Software architect. Web Development, build apps with Angular, TypeScript, JavaScript, and NestJS
Reading Time: 6 minutes Introduction Many companies and developers use Angular to build Enterprise applications, which are so large that they must manage a lot of data. To maintain the applications in scale, developers tend to use state management libraries or the Angular Signal API to manage states. In this blog post, I want to use the NgRx Signal … Read more
Reading Time: 6 minutes Introduction Many companies and developers use Angular to build Enterprise applications, which are so large that they must manage a lot of data. To maintain the applications in scale, developers tend to use state management libraries or the Angular Signal API to manage states. In this blog post, I want to use the TanStack Store … Read more
Reading Time: 6 minutes Introduction In this blog post, I would like to show a new feature in Angular 17.3.0-rc.0 that calls the output function. With the new output function, a child component can emit data to the parent without a decorator. Moreover, the return type of the new output function is OutputEmitterRef that can convert to an Observable … Read more
Reading Time: 5 minutes Introduction In this blog post, I would like to show a new feature in Angular 17.2 that calls model inputs. Model input is a Signal API for 2-way binding between parent and child components. 2-way binding is always available and the official Angular documentation provides the following sizer example: With model inputs, I can bind … Read more
Reading Time: 5 minutes Introduction In this blog post, I would like to show a new feature in Angular 17.2 that is called signal queries. This new feature allows Angular engineers to use viewChild, viewChildren, contentChild, and contentChildren to obtain the value as a signal. In my demos, I would like to apply these signal queries on a template-driven … Read more
Reading Time: 5 minutes Introduction In this blog post, I would like to discuss how signal and HttpClient can retrieve data in Angular. In my observation, I found 5 data retrieval patterns and each one has its pros and cons. When the post analyzes data retrieval in Angular, I hope the readers can choose their preferred choice and apply … Read more
Reading Time: 7 minutes Introduction In this blog post, I would like to show a new feature of Angular 17.1.0 that is called Signal input. New signal input is important in Angular because it can do things that previous version cannot. For example, signal input facilitates construction of computed signals. Signal input also allows API to use it as … Read more
Reading Time: 8 minutes Introduction In this blog post, I would like to deep dive into Angular and Tanstack query by calling a Store API to build a store demo. Tanstack query for Angular is a library for fetching, caching, sychronizing, and updating server data. ngneat/query is an Angular Tanstack query adaptor that supports Signals and Observable, fetching, caching, … Read more
Reading Time: 5 minutes Introduction In this blog post, I want to describe how to perform UI customization using ViewContainerRef and Angular signals. Originally, I have a PokemonTabComponent that renders dynamic components using ViewContainerRef and the components are assigned a pokemon input. After rewrite, I refactor these components to inject Pokemon service in order to access the pokemon signal. … Read more
Reading Time: 4 minutes Introduction In this blog post, I want to describe how to do UI customization using ngComponentOutlet and Angular signals. Originally, I had a PokemonTabComponent that renders dynamic components using ngComponentOutlet and RxJS. I refactored the component to use signals and the code is surprisingly short, easy to understand and maintain. Moreover, I apply “signals in … Read more