diff --git a/blog/index.html b/blog/index.html
index d657b0c..c6aa4c5 100644
--- a/blog/index.html
+++ b/blog/index.html
@@ -197,7 +197,7 @@ <h1 class="title">R-DBI blog</h1>
     </div>
 </div>
 <div class="list quarto-listing-default">
-<div class="quarto-post image-left" data-index="0" data-listing-date-sort="1640044800000" data-listing-file-modified-sort="1693911547477" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="11">
+<div class="quarto-post image-left" data-index="0" data-listing-date-sort="1640044800000" data-listing-file-modified-sort="1693984272155" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="11">
 <div class="thumbnail">
 <p><a href="../blog/posts/dbi-3-4.html"> <div class="listing-item-img-placeholder card-img-top" >&nbsp;</div> </a></p>
 </div>
@@ -228,7 +228,7 @@ <h3 class="no-anchor listing-title">
 </a>
 </div>
 </div>
-<div class="quarto-post image-left" data-index="1" data-listing-date-sort="1611100800000" data-listing-file-modified-sort="1693911547477" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="7">
+<div class="quarto-post image-left" data-index="1" data-listing-date-sort="1611100800000" data-listing-file-modified-sort="1693984272155" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="7">
 <div class="thumbnail">
 <p><a href="../blog/posts/dbi-3-3.html"> <div class="listing-item-img-placeholder card-img-top" >&nbsp;</div> </a></p>
 </div>
@@ -259,7 +259,7 @@ <h3 class="no-anchor listing-title">
 </a>
 </div>
 </div>
-<div class="quarto-post image-left" data-index="2" data-listing-date-sort="1576713600000" data-listing-file-modified-sort="1693911547477" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="12">
+<div class="quarto-post image-left" data-index="2" data-listing-date-sort="1576713600000" data-listing-file-modified-sort="1693984272155" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="12">
 <div class="thumbnail">
 <p><a href="../blog/posts/dbi-3-2.html"> <div class="listing-item-img-placeholder card-img-top" >&nbsp;</div> </a></p>
 </div>
@@ -290,7 +290,7 @@ <h3 class="no-anchor listing-title">
 </a>
 </div>
 </div>
-<div class="quarto-post image-left" data-index="3" data-listing-date-sort="1546214400000" data-listing-file-modified-sort="1693911547477" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="11">
+<div class="quarto-post image-left" data-index="3" data-listing-date-sort="1546214400000" data-listing-file-modified-sort="1693984272155" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="11">
 <div class="thumbnail">
 <p><a href="../blog/posts/dbi-3-1.html"> <p class="card-img-top"><img src="https://bestpractices.coreinfrastructure.org/projects/1882/badge.svg"  class="thumbnail-image card-img"/></p> </a></p>
 </div>
@@ -321,7 +321,7 @@ <h3 class="no-anchor listing-title">
 </a>
 </div>
 </div>
-<div class="quarto-post image-left" data-index="4" data-listing-date-sort="1525132800000" data-listing-file-modified-sort="1693911547477" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="15">
+<div class="quarto-post image-left" data-index="4" data-listing-date-sort="1525132800000" data-listing-file-modified-sort="1693984272155" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="15">
 <div class="thumbnail">
 <p><a href="../blog/posts/dbi-2-final.html"> <div class="listing-item-img-placeholder card-img-top" >&nbsp;</div> </a></p>
 </div>
@@ -352,7 +352,7 @@ <h3 class="no-anchor listing-title">
 </a>
 </div>
 </div>
-<div class="quarto-post image-left" data-index="5" data-listing-date-sort="1517529600000" data-listing-file-modified-sort="1693911547477" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="1">
+<div class="quarto-post image-left" data-index="5" data-listing-date-sort="1517529600000" data-listing-file-modified-sort="1693984272155" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="1">
 <div class="thumbnail">
 <p><a href="../blog/posts/rstudio-conf.html"> <p class="card-img-top"><img data-src="https://embedwistia-a.akamaihd.net/deliveries/6cc6be1f7e21a6ecd6640c0068ecd86a94c235d0.jpg?image_play_button_size=2x&image_crop_resized=960x540&image_play_button=1&image_play_button_color=4287c7e0"  class="thumbnail-image card-img"/></p> </a></p>
 </div>
