How to use track by with ng-repeat?
In AngularJS, ng-repeat is used to loop over a list and display items dynamically. However, by default, AngularJS tracks items by their index, which can lead to performance issues, especially….
Tag: ng-repeat
One-time binding (::) to improve performance
In AngularJS, two-way data binding continuously monitors model variables for changes. This can lead to performance issues when dealing with large datasets or complex applications. To optimize performance, AngularJS provides….
Using track by in ng-repeat for better list rendering
When using ng-repeat to iterate over a list, AngularJS tracks each item by its index by default. However, this can lead to poor performance, especially when dealing with large lists…..
Avoiding excessive watchers in AngularJS
In AngularJS, excessive watchers can slow down an application due to frequent digest cycles. Each watcher adds a performance cost because AngularJS continuously checks for changes in watched variables. This….
How to reduce digest cycle execution?
The digest cycle in AngularJS is responsible for updating the UI when data changes. However, frequent or unnecessary digest cycles can lead to performance issues, especially in large applications. Reducing….
Best practices for debugging AngularJS applications
Debugging AngularJS applications can be challenging due to its two-way data binding, digest cycle, and dynamic nature. By using proper debugging techniques, you can efficiently identify and resolve issues in….
Common AngularJS runtime errors and how to fix them
AngularJS is a powerful framework, but developers often encounter runtime errors due to incorrect syntax, scope issues, dependency injection problems, or other misconfigurations. Below are some of the most common….
limitTo filter – Limiting displayed data
The limitTo filter in AngularJS is used to restrict the number of items displayed in an array or to limit the number of characters in a string. This is particularly….
filter filter – Searching inside arrays
The filter filter in AngularJS is used to search and filter elements inside an array based on specified criteria. It is commonly used to dynamically filter lists or tables in….
Understanding $scope inheritance in nested controllers
In AngularJS, $scope follows a hierarchical structure, meaning child controllers inherit properties and methods from their parent controllers. This mechanism allows data sharing but can also lead to unexpected behavior….