How do I encode and decode a string with base64 in Angular using typescript?
You can encode the string to ASCII and decode it back to the string in Angular using Typescript. Let’s find out how to perform the encoding and decoding of t...
Angular
What is observables in Angular?
We will first understand the RxJS library before going to the observables in Angular.
ERROR in ./src/\(_lazy_route_resource lazy namespace object Module not found. Cant resolve .module.ngfactory.js in\)_lazy_route_resource
Are you facing the below error? I’ve tried various solutions from different forums and no solution worked for me. Finally, I tried deleting the node modules,...
What is Promise.all() in Typescript?
The Promise.all() function accepts a collection of promises as input and returns an array of results when all of the provided Promises resolve, or rejected w...
How do I detect a browser or tab closing using router deactivate in Angular?
There is no built-in way to detect when the browser or tab is closed in Angular, but you can use the window object’s ‘beforeunload’ event to trigger an event...
How do I detect a browser or tab closing using hostlistener in Angular?
There is no built-in way to detect when the browser or tab is closed in Angular, but you can use the window object’s ‘beforeunload’ event to trigger an event...
How to merge two arrays in angular and typescript?
We will see how to merge one or more arrays using TypeScript. The concat() method returns a new array by concatenating two or more arrays, while the spread o...
Error: Uncaught (in promise): TypeError: Cannot read property ‘push’ of undefined TypeError: Cannot read property ‘push’ of undefined
Cannot read property ‘push’ of undefined? let fareConfigList: FareConfig[]; Solution: Initialize the array with ‘[]’ let fareConfigList: FareConfig[] = [];
npm is not recognized as internal or external command, operable program or batch file
Add the Nodejs path in your environment variables.
Angular 9 - Now Available. Features and How to update to Angular version 9?
This release switches you to the new Ivy compiler and run time by default. This is one of the biggest updates to Angular in the past 3 years. It’s recommende...
Angular & Typescript - How to get unique items or remove duplicates from array?
In Typescript, there is no built-in function to retrieve the unique items from Array. The below code is a custom function that uses contains (in typescript i...