fixes

Author: sreichel

app/Mage.php

@@ -577,10 +577,10 @@ public static function getControllerInstance($class, $request, $response, array
     }
 
     /**
-     * Retrieve resource vodel object singleton
+     * Retrieve resource model object singleton
      *
      * @param   string $modelClass
-     * @return  object
+     * @return  Mage_Core_Model_Resource_Db_Collection_Abstract
      */
     public static function getResourceSingleton($modelClass = '', array $arguments = [])
     {

app/code/core/Mage/Core/Model/Abstract.php

@@ -441,7 +441,7 @@ protected function _beforeSave()
      * Get list of cache tags applied to model object.
      * Return false if cache tags are not supported by model
      *
-     * @return array | false
+     * @return array|false
      */
     public function getCacheTags()
     {
@@ -467,7 +467,7 @@ public function getCacheTags()
     /**
      * Get cache tags associated with object id
      *
-     * @return array|bool
+     * @return array|false
      */
     public function getCacheIdTags()
     {

app/code/core/Mage/Core/Model/Resource/Resource.php

@@ -84,7 +84,7 @@ protected function _loadVersionData($needType)
      * Get Module version from DB
      *
      * @param string $resName
-     * @return bool|string
+     * @return string|false
      * @SuppressWarnings(PHPMD.CamelCaseVariableName)
      */
     public function getDbVersion($resName)

app/code/core/Mage/Eav/Model/Entity/Attribute.php

@@ -22,6 +22,7 @@
  *
  * @method Mage_Eav_Model_Resource_Entity_Attribute _getResource()
  * @method Mage_Eav_Model_Resource_Entity_Attribute getResource()
+ * @method Mage_Eav_Model_Resource_Entity_Attribute_Collection getCollection()
  * @method Mage_Eav_Model_Resource_Entity_Attribute_Collection getResourceCollection()
  *
  * @method int getAttributeGroupId()