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Routing Module in Angular In Angular, a Routing Module is a special module that handles the configuration and management of routes within an application. It defines the routes (paths) for the various components to navigate between views or components. You can define application routing logic separately from the rest of the application, which will react to the user interaction. Important Points […]
Shared Module in Angular In Angular, the Shared Module is a custom module designed or created by the developer based on the requirements of the application. The Shared module allows developers to access its components, directives, pipes, etc., throughout the application. A Module itself is not a shared module until it is properly exported and imported into other modules where its components […]
Feature Module in Angular In Angular, a feature module is a “custom module” created by “developers” once the application is built or initiated. This module helps partition the application into focused areas for better organization. It shares a common features or functionalities across the application. You can create different feature modules for various functionalities. For example, an authentication module […]
Angular Root Module In Angular, the root module is named AppModule, which is the entry point of the angular application. It is a class defined with decorator @NgModule, which provides metadata (data about data) to configure the module. In addition, the AppModule is a place or container where we group all the other modules, components, directives, pipes, services, etc. Note: In the latest Angular version, applications are standalone by […]
Angular modules are core concepts in Angular application, which help to organize the application structure by grouping the related components, services, etc. In this chapter, we will learn about the angular module, its importance in the application, how to create a module, and how to use it in our application in detail. What are Angular Modules? In Angular, a module refers […]
What are CRUD Operations? CRUD is an acronym (a shortened name) that stands for Create, Read, Update, and Delete. These are the four basic operations performed on data in most databases and web applications such as Employee Management System, LMS, etc. Each operation has its own functionality as follows: Now that we have a basic understanding of CRUD operations. Let’s learn about […]
HTTP JSONP Method The JSONP is a special technique (of feature) used to bypass the cross-domain (CORS) policies enforced by web browsers. Generally, browsers only support AJAX calls within the same domain. To make AJAX calls to another domain, CORS policies need to be enabled on both the server and the client (browser). Instead of enabling the CORS policy, the […]
The HTTP DELETE The HTTP standard verb DELETE can be used in the HTTP protocol to request the deletion of a specific resource (data) on the server. The purpose of the DELETE method is to ask the server to remove a particular piece of data. In Angular, the HttpClient service class provides a delete() method to delete data on the server. Let’s learn […]
The HTTP PUT The HTTP standard verb PUT can be used in the HTTP protocol to request the creation or update of a resource (data) on the server. The purpose of the PUT method is to send data to the server to create or update the resource based on the provided data. The server processes the data and either “creates or […]
The HTTP POST The HTTP standard verb POST can be used in the HTTP protocol to add (create) a new resource (data) on the server. The purpose of the POST method is to request the creation of new data (records) on the server. In Angular, theHttpClientservice class provides aPOST()method to add (create) new data on the server using the HTTP POST […]