diff --git a/404.html b/404.html
index 621b80d..f1bbaba 100644
--- a/404.html
+++ b/404.html
@@ -301,8 +301,8 @@ <h1>Page not found</h1>
   "url": "https://MSU-ICER.github.io/r-for-hpcc/404.html",
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/404.html",
   "dateCreated": "2023-06-30",
-  "dateModified": "2024-03-26",
-  "datePublished": "2024-03-26"
+  "dateModified": "2024-04-02",
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/CODE_OF_CONDUCT.html b/CODE_OF_CONDUCT.html
index 36b5902..fafa1ab 100644
--- a/CODE_OF_CONDUCT.html
+++ b/CODE_OF_CONDUCT.html
@@ -325,7 +325,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/CODE_OF_CONDUCT.html",
   "dateCreated": "2023-06-30",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-03-26"
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/LICENSE.html b/LICENSE.html
index 53d07e2..25f079a 100644
--- a/LICENSE.html
+++ b/LICENSE.html
@@ -376,7 +376,7 @@ <h1>Licenses</h1>
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/LICENSE.html",
   "dateCreated": "2023-06-30",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-03-26"
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/aio.html b/aio.html
index 6b52840..eb81adc 100644
--- a/aio.html
+++ b/aio.html
@@ -412,7 +412,7 @@ <h3 class="callout-title">Open a file<a class="anchor" aria-label="anchor" href=
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>Click the button that looks like a page with a plus sign right below
 the file menu and choose R Script.</p>
@@ -494,7 +494,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>Running <code>top -u k0068027</code> (my username) from the RStudio
 terminal shows the <code>rstudio</code> command in the
@@ -2468,7 +2468,7 @@ <h3 class="callout-title">Submitting a multicore job<a class="anchor" aria-label
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p><code>slurm/multi_core.sh</code>:</p>
 <div class="codewrapper sourceCode" id="cb7">
@@ -2550,7 +2550,7 @@ <h3 class="callout-title">Cleaning up the output<a class="anchor" aria-label="an
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p><code>multi_core.sh</code>:</p>
 <div class="codewrapper sourceCode" id="cb9">
@@ -2731,8 +2731,8 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "url": "https://MSU-ICER.github.io/r-for-hpcc/aio.html",
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/aio.html",
   "dateCreated": "2023-06-30",
-  "dateModified": "2024-03-26",
-  "datePublished": "2024-03-26"
+  "dateModified": "2024-04-02",
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/images.html b/images.html
index 66b934f..3186e8d 100644
--- a/images.html
+++ b/images.html
@@ -367,8 +367,8 @@ <h3 id="managing-r-env-packages-figure-1">Figure 1</h3>
   "url": "https://MSU-ICER.github.io/r-for-hpcc/images.html",
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/images.html",
   "dateCreated": "2023-06-30",
-  "dateModified": "2024-03-26",
-  "datePublished": "2024-03-26"
+  "dateModified": "2024-04-02",
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/index.html b/index.html
index 6235128..5b3d28a 100644
--- a/index.html
+++ b/index.html
@@ -324,8 +324,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://MSU-ICER.github.io/r-for-hpcc/index.html",
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/index.html",
   "dateCreated": "2023-06-30",
-  "dateModified": "2024-03-26",
-  "datePublished": "2024-03-26"
+  "dateModified": "2024-04-02",
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/instructor-notes.html b/instructor-notes.html
index 62288a2..674ae1c 100644
--- a/instructor-notes.html
+++ b/instructor-notes.html
@@ -343,8 +343,8 @@ <h1>Instructor Notes</h1>
   "url": "https://MSU-ICER.github.io/r-for-hpcc/instructor-notes.html",
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/instructor-notes.html",
   "dateCreated": "2023-06-30",
-  "dateModified": "2024-03-26",
-  "datePublished": "2024-03-26"
+  "dateModified": "2024-04-02",
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/instructor/404.html b/instructor/404.html
index 48e35f5..5f415af 100644
--- a/instructor/404.html
+++ b/instructor/404.html
@@ -301,8 +301,8 @@ <h1>Page not found</h1>
   "url": "https://MSU-ICER.github.io/r-for-hpcc/instructor/404.html",
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/instructor/404.html",
   "dateCreated": "2023-06-30",
-  "dateModified": "2024-03-26",
-  "datePublished": "2024-03-26"
+  "dateModified": "2024-04-02",
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/instructor/CODE_OF_CONDUCT.html b/instructor/CODE_OF_CONDUCT.html
index 26e1485..96fbdfe 100644
