Minor formatting

qa-include/qa-base.php

@@ -48,7 +48,6 @@ spl_autoload_register('qa_autoload');
 
 use Q2A\App\Application;
 
-
 // Execution section of this file - remainder contains function definitions
 
 qa_initialize_php();

qa-src/Auth/NoPermissionException.php

@@ -29,7 +29,7 @@ class NoPermissionException extends ErrorMessageException
 	 */
 	public function __construct($message = null)
 	{
-		if (is_null($message)) {
+		if ($message === null) {
 			$message = qa_lang_html('users/no_permission');
 		}
 

qa-src/Database/DbResult.php

@@ -140,7 +140,7 @@ class DbResult
 	 */
 	public function isEmpty()
 	{
-		return $this->stmt->rowCount() == 0;
+		return $this->stmt->rowCount() === 0;
 	}
 
 	/**