Made slightly nicer

src/handlers/feh.rs

@@ -10,6 +10,9 @@ pub fn change_wallpapers(wallpapers: &Wallpapers) {
         command.arg(wallpapers.random_selection(monitor).to_string());
     }
 
-    let _result = command.output();
-    println!("{:?}", command.get_args());
+    let result = command.output();
+    match result {
+        Ok(_) => {}
+        Err(e) => println!("{}", e),
+    }
 }