 -   **Extensibility**: The architecture is simpler, cleaner, and more