diff --git a/main/admin/configure_homepage.php b/main/admin/configure_homepage.php
index 46dec319ab..fd6257aebd 100755
--- a/main/admin/configure_homepage.php
+++ b/main/admin/configure_homepage.php
@@ -1250,7 +1250,7 @@ switch ($action) {
                             $tab_string = str_replace(
                                 ['href="'.api_get_path(WEB_PATH).'index.php?include=', '</li>'],
                                 ['href="'.api_get_path(WEB_CODE_PATH).'admin/'.basename($selfUrl).'?action=open_link&link=',
-                                        $edit_link.$delete_link.$delete_all.'</li>'],
+                                        $edit_link.$delete_link.$delete_all.'</li>', ],
                                 $enreg
                             );
                             $tab_string = str_replace([' class="hide_menu"', ' class="show_menu"'], '', $tab_string);
diff --git a/main/inc/lib/database.lib.php b/main/inc/lib/database.lib.php
index 34b2ce62ec..44ba079481 100755
--- a/main/inc/lib/database.lib.php
+++ b/main/inc/lib/database.lib.php
@@ -21,7 +21,8 @@ class Database
     private static $connection;
 
     /**
-     * Set the DB manager instance
+     * Set the DB manager instance.
+     *
      * @param EntityManager $em
      */
     public function setManager($em)
@@ -30,8 +31,7 @@ class Database
     }
 
     /**
-     * Set the DB connection instance
-     * @param   Connection  $connection
+     * Set the DB connection instance.
      */
     public function setConnection(Connection $connection)
     {
@@ -39,7 +39,8 @@ class Database
     }
 
     /**
-     * Get the DB connection instance
+     * Get the DB connection instance.
+     *
      * @return Connection
      */
     public function getConnection()
@@ -48,7 +49,8 @@ class Database
     }
 
     /**
-     * Get the DB manager instance
+     * Get the DB manager instance.
+     *
      * @return EntityManager
      */
     public static function getManager()
@@ -339,7 +341,8 @@ class Database
     }
 
     /**
-     * Wrapper for rowCount()
+     * Wrapper for rowCount().
+     *
      * @return int
      */
     public static function num_rows(Statement $result)
@@ -372,7 +375,8 @@ class Database
     }
 
     /**
-     * Wrapper for executeQuery()
+     * Wrapper for executeQuery().
+     *
      * @param string $query
      *
      * @return Statement
@@ -391,7 +395,8 @@ class Database
     }
 
     /**
-     * Deal with exceptions from the database extension
+     * Deal with exceptions from the database extension.
+     *
      * @param Exception $e
      */
     public static function handleError($e)
@@ -416,7 +421,8 @@ class Database
     }
 
     /**
-     * Transform an SQL option from Chamilo to PDO syntax
+     * Transform an SQL option from Chamilo to PDO syntax.
+     *
      * @param string $option
      *
      * @return int
@@ -453,7 +459,7 @@ class Database
     }
 
     /**
-     * Build an insert query
+     * Build an insert query.
      *
      * @param string $table_name
      * @param array  $attributes
@@ -490,7 +496,8 @@ class Database
     }
 
     /**
-     * Build an update query
+     * Build an update query.
+     *
      * @param string $tableName       use Database::get_main_table
      * @param array  $attributes      Values to updates
      *                                Example: $params['name'] = 'Julio'; $params['lastname'] = 'Montoya';
@@ -738,7 +745,8 @@ class Database
     }
 
     /**
-     * Build a delete query
+     * Build a delete query.
+     *
      * @param string $table_name
      * @param array  $where_conditions
      * @param bool   $show_query
@@ -802,7 +810,8 @@ class Database
     }
 
     /**
-     * Check if a given table exists
+     * Check if a given table exists.
+     *
      * @param string $table
      *
      * @return bool
@@ -813,7 +822,8 @@ class Database
     }
 
     /**
-     * List the columns of a given table
+     * List the columns of a given table.
+     *
      * @param string $table
      *
      * @return \Doctrine\DBAL\Schema\Column[]
diff --git a/main/inc/lib/userportal.lib.php b/main/inc/lib/userportal.lib.php
index 774bcaae71..d032c65edf 100755
--- a/main/inc/lib/userportal.lib.php
+++ b/main/inc/lib/userportal.lib.php
@@ -2287,13 +2287,15 @@ class IndexManager
     }
 
     /**
-     * Wrapper to CourseManager::returnPopularCoursesHandPicked()
+     * Wrapper to CourseManager::returnPopularCoursesHandPicked().
+     *
      * @return array
      */
     public function returnPopularCoursesHandPicked()
     {
         return CourseManager::returnPopularCoursesHandPicked();
     }
+
     /**
      * @param $listA
      * @param $listB