@@ -383,7 +383,7 @@ <h3 class="no-anchor listing-title">
 </a>
 </div>
 </div>
-<div class="quarto-post image-left" data-index="6" data-listing-date-sort="1494806400000" data-listing-file-modified-sort="1693911547477" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="7">
+<div class="quarto-post image-left" data-index="6" data-listing-date-sort="1494806400000" data-listing-file-modified-sort="1693984272155" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="7">
 <div class="thumbnail">
 <p><a href="../blog/posts/dbi-1-final.html"> <div class="listing-item-img-placeholder card-img-top" >&nbsp;</div> </a></p>
 </div>
@@ -414,7 +414,7 @@ <h3 class="no-anchor listing-title">
 </a>
 </div>
 </div>
-<div class="quarto-post image-left" data-index="7" data-listing-date-sort="1480982400000" data-listing-file-modified-sort="1693911547477" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="4">
+<div class="quarto-post image-left" data-index="7" data-listing-date-sort="1480982400000" data-listing-file-modified-sort="1693984272155" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="4">
 <div class="thumbnail">
 <p><a href="../blog/posts/dbi-1-halfway.html"> <div class="listing-item-img-placeholder card-img-top" >&nbsp;</div> </a></p>
 </div>
diff --git a/index.html b/index.html
index e6e73fc..9fc5ea7 100644
--- a/index.html
+++ b/index.html
@@ -193,7 +193,7 @@ <h3 data-anchor-id="boilerplate">Boilerplate</h3>
 <h2 data-anchor-id="blog-posts">Blog posts</h2>
 <div id="listing-blog" class="quarto-listing quarto-listing-container-default">
 <div class="list quarto-listing-default">
-<div class="quarto-post image-right" data-index="0" data-listing-date-sort="1640044800000" data-listing-file-modified-sort="1693911547477" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="11">
+<div class="quarto-post image-right" data-index="0" data-listing-date-sort="1640044800000" data-listing-file-modified-sort="1693984272155" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="11">
 <div class="body">
 <a href="./blog/posts/dbi-3-4.html">
 <h3 class="no-anchor listing-title">
@@ -218,7 +218,7 @@ <h3 class="no-anchor listing-title">
 </a>
 </div>
 </div>
-<div class="quarto-post image-right" data-index="1" data-listing-date-sort="1611100800000" data-listing-file-modified-sort="1693911547477" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="7">
+<div class="quarto-post image-right" data-index="1" data-listing-date-sort="1611100800000" data-listing-file-modified-sort="1693984272155" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="7">
 <div class="body">
 <a href="./blog/posts/dbi-3-3.html">
 <h3 class="no-anchor listing-title">
@@ -243,7 +243,7 @@ <h3 class="no-anchor listing-title">
 </a>
 </div>
 </div>
-<div class="quarto-post image-right" data-index="2" data-listing-date-sort="1576713600000" data-listing-file-modified-sort="1693911547477" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="12">
+<div class="quarto-post image-right" data-index="2" data-listing-date-sort="1576713600000" data-listing-file-modified-sort="1693984272155" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="12">
 <div class="body">
 <a href="./blog/posts/dbi-3-2.html">
 <h3 class="no-anchor listing-title">
@@ -268,7 +268,7 @@ <h3 class="no-anchor listing-title">
 </a>
 </div>
 </div>
-<div class="quarto-post image-right" data-index="3" data-listing-date-sort="1546214400000" data-listing-file-modified-sort="1693911547477" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="11">
+<div class="quarto-post image-right" data-index="3" data-listing-date-sort="1546214400000" data-listing-file-modified-sort="1693984272155" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="11">
 <div class="body">
 <a href="./blog/posts/dbi-3-1.html">
 <h3 class="no-anchor listing-title">
@@ -293,7 +293,7 @@ <h3 class="no-anchor listing-title">
 </a>
 </div>
 </div>
-<div class="quarto-post image-right" data-index="4" data-listing-date-sort="1525132800000" data-listing-file-modified-sort="1693911547477" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="15">
+<div class="quarto-post image-right" data-index="4" data-listing-date-sort="1525132800000" data-listing-file-modified-sort="1693984272155" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="15">