--- a/instructor/CODE_OF_CONDUCT.html
+++ b/instructor/CODE_OF_CONDUCT.html
@@ -327,7 +327,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/instructor/CODE_OF_CONDUCT.html",
   "dateCreated": "2023-06-30",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-03-26"
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/instructor/LICENSE.html b/instructor/LICENSE.html
index f80aaaf..c8ec1a3 100644
--- a/instructor/LICENSE.html
+++ b/instructor/LICENSE.html
@@ -378,7 +378,7 @@ <h1>Licenses</h1>
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/instructor/LICENSE.html",
   "dateCreated": "2023-06-30",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-03-26"
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/instructor/aio.html b/instructor/aio.html
index 7052b06..40701a4 100644
--- a/instructor/aio.html
+++ b/instructor/aio.html
@@ -415,7 +415,7 @@ <h3 class="callout-title">Open a file<a class="anchor" aria-label="anchor" href=
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>Click the button that looks like a page with a plus sign right below
 the file menu and choose R Script.</p>
@@ -497,7 +497,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>Running <code>top -u k0068027</code> (my username) from the RStudio
 terminal shows the <code>rstudio</code> command in the
@@ -2475,7 +2475,7 @@ <h3 class="callout-title">Submitting a multicore job<a class="anchor" aria-label
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p><code>slurm/multi_core.sh</code>:</p>
 <div class="codewrapper sourceCode" id="cb7">
@@ -2557,7 +2557,7 @@ <h3 class="callout-title">Cleaning up the output<a class="anchor" aria-label="an
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p><code>multi_core.sh</code>:</p>
 <div class="codewrapper sourceCode" id="cb9">
@@ -2738,8 +2738,8 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "url": "https://MSU-ICER.github.io/r-for-hpcc/instructor/aio.html",
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/instructor/aio.html",
   "dateCreated": "2023-06-30",
-  "dateModified": "2024-03-26",
-  "datePublished": "2024-03-26"
+  "dateModified": "2024-04-02",
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/instructor/images.html b/instructor/images.html
index a18f5c3..525034f 100644
--- a/instructor/images.html
+++ b/instructor/images.html
@@ -369,8 +369,8 @@ <h3 id="managing-r-env-packages-figure-1">Figure 1</h3>
   "url": "https://MSU-ICER.github.io/r-for-hpcc/instructor/images.html",
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/instructor/images.html",
   "dateCreated": "2023-06-30",
-  "dateModified": "2024-03-26",
-  "datePublished": "2024-03-26"
+  "dateModified": "2024-04-02",
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/instructor/index.html b/instructor/index.html
index 7e0808d..af7433b 100644
--- a/instructor/index.html
+++ b/instructor/index.html
@@ -381,8 +381,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://MSU-ICER.github.io/r-for-hpcc/instructor/index.html",
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/instructor/index.html",
   "dateCreated": "2023-06-30",
-  "dateModified": "2024-03-26",
-  "datePublished": "2024-03-26"
+  "dateModified": "2024-04-02",
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/instructor/instructor-notes.html b/instructor/instructor-notes.html
index 5cfe561..0bdc3aa 100644
--- a/instructor/instructor-notes.html
+++ b/instructor/instructor-notes.html
@@ -350,8 +350,8 @@ <h1>Instructor Notes</h1>
   "url": "https://MSU-ICER.github.io/r-for-hpcc/instructor/instructor-notes.html",
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/instructor/instructor-notes.html",
   "dateCreated": "2023-06-30",
-  "dateModified": "2024-03-26",
-  "datePublished": "2024-03-26"
+  "dateModified": "2024-04-02",
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/instructor/key-points.html b/instructor/key-points.html
index 1888707..052b526 100644
--- a/instructor/key-points.html
+++ b/instructor/key-points.html
@@ -389,8 +389,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://MSU-ICER.github.io/r-for-hpcc/instructor/key-points.html",
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/instructor/key-points.html",
   "dateCreated": "2023-06-30",
-  "dateModified": "2024-03-26",
-  "datePublished": "2024-03-26"
+  "dateModified": "2024-04-02",
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/instructor/managing-r-env-packages.html b/instructor/managing-r-env-packages.html
index 731924e..2721778 100644
--- a/instructor/managing-r-env-packages.html
+++ b/instructor/managing-r-env-packages.html
