small fix

src/App.tsx

@@ -104,7 +104,6 @@ export function App() {
     window.onkeydown = onKeyDown;
   }, []);
 
-
   const [highlighted, setHighlighted] = useState(
     commands.map(() => false));
 
@@ -117,7 +116,8 @@ export function App() {
 
   const onSelectExample = (e: React.SyntheticEvent<HTMLSelectElement>) => {
     // @ts-ignore
-    if (e.target.value) {
+    if (e.target.value >= 0) {
+      // @ts-ignore
       // @ts-ignore
       pushHistory(_ => examples[e.target.value][1]);
     }
@@ -135,13 +135,13 @@ export function App() {
               {descr}
             </span>)
         }
-        <select onClick={onSelectExample}>
-        <option>load example...</option>
-        {
-          examples.map(([name], i) => {
-            return <option key={i} value={i}>{name}</option>;
-          })
-        }
+        <select onChange={onSelectExample} value={-1}>
+          <option value={-1}>load example...</option>
+          {
+            examples.map(([name], i) => {
+              return <option key={i} value={i}>{name}</option>;
+            })
+          }
         </select>
         <button className="factoryReset" onClick={factoryReset}>
           FACTORY RESET