Avoiding $scope pollution in controllers
In AngularJS, $scope acts as a bridge between the controller and the view. However, excessive use of $scope can lead to pollution, making the application harder to maintain and debug…..
Category: AngularJS
Best practices for AngularJS Controllers
AngularJS controllers play a crucial role in managing application logic, handling user interactions, and linking the view (HTML) with the model (data). Following best practices ensures maintainability, scalability, and better….
How to use $scope.$on and $scope.$broadcast
AngularJS provides a built-in event-handling system that allows different components (controllers, directives, services, etc.) to communicate with each other using events. The two main methods used for event communication within….
Using $scope.$digest() in AngularJS
AngularJS maintains synchronization between the model (data) and the view (UI) through its digest cycle. The digest cycle is responsible for detecting changes in scope variables and updating the view….
Using $scope.$apply() for manual updates
AngularJS has a built-in digest cycle that automatically detects changes in the application and updates the DOM (View). However, in some cases, especially when dealing with asynchronous operations, third-party libraries,….
Using $scope.$watch() for observing changes
AngularJS provides the $scope.$watch() function to observe changes in scope variables and execute a callback whenever the watched value changes. This is useful for reactive programming where you want to….
Nesting controllers and scope inheritance
In AngularJS, controllers can be nested within each other, creating a hierarchical scope structure. This is useful when organizing applications into reusable components. However, understanding scope inheritance is crucial to….
Sharing data between controllers
In AngularJS, data sharing between controllers is essential when developing large-scale applications. There are multiple ways to achieve this, each with its own use case and benefits. 1. Using a….
The $scope object in controllers
The $scope object in AngularJS is a special JavaScript object that binds data between the controller and the view (HTML template). It serves as the model in the MVC (Model-View-Controller)….
Defining Controllers in AngularJS (controller)
In AngularJS, a controller is a JavaScript function that manages application data and business logic. It acts as a bridge between the view (HTML) and model (data) by handling user….