Latest on Angular inDepth

Undoubtedly, it’s a wide array of operators that makes the RxJS library extremely powerful utility in a developer’s tool belt. In this blog post, I will introduce you to the concept of custom RxJS operators and present exemplary implementations.

A headless component is one that provides behavior to its children, and allows the children to decide the actual UI to render while incorporating the behavior provided by the parent. In this article, we explore an example of a headless component, and the problems they help us solve.

Learn how to build extensible applications with Angular and reuse your code and abilities to build apps for any deployment target - web, mobile web, iOS, Android, macOS, Windows and Linux.

Explanation in detail about how map and pluck work, and then figuring out main difference between two operators

In my previous two articles we have discussed how to change our components which solve problems in imperative ways to do that in functional, reactive, RxJS way, and we of course had a lot of fun doing that.

In software engineering, making things work the first time is always easy. But, what if you want to add new functionalities to an existing code? Making iterations on an existing basis can be difficult to do without introducing bugs. This is where SOLID principles come into play.

Just before new year we announced our new Angular UI kit library Taiga UI. If you go through Getting started steps, you will see that you need to wrap your app with the tui-root component. Let's see what it does and explore what portals are and how and why we use them.

We are happy to announce that we published our big Angular component library into open source! In this article I want to write about concepts and practices that we build our library with

Imagine we need to create reusable context help component that can be easily added as an attribute to any DOM element.

In this tutorial, I will explain how to manage your component’s state with @ngrx/component-store. You will do it in a more organised way and minimise bugs and UI inconsistencies.

Angular uses TypeScript because TypeScript provides us with the tooling to create more robust applications. I'm talking about tools for type safety. But tons of developers aren't using the provided tools. They just create applications as they did 10 years ago using JavaScript.

We explore how a small adjustment can guarantee Good Action Hygiene, lead to extensible reducers and lower the high code-cost of NgRx.

Follow me in this play-by-play guide and let's integrate Jest within your Angular project!

In this article we demonstrate how to use ngTemplateOutlet, along with ngTemplateOutletContext, to make a component completely customisable.

We can use action and data streams declaratively to react to user actions. Leveraging the power of RxJs operators we can transform our data and allow our template to subscribe to the Observable using the Async pipe.

In this article, we will learn how to create a directive in Angular that will allow us to freely drag any element, without using any 3rd party libraries.

Rendering Components with component selector name along with lazy module loading. The approach that works with Angular Ivy & AOT compilation.

Learn Gitlab to build a CI/CD pipeline for Angular apps and libraries. This first article introduces Gitlab pipelines. At the end, you'll get a pipeline fetching project dependencies and running build and tests. It comes with many optimizations and reports integration in merge requests.

Angular 11 is released, and it was focused on improving the type safety of APIs and fixing the issues. Let's go through the changes introduced in this version.

The journey from SASS based theming to CSS3 variables for Angular app and its libraries.

Visual regression testing is a robust technic that improves our suite of tests, by literarily taking a screenshot of an element, component, or page in a determined state and then use it to compare the latest state of that element.

Here I will walk you through a step-by-step guide on how to lazy load the common styles specific to a feature module.

Ever since mobile devices became capable of accessing the web, it became obvious that not all web pages are usable on a small screen. Today most websites implement responsive design, but often at a cost of extra DOM. This post will show you how to solve that last step in Angular.

In Angular apps, the immutability term is mostly mentioned when you deal with the OnPush change detection strategy. Mutable update patterns may not only prevent you from taking advantage of narrowing a components tree subjected to the change detection, but it also leads to hard to spot bugs/gotchas.

Exploring some handy features provided by Angular Router

Angular CLI v8.0.0 brought us a stable CLI Builders API, which allows you to customize, replace, or even create new CLI commands. Maybe make your own? Challenge Accepted!

The second (and final) part of the step-by-step tutorial on how to implement your own structural directive for binding an Observable to the Angular view.

Part one of the step-by-step tutorial on how to implement your own structural directive for binding an Observable to the Angular view.

A quick guide to using SCSS in an Angular application that was scaffolded to use the default stylesheet format.

The main idea behind the Angular push pipe is a new way of handling change detection locally instead of the global handling used in async pipe by Angular natively. It is implemented in a way we can get zone-less performance in zone-full applications.

Angular is declarative in nature. Learn how to make your code adhere to this approach by eliminating internal manually managed states & optimize performance

In this article, I am going to start with very basic Angular schematic implementation and slowly build the code for this complete angular-tailwindcss-schematics project. At each milestone, I will share the git commit link to check the code and files at that stage and also explaining the step.

The RouterScroller entity is a very interesting part of the Angular Router. In this post, we're going to have a look at how it works, what makes its features possible and how it can be configured, depending on the developer's needs.

We will explore to use charts in angular with high level of customizations using ng2-charts.

Angular CLI schematics offer us a way to add, scaffold and update app-related files and modules. In this article I will guide you through some common but currently undocumented helper functions you can use to achieve your goal.

Schematics are a great tool to standarize patterns, enforce best practices, and make sure repositories across large organizations, by automating certain implementations. We have extensively discussed this in previous posts, but now we will demonstrate this in practice.

Often when we are using JavaScript techniques inside Angular, we almost forget about the framework’s features. Let's utilize them.

In this series of posts we will acquire the necessary knowledge to write a first schematic, extend them, validate them and publish them to npm with ng-add support!

In the previous posts we read an overview of what schematics are and what they're used for, the important vocabulary to follow the next posts, as well as a quick reference to the most important and useful methods from the Schematics API.

In this second post, we will explore some of the most useful methods of the Schematics API. It definitely offers a lot of functions and utilities, to transform our Angular workspace.

This is the third article of Custom Theme for Angular Material Components Series. In the first and second, we understood how Angular Material’s and its components' themes work.

We explore how to test route guards in isolation by stubbing services and passing fake routing data structures. Then we use the RouterTestingModule to test route guards in practice with route configurations.

Hello devs and testers, in this article, I'll show you how we can write automated end-to-end tests on an angular project which is Todo App on cypress. We will have some scenarios for doing our e2e tests and we will be covering it one by one.

Easily integrate Firebase with NGXS to keep all your data synced in the store

Want to build your Angular app once and deploy anywhere? Learn why compile-time configuration isn't enough and how we can load configuration at run-time.