diff --git a/app/code/core/Mage/Api/Model/Resource/User.php b/app/code/core/Mage/Api/Model/Resource/User.php
index e7dbd1bb088..88c82fd809d 100644
--- a/app/code/core/Mage/Api/Model/Resource/User.php
+++ b/app/code/core/Mage/Api/Model/Resource/User.php
@@ -115,7 +115,7 @@ public function cleanOldSessions(?Mage_Api_Model_User $user)
             Varien_Db_Adapter_Interface::INTERVAL_SECOND
         );
         $where = [
-            $readAdapter->quote(Varien_Date::now()) . ' > '. $timeSubtract
+            $readAdapter->quote(Varien_Date::now()) . ' > ' . $timeSubtract
         ];
         if ($user) {
             $where['user_id = ?'] = $user->getId();
diff --git a/app/code/core/Mage/Eav/Model/Resource/Entity/Attribute/Collection.php b/app/code/core/Mage/Eav/Model/Resource/Entity/Attribute/Collection.php
index e37dad30466..87e15762254 100644
--- a/app/code/core/Mage/Eav/Model/Resource/Entity/Attribute/Collection.php
+++ b/app/code/core/Mage/Eav/Model/Resource/Entity/Attribute/Collection.php
@@ -429,8 +429,8 @@ public function addStoreLabel($storeId)
                 ['store_label' => $adapter->getIfNullSql('al.value', 'main_table.frontend_label')]
             );
             $this->_addedStoreLabelsFlag = $storeId;
-        } // check that previous call $storeId matches current call
-        elseif ($this->_addedStoreLabelsFlag !== $storeId) {
+        } elseif ($this->_addedStoreLabelsFlag !== $storeId) {
+            // check that previous call $storeId matches current call
             throw new Exception('Cannot call addStoreLabel for different store views on the same collection');
         }
 
diff --git a/app/code/core/Mage/GoogleAnalytics/Block/Ga.php b/app/code/core/Mage/GoogleAnalytics/Block/Ga.php
index be0ab696a93..477c684f47d 100644
--- a/app/code/core/Mage/GoogleAnalytics/Block/Ga.php
+++ b/app/code/core/Mage/GoogleAnalytics/Block/Ga.php
@@ -67,7 +67,7 @@ protected function _getPageTrackingCodeAnalytics4($accountId)
         //add user_id
         if ($this->helper('googleanalytics')->isUserIdEnabled() && Mage::getSingleton('customer/session')->isLoggedIn()) {
             $customer = Mage::getSingleton('customer/session')->getCustomer();
-            $trackingCode.= "
+            $trackingCode .= "
 gtag('set', 'user_id', '{$customer->getId()}');
 ";
         }
@@ -185,12 +185,9 @@ protected function _getEnhancedEcommerceDataForAnalytics4()
             }
         }
 
-        /**
-         * This event signifies that some content was shown to the user. Use this event to discover the most popular items viewed.
-         *
-         * @link https://developers.google.com/tag-platform/gtagjs/reference/events#view_item
-         */
         if ($moduleName == 'catalog' && $controllerName == 'product') {
+            // This event signifies that some content was shown to the user. Use this event to discover the most popular items viewed.
+            // @see https://developers.google.com/tag-platform/gtagjs/reference/events#view_item
             $productViewed = Mage::registry('current_product');
             $category = Mage::registry('current_category') ? Mage::registry('current_category')->getName() : false;
             $eventData = [];
@@ -209,14 +206,9 @@ protected function _getEnhancedEcommerceDataForAnalytics4()
             }
             array_push($eventData['items'], $_item);
             $result[] = "gtag('event', 'view_item', " . json_encode($eventData, JSON_THROW_ON_ERROR) . ");";
-        }
-
-        /**
-         * Log this event when the user has been presented with a list of items of a certain category.
-         *
-         * @link https://developers.google.com/tag-platform/gtagjs/reference/events#view_item_list
-         */
-        elseif ($moduleName == 'catalog' && $controllerName == 'category') {
+        } elseif ($moduleName == 'catalog' && $controllerName == 'category') {
+            // Log this event when the user has been presented with a list of items of a certain category.
+            // @see https://developers.google.com/tag-platform/gtagjs/reference/events#view_item_list
             $layer = Mage::getSingleton('catalog/layer');
             $category = $layer->getCurrentCategory();
             $productCollection = clone $layer->getProductCollection();
@@ -231,7 +223,7 @@ protected function _getEnhancedEcommerceDataForAnalytics4()
             $eventData = [];
             $eventData['currency'] = Mage::app()->getStore()->getCurrentCurrencyCode();
             $eventData['value'] = 0.00;
-            $eventData['item_list_id'] = 'category_'.$category->getUrlKey();
+            $eventData['item_list_id'] = 'category_' . $category->getUrlKey();
             $eventData['item_list_name'] = $category->getName();
             $eventData['items'] = [];
 
