How to redirect after login in Symfony?
The URL to redirect after the login can be defined using the _target_path parameter of GET and POST requests. Its value must be a relative or absolute URL, not a Symfony route name. Defining the redirect URL via POST using a hidden form field: Twig.
How does Symfony routing work?
Symfony provides a Routing component which allows us, for a HTTP request/URL, to execute a specific function (also known as “Controller”). Note: Controllers must be a callable, for example: an anonymous function: $controller = function (Request $request) { return new Response() }; .
What is Symfony annotation?
As you might know, Symfony2 uses annotations for Doctrine mapping information and validation configuration. Of course, it is entirely optional, and the same can be done with XML, YAML, or even PHP. But using annotations is convenient and allows you to define everything in the same file.
What is routing system?
routing system means any system of one or more routes or routing measures which systems may include traffic separation schemes, two-way routes, recommend- ed tracks, areas to be avoided, inshore traffic zones, roundabouts, precautionary areas and deep water routes. (
What is a Drupal route?
A route is a path which is defined for Drupal to return some sort of content on. For example, the default front page, ‘/node’ is a route.
What are PHP annotations?
PHP annotations are basically metadata which can be included in the source code and also in between classes, functions, properties and methods. They are to be started with the prefix @ wherever they are declared and they indicate something specific.
How do I route an IP address?
Look for a match in the routing table for the destination IP address, figure out what the outgoing interface and optionally, the next hop IP address is. Decrease the TTL (Time to Live) field in the IP header, recalculate the header checksum. Encapsulate the IP packet in a new Ethernet frame.
Why do we use routing?
Routing is the hub around which all of IP connectivity revolves. At the simplest level, routing establishes basic internetwork communications, implements an addressing structure that uniquely identifies each device, and organizes individual devices into a hierarchical network structure.
What is API in Drupal?
The Plugins API is used to extend Drupal and add new functionality, and allow modules to define new plugin types.
How do I create a routing file in Drupal?
The typical steps involved:
- Create a module.
- Add a routing. yml file.
- Define the route path (a. k. a. the path alias).
- Define the page controller (a. k. a. the callback function that’ll be executed when the path is accessed).
- Create the controller and return a render-able array that will be displayed on your page.
What are attributes in PHP?
Attributes are kinds of classes that can be used to add metadata to other classes, functions, class methods, class properties, constants, and parameters. Attributes do nothing during runtime. Attributes have no impact on the code, but available for the reflection API.
What are the main attributes of PHP?
What are Attributes. Attributes are small meta-data elements added for PHP classes, functions, closures, class properties, class methods, constants, and even on anonymous classes. PHP DocBlock comments are probably the most familiar example. These comments are somewhat structured with @param “annotations”.
What does ip route 0.0 0.0 mean?
default route
In IPv4-based routing, 0.0. 0.0 serves as a default route. This means no particular address has been designated in the routing table as the next hop in the packet’s path to its final destination. When the default route is used with a subnet mask of 0.0.
What is ip route command?
The ip-route command manages static routes in the routing table. Issue this command for each static route to add to the routing table. To delete a static route, use the no ip-route command. Issue this command for each static route to delete from the routing table.
What are the 2 types of routers?
Wired and wireless routers
These routers are mostly used in homes and small offices. Wired routers share data over cables and create wired local area networks (LANs), while wireless routers use antennas to share data and create wireless local area networks (WLANs).
What are types of routing?
7 types of routing protocols
- Routing information protocol (RIP)
- Interior gateway protocol (IGRP)
- Enhanced interior gateway routing protocol (EIGRP)
- Open shortest path first (OSPF)
- Exterior Gateway Protocol (EGP)
- Border gateway protocol (BGP)
- Immediate system-to-immediate system (IS-IS)
Is Drupal front end or backend?
Headless Drupal is an approach to building Drupal websites, in which Drupal serves as the backend content repository. The frontend is built in different technologies and communicates with Drupal via an API. In the graph, we can see that Drupal serves as the backend system.
What programming language does Drupal use?
PHP language
1. PHP language. Every Drupal developer needs to know PHP language for a simple reason: Drupal software is written in it. The reason for that is, PHP is a programming language that is flexible and easy to learn, even if you come from a different knowledge background.
What is a pure function PHP?
A pure function is a function that, given the same input, will always return the same output and are side-effect free. // This is a pure function function add($a, $b) { return $a + $b; } Some side-effects are changing the filesystem, interacting with databases, printing to the screen.
Why is PHP special?
Let us look into some of the unique features of PHP: Simple, Familiar and ease of use: Its popularly known for its simplicity, familiarity and easy to learn the language as the syntax is similar to that of ‘C’ or Pascal language. So the language is very logical and well organized general-purpose programming language.
Is 255.255 255.255 IP address valid?
255.255. 255.255 represents the local broadcast address, which is only propagated within the network. This broadcast data cannot cross routers by default. That is, it is a restricted broadcast address.
What is the IP address 0.0 0.1 used for?
0.1 is used in an ARP request for an Alcatel-Lucent line card in which it refers to 0.0. 0.1 as the sender of the request. This could be commonly used in RAPS (Ring Automatic Protection Switching) cards, link aggregation/multi-chassis link aggregation, or other passive hardware.
What does ip route 0.0 0.0 0.0 0.0 mean?
What is IP address types?
There are four types of IP addresses: public, private, static, and dynamic. An IP address allows information to be sent and received by the correct parties, which means it can also be used to track down a user’s physical location in some instances.
What are the three 3 categories of routers?
Wired router. Wireless router. Core router and edge router.