diff --git a/lib/Doctrine/Connection/Profiler.php b/lib/Doctrine/Connection/Profiler.php
index 1b7894b53..4f1d7cd5c 100644
--- a/lib/Doctrine/Connection/Profiler.php
+++ b/lib/Doctrine/Connection/Profiler.php
@@ -107,7 +107,7 @@ public function __call($m, $a)
      * get
      *
      * @param mixed $key
-     * @return Doctrine_Event
+     * @return Doctrine_Event|null
      */
     public function get($key)
     {
@@ -121,7 +121,7 @@ public function get($key)
      * getAll
      * returns all profiled events as an array
      *
-     * @return array        all events in an array
+     * @return Doctrine_Event[] All events in an array
      */
     public function getAll()
     {
@@ -154,7 +154,7 @@ public function count()
     /**
      * pop the last event from the event stack
      *
-     * @return Doctrine_Event
+     * @return Doctrine_Event|null
      */
     public function pop()
     {
diff --git a/lib/Doctrine/Connection/Sqlite.php b/lib/Doctrine/Connection/Sqlite.php
index 83e508c5b..6a29b654e 100644
--- a/lib/Doctrine/Connection/Sqlite.php
+++ b/lib/Doctrine/Connection/Sqlite.php
@@ -90,7 +90,7 @@ public function __construct(Doctrine_Manager $manager, $adapter)
     public function connect() 
     {
         if ($this->isConnected) {
-            return false;
+            return;
         }
 
         // If customer configure it
diff --git a/lib/Doctrine/Record.php b/lib/Doctrine/Record.php
index 1777e9af7..4ab93f04d 100644
--- a/lib/Doctrine/Record.php
+++ b/lib/Doctrine/Record.php
@@ -815,7 +815,6 @@ public function unserialize($serialized)
         $array = unserialize($serialized);
 
         $this->__unserialize($array);
-
     }
 
     /**
diff --git a/lib/Doctrine/Table.php b/lib/Doctrine/Table.php
index a76a7bdfc..a9cad793f 100644
--- a/lib/Doctrine/Table.php
+++ b/lib/Doctrine/Table.php
@@ -31,8 +31,6 @@
  * @version     $Revision$
  * @link        www.doctrine-project.org
  * @since       1.0
- * @method mixed findBy*(mixed $value) magic finders; @see __call()
- * @method mixed findOneBy*(mixed $value) magic finders; @see __call()
  */
 class Doctrine_Table extends Doctrine_Configurable implements Countable, Serializable
 {
@@ -561,7 +559,7 @@ public function getRecordInstance()
     /**
      * Checks whether a column is inherited from a component further up in the hierarchy.
      *
-     * @param $columnName  The column name
+     * @param string $columnName The column name
      * @return boolean     TRUE if column is inherited, FALSE otherwise.
      */
     public function isInheritedColumn($columnName)
@@ -1133,7 +1131,7 @@ public function processOrderBy($alias, $orderBy, $columnNames = false)
         }
 
         // Php8.1 require a string
-        if(null === $orderBy) {
+        if (null === $orderBy) {
             $orderBy = '';
         }
 
@@ -3035,7 +3033,7 @@ public function __serialize() {
     /**
      * Unserializes a Doctrine_Record instance for php 7.4+
      *
-     * @param array $serialized
+     * @param array $data
      */
     public function __unserialize($data) {
 
@@ -3052,7 +3050,10 @@ public function __unserialize($data) {
         $this->_useIdentityMap = $data[10];
     }
 
-
+    /**
+     * Creates new instance and initialize it from cache.
+     *
+     */
     public function initializeFromCache(Doctrine_Connection $conn)
     {
         $this->_conn = $conn;
diff --git a/lib/Doctrine/Task.php b/lib/Doctrine/Task.php
index edd4103ae..3a9311c07 100644
--- a/lib/Doctrine/Task.php
+++ b/lib/Doctrine/Task.php
@@ -53,7 +53,7 @@ public function __construct($dispatcher = null)
     {
         $this->dispatcher = $dispatcher;
 
-        $taskName = (string)$this->getTaskName();
+        $taskName = (string) $this->getTaskName();
 
         //Derive the task name only if it wasn't entered at design-time
         if ('' === trim($taskName)) {
diff --git a/lib/Doctrine/Validator.php b/lib/Doctrine/Validator.php
index 499d8b8a7..bab8fe82c 100644
--- a/lib/Doctrine/Validator.php
+++ b/lib/Doctrine/Validator.php
@@ -126,9 +126,9 @@ public static function validateLength($value, $type, $maximumLength)
     public static function getStringLength($string)
     {
         if (function_exists('mb_strlen')) {
-            return mb_strlen((string)$string, 'utf8');
+            return mb_strlen((string) $string, 'utf8');
         } else {
-            return strlen(utf8_decode((string)$string));
+            return strlen(utf8_decode((string) $string));
         }
     }
 
diff --git a/lib/Doctrine/Validator/Notblank.php b/lib/Doctrine/Validator/Notblank.php
index 763360570..fe6591105 100644
--- a/lib/Doctrine/Validator/Notblank.php
+++ b/lib/Doctrine/Validator/Notblank.php
@@ -41,6 +41,6 @@ class Doctrine_Validator_Notblank extends Doctrine_Validator_Driver
      */
     public function validate($value)
     {
-        return ($value !== null && trim($value) !== '');
+        return (null !== $value && '' !== trim($value));
     }
 }
\ No newline at end of file