@@ -255,14 +247,9 @@ protected function _getEnhancedEcommerceDataForAnalytics4()
             }
             $eventData['value'] = $helper->formatPrice($eventData['value']);
             $result[] = "gtag('event', 'view_item_list', " . json_encode($eventData, JSON_THROW_ON_ERROR) . ");";
-        }
-
-        /**
-         * This event signifies that a user viewed his cart.
-         *
-         * @link https://developers.google.com/tag-platform/gtagjs/reference/events#view_cart
-         */
-        elseif ($moduleName == 'checkout' && $controllerName == 'cart') {
+        } elseif ($moduleName == 'checkout' && $controllerName == 'cart') {
+            // This event signifies that a user viewed his cart.
+            // @see https://developers.google.com/tag-platform/gtagjs/reference/events#view_cart
             $productCollection = Mage::getSingleton('checkout/session')->getQuote()->getAllItems();
             $eventData = [];
             $eventData['currency'] = Mage::app()->getStore()->getCurrentCurrencyCode();
@@ -292,14 +279,9 @@ protected function _getEnhancedEcommerceDataForAnalytics4()
             }
             $eventData['value'] = $helper->formatPrice($eventData['value']);
             $result[] = "gtag('event', 'view_cart', " . json_encode($eventData, JSON_THROW_ON_ERROR) . ");";
-        }
-
-        /**
-         * This event signifies that a user has begun a checkout.
-         *
-         * @link https://developers.google.com/tag-platform/gtagjs/reference/events#begin_checkout
-         */
-        elseif ($moduleName == static::CHECKOUT_MODULE_NAME && $controllerName == static::CHECKOUT_CONTROLLER_NAME) {
+        } elseif ($moduleName == static::CHECKOUT_MODULE_NAME && $controllerName == static::CHECKOUT_CONTROLLER_NAME) {
+            // This event signifies that a user has begun a checkout.
+            // @see https://developers.google.com/tag-platform/gtagjs/reference/events#begin_checkout
             $productCollection = Mage::getSingleton('checkout/session')->getQuote()->getAllItems();
             if ($productCollection) {
                 $eventData = [];
@@ -332,11 +314,8 @@ protected function _getEnhancedEcommerceDataForAnalytics4()
             }
         }
 
-        /**
-         *  This event signifies when one or more items is purchased by a user.
-         *
-         * @link https://developers.google.com/tag-platform/gtagjs/reference/events?hl=it#purchase
-         */
+        // This event signifies when one or more items is purchased by a user.
+        // @see https://developers.google.com/tag-platform/gtagjs/reference/events?hl=it#purchase
         $orderIds = $this->getOrderIds();
         if (!empty($orderIds) && is_array($orderIds)) {
             $collection = Mage::getResourceModel('sales/order_collection')
diff --git a/lib/Varien/Data/Collection/Db.php b/lib/Varien/Data/Collection/Db.php
index 141f3aa077a..a35fc1ecd7f 100644
--- a/lib/Varien/Data/Collection/Db.php
+++ b/lib/Varien/Data/Collection/Db.php
@@ -265,7 +265,7 @@ public function getSelectCountSql()
                     $bindParams = array_map(function ($token) {
                         return ltrim($token, ':');
                     }, array_keys($this->_bindParams));
-                    $bindPattern = '/:('.implode('|', $bindParams).')/';
+                    $bindPattern = '/:(' . implode('|', $bindParams) . ')/';
                     $joinUsingBind = array_filter($leftJoins, function ($table) use ($bindPattern) {
                         return !empty($table['joinCondition']) && preg_match($bindPattern, $table['joinCondition']);
                     });