 <div class="body">
 <a href="./blog/posts/dbi-2-final.html">
 <h3 class="no-anchor listing-title">
@@ -318,7 +318,7 @@ <h3 class="no-anchor listing-title">
 </a>
 </div>
 </div>
-<div class="quarto-post image-right" data-index="5" data-listing-date-sort="1517529600000" data-listing-file-modified-sort="1693911547477" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="1">
+<div class="quarto-post image-right" data-index="5" data-listing-date-sort="1517529600000" data-listing-file-modified-sort="1693984272155" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="1">
 <div class="body">
 <a href="./blog/posts/rstudio-conf.html">
 <h3 class="no-anchor listing-title">
@@ -343,7 +343,7 @@ <h3 class="no-anchor listing-title">
 </a>
 </div>
 </div>
-<div class="quarto-post image-right" data-index="6" data-listing-date-sort="1494806400000" data-listing-file-modified-sort="1693911547477" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="7">
+<div class="quarto-post image-right" data-index="6" data-listing-date-sort="1494806400000" data-listing-file-modified-sort="1693984272155" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="7">
 <div class="body">
 <a href="./blog/posts/dbi-1-final.html">
 <h3 class="no-anchor listing-title">
@@ -368,7 +368,7 @@ <h3 class="no-anchor listing-title">
 </a>
 </div>
 </div>
-<div class="quarto-post image-right" data-index="7" data-listing-date-sort="1480982400000" data-listing-file-modified-sort="1693911547477" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="4">
+<div class="quarto-post image-right" data-index="7" data-listing-date-sort="1480982400000" data-listing-file-modified-sort="1693984272155" data-listing-date-modified-sort="NaN" data-listing-reading-time-sort="4">
 <div class="body">
 <a href="./blog/posts/dbi-1-halfway.html">
 <h3 class="no-anchor listing-title">
diff --git a/sitemap.xml b/sitemap.xml
index bf62bef..732a942 100644
--- a/sitemap.xml
+++ b/sitemap.xml
@@ -2,46 +2,46 @@
 <urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
   <url>
     <loc>https://maelle.github.io/rdbidotorg/backends/index.html</loc>
-    <lastmod>2023-09-05T11:00:49.808Z</lastmod>
+    <lastmod>2023-09-06T07:13:18.087Z</lastmod>
   </url>
   <url>
     <loc>https://maelle.github.io/rdbidotorg/blog/posts/dbi-3-4.html</loc>
-    <lastmod>2023-09-05T11:00:46.875Z</lastmod>
+    <lastmod>2023-09-06T07:13:15.559Z</lastmod>
   </url>
   <url>
     <loc>https://maelle.github.io/rdbidotorg/blog/posts/rstudio-conf.html</loc>
-    <lastmod>2023-09-05T11:00:45.195Z</lastmod>
+    <lastmod>2023-09-06T07:13:14.143Z</lastmod>
   </url>
   <url>
     <loc>https://maelle.github.io/rdbidotorg/blog/posts/dbi-3-1.html</loc>
-    <lastmod>2023-09-05T11:00:44.119Z</lastmod>
+    <lastmod>2023-09-06T07:13:13.251Z</lastmod>
   </url>
   <url>
     <loc>https://maelle.github.io/rdbidotorg/blog/posts/dbi-3-2.html</loc>
-    <lastmod>2023-09-05T11:00:42.695Z</lastmod>
+    <lastmod>2023-09-06T07:13:12.051Z</lastmod>
   </url>
   <url>
     <loc>https://maelle.github.io/rdbidotorg/index.html</loc>
-    <lastmod>2023-09-05T11:00:40.823Z</lastmod>
+    <lastmod>2023-09-06T07:13:10.427Z</lastmod>
   </url>
   <url>
     <loc>https://maelle.github.io/rdbidotorg/blog/index.html</loc>
-    <lastmod>2023-09-05T11:00:42.039Z</lastmod>
+    <lastmod>2023-09-06T07:13:11.495Z</lastmod>
   </url>
   <url>
     <loc>https://maelle.github.io/rdbidotorg/blog/posts/dbi-1-final.html</loc>
-    <lastmod>2023-09-05T11:00:43.307Z</lastmod>
+    <lastmod>2023-09-06T07:13:12.575Z</lastmod>
   </url>
   <url>
     <loc>https://maelle.github.io/rdbidotorg/blog/posts/dbi-2-final.html</loc>
-    <lastmod>2023-09-05T11:00:44.851Z</lastmod>
+    <lastmod>2023-09-06T07:13:13.847Z</lastmod>
   </url>
   <url>
     <loc>https://maelle.github.io/rdbidotorg/blog/posts/dbi-1-halfway.html</loc>
-    <lastmod>2023-09-05T11:00:45.699Z</lastmod>
+    <lastmod>2023-09-06T07:13:14.571Z</lastmod>
   </url>
   <url>
     <loc>https://maelle.github.io/rdbidotorg/blog/posts/dbi-3-3.html</loc>
-    <lastmod>2023-09-05T11:00:47.555Z</lastmod>
+    <lastmod>2023-09-06T07:13:16.139Z</lastmod>
   </url>
 </urlset>