Index: doc/example-scripts/rosetta-sudoku.html
===================================================================
diff -u -N -r37fe2bc49a8594e767ddeb0eabbe47f8c348513a -r629aa9a694de1eecf6355c3e447b3238b57e1fa9
--- doc/example-scripts/rosetta-sudoku.html	(.../rosetta-sudoku.html)	(revision 37fe2bc49a8594e767ddeb0eabbe47f8c348513a)
+++ doc/example-scripts/rosetta-sudoku.html	(.../rosetta-sudoku.html)	(revision 629aa9a694de1eecf6355c3e447b3238b57e1fa9)
@@ -435,7 +435,7 @@
 p.table {
   margin-top: 0;
 }
-/* Because the table frame attribute is overridden by CSS in most browsers. */
+/* Because the table frame attribute is overriden by CSS in most browsers. */
 div.tableblock > table[frame="void"] {
   border-style: none;
 }
@@ -741,8 +741,8 @@
 <div class="sectionbody">
 <div class="paragraph"><p>Solve a partially filled-in 9x9 Sudoku grid and display the result
 in a human-readable format.  For detailed description of this
-example, see <a href="http://rosettacode.org/wiki/Sudoku_Solver">http://rosettacode.org/wiki/Sudoku_Solver</a></p></div>
-<div class="paragraph"><p>This implementation is based on <a href="http://wiki.tcl.tk/19934">http://wiki.tcl.tk/19934</a></p></div>
+example, see <a href="https://rosettacode.org/wiki/Sudoku_Solver">https://rosettacode.org/wiki/Sudoku_Solver</a></p></div>
+<div class="paragraph"><p>This implementation is based on <a href="https://wiki.tcl-lang.org/19934">https://wiki.tcl-lang.org/19934</a></p></div>
 <div class="listingblock">
 <div class="content"><style type='text/css'>
 .nx             {color: #000000; font-weight: normal; font-style: normal; padding-left: 10px}
@@ -1094,7 +1094,7 @@
 <div id="footnotes"><hr /></div>
 <div id="footer">
 <div id="footer-text">
-Last updated 2014-12-13 12:07:44 CET
+Last updated 2019-05-09 00:29:24 CEST
 </div>
 </div>
 </body>