Fix typo "whoIsOnlineInIhisSessionCount" + format code

main/inc/lib/banner.lib.php

@@ -913,7 +913,7 @@ function getOnlineUsersInSessionCount($sessionId)
             return apcu_fetch($apcVar);
         }
 
-        $numberOnlineInCourse = whoIsOnlineInIhisSessionCount(
+        $numberOnlineInCourse = whoIsOnlineInThisSessionCount(
             api_get_setting('time_limit_whosonline'),
             $sessionId
         );
@@ -922,7 +922,7 @@ function getOnlineUsersInSessionCount($sessionId)
         return $numberOnlineInCourse;
     }
 
-    return whoIsOnlineInIhisSessionCount(
+    return whoIsOnlineInThisSessionCount(
         api_get_setting('time_limit_whosonline'),
         $sessionId
     );

main/inc/lib/events.lib.php

@@ -1874,7 +1874,8 @@ class Event
                     c_id = ".$courseId."  AND
                     session_id  = ".$sessionId." AND
                     login_course_date > '$time' - INTERVAL 3600 SECOND
-                ORDER BY login_course_date DESC LIMIT 0,1";
+                ORDER BY login_course_date DESC 
+                LIMIT 0,1";
         $result = Database::query($sql);
 
         // Ignore if we didn't find any course connection record in the last

main/inc/lib/exercise.lib.php

@@ -26,6 +26,7 @@ class ExerciseLib
      * @param bool $show_comment
      * @param null $exercise_feedback
      * @param bool $show_answers
+     *
      * @return bool|int
      */
     public static function showQuestion(