Author: Saim Khalid

This post explains how to perform GET requests in Angular using HttpClient. It includes clear headings and code examples only — no icons or extra visuals. The content covers basic usage, typing responses, query parameters, headers, error handling, RxJS operators, cancellation, caching, testing, performance considerations, security, and best practices. Table of contents 1. Introduction GET…

When building modern web applications, data communication between the client and the server is essential. Angular provides a built-in module called HttpClientModule that simplifies HTTP communication with APIs. Whether you are fetching data, posting form information, or interacting with a RESTful backend, the HttpClient service allows you to make requests easily and handle responses efficiently.…

When building modern web applications, communication between the client and the server is essential. In Angular, the HttpClient service provides a powerful and easy-to-use API for interacting with RESTful web services. Whether you need to fetch data, send form submissions, update records, or delete resources, Angular’s HTTP module allows you to handle these operations efficiently…

Angular is one of the most powerful frameworks for building dynamic, single-page web applications. One of the main reasons Angular is so scalable and maintainable is its robust architecture centered around services and dependency injection (DI). These two concepts — services and DI — enable Angular developers to write cleaner, modular, and testable code. They…

Angular services are one of the most powerful and flexible building blocks of any Angular application. They form the backbone of application logic, data handling, and communication between different parts of the app. While components handle what users see and interact with, services handle how data flows, how logic executes, and how features stay reusable.…

Angular services are one of the most powerful features of the framework, allowing developers to share logic, manage state, and organize functionality in a structured way. Typically, services are provided at the root level, making them available throughout the entire application. However, there are cases when each component should have its own independent instance of…

Angular provides a robust dependency injection (DI) system that allows you to manage how and where your services are available. One of the most flexible features of this system is the ability to scope services to specific modules — creating module-level services. This post explores what module-level services are, why they matter, and how to…

One of the most powerful features of Angular is its Dependency Injection (DI) system, which manages how different parts of your application obtain references to services and other dependencies. When we use services in Angular, they are registered with something called a provider. A provider tells Angular how and where to create an instance of…

In Angular, services play a crucial role in organizing and sharing data or logic across multiple components. One of the most powerful concepts in Angular service architecture is the singleton service. A singleton service is instantiated only once and shared across the entire application. This design pattern promotes efficient memory use, simplifies data sharing, and…

One of the key architectural features of Angular is its Dependency Injection (DI) system. It allows developers to write modular, maintainable, and testable code by separating concerns. In Angular, services play a critical role in handling data, business logic, and shared functionality across different components. Components can easily access services through dependency injection. This post…