@@ -885,7 +885,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/instructor/managing-r-env-packages.html",
   "dateCreated": "2023-06-30",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-03-26"
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/instructor/parallelizing-r-code.html b/instructor/parallelizing-r-code.html
index 22b402a..191a8db 100644
--- a/instructor/parallelizing-r-code.html
+++ b/instructor/parallelizing-r-code.html
@@ -811,7 +811,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/instructor/parallelizing-r-code.html",
   "dateCreated": "2023-06-30",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-03-26"
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/instructor/profiles.html b/instructor/profiles.html
index 238b49b..bdb2ba1 100644
--- a/instructor/profiles.html
+++ b/instructor/profiles.html
@@ -283,8 +283,8 @@ <h1>Learner Profiles</h1>
   "url": "https://MSU-ICER.github.io/r-for-hpcc/instructor/profiles.html",
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/instructor/profiles.html",
   "dateCreated": "2023-06-30",
-  "dateModified": "2024-03-26",
-  "datePublished": "2024-03-26"
+  "dateModified": "2024-04-02",
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/instructor/r-command-line.html b/instructor/r-command-line.html
index 0d0048c..22d9594 100644
--- a/instructor/r-command-line.html
+++ b/instructor/r-command-line.html
@@ -953,7 +953,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/instructor/r-command-line.html",
   "dateCreated": "2023-06-30",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-03-26"
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/instructor/r-slurm-jobs.html b/instructor/r-slurm-jobs.html
index a024df5..151d0ee 100644
--- a/instructor/r-slurm-jobs.html
+++ b/instructor/r-slurm-jobs.html
@@ -444,7 +444,7 @@ <h3 class="callout-title">Submitting a multicore job<a class="anchor" aria-label
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p><code>slurm/multi_core.sh</code>:</p>
 <div class="codewrapper sourceCode" id="cb7">
@@ -524,7 +524,7 @@ <h3 class="callout-title">Cleaning up the output<a class="anchor" aria-label="an
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p><code>multi_core.sh</code>:</p>
 <div class="codewrapper sourceCode" id="cb9">
@@ -711,7 +711,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/instructor/r-slurm-jobs.html",
   "dateCreated": "2023-06-30",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-03-26"
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/instructor/rstudio-ondemand.html b/instructor/rstudio-ondemand.html
index 55b2da0..b3217ff 100644
--- a/instructor/rstudio-ondemand.html
+++ b/instructor/rstudio-ondemand.html
@@ -348,7 +348,7 @@ <h3 class="callout-title">Open a file<a class="anchor" aria-label="anchor" href=
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>Click the button that looks like a page with a plus sign right below
 the file menu and choose R Script.</p>
@@ -426,7 +426,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>Running <code>top -u k0068027</code> (my username) from the RStudio
 terminal shows the <code>rstudio</code> command in the
@@ -519,7 +519,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/instructor/rstudio-ondemand.html",
   "dateCreated": "2023-06-30",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-03-26"
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/instructor/rstudio-server-ondemand.html b/instructor/rstudio-server-ondemand.html
index b8fe94f..419f75b 100644
--- a/instructor/rstudio-server-ondemand.html
+++ b/instructor/rstudio-server-ondemand.html
@@ -377,7 +377,7 @@ <h3 class="callout-title">Open a file<a class="anchor" aria-label="anchor" href=
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>Click the button that looks like a page with a plus sign right below
 the file menu and choose R Script.</p>
@@ -455,7 +455,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>Running <code>top -u k0068027</code> (my username) from the RStudio
 terminal shows the <code>rstudio</code> command in the
@@ -548,7 +548,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/instructor/rstudio-server-ondemand.html",
   "dateCreated": "2023-06-30",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-03-26"
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/key-points.html b/key-points.html
index c6e424f..7493cce 100644
--- a/key-points.html
+++ b/key-points.html
@@ -387,8 +387,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://MSU-ICER.github.io/r-for-hpcc/key-points.html",
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/key-points.html",
