diff --git a/aider/website/_posts/2024-08-14-code-in-json.md b/aider/website/_posts/2024-08-14-code-in-json.md
index ed25f1056..289fdc481 100644
--- a/aider/website/_posts/2024-08-14-code-in-json.md
+++ b/aider/website/_posts/2024-08-14-code-in-json.md
@@ -76,6 +76,28 @@ document.addEventListener('DOMContentLoaded', function () {
         }
     };
 
+    function createStripedCanvas(isStrict) {
+        const patternCanvas = document.createElement('canvas');
+        const patternContext = patternCanvas.getContext('2d');
+        const size = 10;
+        patternCanvas.width = size;
+        patternCanvas.height = size;
+
+        patternContext.fillStyle = 'rgba(255, 99, 132, 0.8)';
+        patternContext.fillRect(0, 0, size, size);
+
+        if (isStrict) {
+            patternContext.strokeStyle = 'rgba(255, 255, 255, 0.8)';
+            patternContext.lineWidth = 2;
+            patternContext.beginPath();
+            patternContext.moveTo(0, 0);
+            patternContext.lineTo(size, size);
+            patternContext.stroke();
+        }
+
+        return patternCanvas;
+    }
+
     new Chart(ctx, config);
 });
 </script>