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diff --git a/‎components/process.rst
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diff --git a/‎components/serializer.rst
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diff --git a/‎doctrine/pdo_session_storage.rst
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diff --git a/‎performance.rst
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diff --git a/‎security/form_login.rst
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@@ -230,6 +230,29 @@ stream resources or Traversable objects as argument. As shown in the above examp
 you need to explicitly call the :method:`Symfony\\Component\\Process\\InputStream::close`
 method when you are done writing to the standard input of the subprocess.
 
+Using PHP Streams as the Standard Input of a Process
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+The input of a process can also be defined using `PHP streams`_::
+
+    $stream = fopen('php://temporary', 'w+');
+
+    $process = new Process('cat');
+    $process->setInput($stream);
+    $process->start();
+
+    fwrite($stream, 'foo');
+
+    // ... read process output or do other things
+
+    fwrite($stream, 'bar');
+    fclose($stream);
+
+    $process->wait();
+
+    // will echo: 'foobar'
+    echo $process->getOutput();
+
 Stopping a Process
 ------------------
 
@@ -420,3 +443,4 @@ Use :method:`Symfony\\Component\\Process\\Process::disableOutput` and
 .. _`pid`: https://en.wikipedia.org/wiki/Process_identifier
 .. _`PHP Documentation`: http://php.net/manual/en/pcntl.constants.php
 .. _Packagist: https://packagist.org/packages/symfony/process
+.. _`PHP streams`: http://www.php.net/manual/en/book.stream.php
@@ -326,8 +326,6 @@ You are now able to serialize only attributes in the groups you want::
     );
     // $obj2 = MyObj(foo: 'foo', bar: 'bar')
 
-.. include:: /_includes/_rewrite_rule_tip.rst.inc
-
 .. _ignoring-attributes-when-serializing:
 
 Selecting Specific Attributes
 
@@ -151,7 +151,7 @@ a second array argument to ``PdoSessionHandler``:
             ))
         ;
 
-These are parameters that you must configure:
+These are parameters that you can configure:
 
 ``db_table`` (default ``sessions``):
     The name of the session table in your database;
@@ -227,8 +227,18 @@ Preparing the Database to Store Sessions
 ----------------------------------------
 
 Before storing sessions in the database, you must create the table that stores
-the information. The following sections contain some examples of the SQL statements
-you may use for your specific database engine.
+the information. The session handler provides a method called
+:method:`Symfony\\Component\\HttpFoundation\\Session\\Storage\\Handler::createTable`
+to set up this table for you according to the database engine used::
+
+    try {
+        $sessionHandlerService->createTable();
+    } catch (\PDOException $e) {
+        // the table could not be created for some reason
+    }
+
+If you prefer to set up the table yourself, these are some examples of the SQL
+statements you may use according to your specific database engine.
 
 MySQL
 ~~~~~
 
@@ -55,9 +55,13 @@ using APC and ``opcache_reset()`` when using OPcache).
 
     In PHP, the CLI and the web processes don't share the same OPcache. This
     means that you cannot clear the web server OPcache by executing some command
-    in your terminal. You either need to restart the web server or call the
-    ``apc_clear_cache()`` or ``opcache_reset()`` functions via the web server
-    (i.e. by having these in a script that you execute over the web).
+    in your terminal. These are some of the possible solutions:
+
+    #. Restart the web server;
+    #. Call the :phpfunction:`apc_clear_cache` or :phpfunction:`opcache_reset`
+       functions via the web server (i.e. by having these in a script that
+       you execute over the web);
+    #. Use the `cachetool`_ utility to control APC and OPcache from the CLI.
 
 Optimizing all the Files Used by Symfony
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -134,3 +138,4 @@ Learn more
 .. _`APC`: http://php.net/manual/en/book.apc.php
 .. _`APCu Polyfill component`: https://github.com/symfony/polyfill-apcu
 .. _`APCu PHP functions`: http://php.net/manual/en/ref.apcu.php
+.. _`cachetool`: https://github.com/gordalina/cachetool
@@ -430,3 +430,24 @@ are now fully customized:
             <input type="hidden" name="back_to" value="<?php echo $view['router']->path('forgot_password') ?>" />
             <input type="submit" name="login" />
         </form>
+
+Redirecting to the Last Accessed Page with ``TargetPathTrait``
+--------------------------------------------------------------
+
+The last request URI is stored in a session variable named
+``_security.<your providerKey>.target_path`` (e.g. ``_security.main.target_path``
+if the name of your firewall is ``main``). Most of the times you don't have to
+deal with this low level session variable. However, if you ever need to get or
+remove this variable, it's better to use the
+:class:`Symfony\\Component\\Security\\Http\\Util\\TargetPathTrait` utility::
+
+    // ...
+    use Symfony\Component\Security\Http\Util\TargetPathTrait;
+
+    $targetPath = $this->getTargetPath($request->getSession(), $providerKey);
+
+    // equivalent to:
+    // $targetPath = $request->getSession()->get('_security.'.$providerKey.'.target_path');
+
+.. versionadded:: 3.1
+    The ``TargetPathTrait`` was introduced in Symfony 3.1.