   "dateCreated": "2023-06-30",
-  "dateModified": "2024-03-26",
-  "datePublished": "2024-03-26"
+  "dateModified": "2024-04-02",
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/managing-r-env-packages.html b/managing-r-env-packages.html
index 5f3eee0..e97dc53 100644
--- a/managing-r-env-packages.html
+++ b/managing-r-env-packages.html
@@ -883,7 +883,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/managing-r-env-packages.html",
   "dateCreated": "2023-06-30",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-03-26"
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/parallelizing-r-code.html b/parallelizing-r-code.html
index 68c5296..d30135a 100644
--- a/parallelizing-r-code.html
+++ b/parallelizing-r-code.html
@@ -809,7 +809,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/parallelizing-r-code.html",
   "dateCreated": "2023-06-30",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-03-26"
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/pkgdown.yml b/pkgdown.yml
index 32c1cfa..fa1db5c 100644
--- a/pkgdown.yml
+++ b/pkgdown.yml
@@ -2,5 +2,5 @@ pandoc: 3.1.11
 pkgdown: 2.0.7
 pkgdown_sha: ~
 articles: {}
-last_built: 2024-03-26T00:29Z
+last_built: 2024-04-02T00:29Z
 
diff --git a/profiles.html b/profiles.html
index eb9b2c7..5bd85df 100644
--- a/profiles.html
+++ b/profiles.html
@@ -283,8 +283,8 @@ <h1>Learner Profiles</h1>
   "url": "https://MSU-ICER.github.io/r-for-hpcc/profiles.html",
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/profiles.html",
   "dateCreated": "2023-06-30",
-  "dateModified": "2024-03-26",
-  "datePublished": "2024-03-26"
+  "dateModified": "2024-04-02",
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/r-command-line.html b/r-command-line.html
index 0ee89a3..d5395cc 100644
--- a/r-command-line.html
+++ b/r-command-line.html
@@ -951,7 +951,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/r-command-line.html",
   "dateCreated": "2023-06-30",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-03-26"
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/r-slurm-jobs.html b/r-slurm-jobs.html
index 6b53778..3988620 100644
--- a/r-slurm-jobs.html
+++ b/r-slurm-jobs.html
@@ -442,7 +442,7 @@ <h3 class="callout-title">Submitting a multicore job<a class="anchor" aria-label
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p><code>slurm/multi_core.sh</code>:</p>
 <div class="codewrapper sourceCode" id="cb7">
@@ -522,7 +522,7 @@ <h3 class="callout-title">Cleaning up the output<a class="anchor" aria-label="an
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p><code>multi_core.sh</code>:</p>
 <div class="codewrapper sourceCode" id="cb9">
@@ -709,7 +709,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/r-slurm-jobs.html",
   "dateCreated": "2023-06-30",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-03-26"
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/rstudio-ondemand.html b/rstudio-ondemand.html
index 0855bcf..ceb0d4c 100644
--- a/rstudio-ondemand.html
+++ b/rstudio-ondemand.html
@@ -346,7 +346,7 @@ <h3 class="callout-title">Open a file<a class="anchor" aria-label="anchor" href=
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>Click the button that looks like a page with a plus sign right below
 the file menu and choose R Script.</p>
@@ -424,7 +424,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>Running <code>top -u k0068027</code> (my username) from the RStudio
 terminal shows the <code>rstudio</code> command in the
@@ -517,7 +517,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/rstudio-ondemand.html",
   "dateCreated": "2023-06-30",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-03-26"
+  "datePublished": "2024-04-02"
 }
 
   </script><script>
diff --git a/rstudio-server-ondemand.html b/rstudio-server-ondemand.html
index e44b893..eebdfe3 100644
--- a/rstudio-server-ondemand.html
+++ b/rstudio-server-ondemand.html
@@ -375,7 +375,7 @@ <h3 class="callout-title">Open a file<a class="anchor" aria-label="anchor" href=
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>Click the button that looks like a page with a plus sign right below
 the file menu and choose R Script.</p>
@@ -453,7 +453,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>Running <code>top -u k0068027</code> (my username) from the RStudio
 terminal shows the <code>rstudio</code> command in the
@@ -546,7 +546,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://MSU-ICER.github.io/r-for-hpcc/rstudio-server-ondemand.html",
   "dateCreated": "2023-06-30",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-03-26"
+  "datePublished": "2024-04-02"
 }
 
   </script><script>