Angular | Freaky Jolly

Angular 7/8 | HTTP Global Spinner Loader using ng-http-loader Tutorial by Example

In this tutorial, we will implement a global Spinner Loader in the Angular project by using a third-party package. The Spinner loader is shown whenever there is a pending HTTP call using Interceptors. This spinner loader comes with many configuration settings to customize its look and feel in your project.

Angular interceptors were introduced after version 4.3, which are used to handle HTTP calls behavior to the next level. This Loader Spinner also creates an interceptor to show or hide spinner loader automatically, but we can also control it to show/ hide manually for specific situations. Continue reading Angular 7/8 | HTTP Global Spinner Loader using ng-http-loader Tutorial by Example

Angular 7/8 | How to Cancel HTTP Calls on Router Change

Angular Interceptors play an important role to control and manipulate HTTP calls behavior which we do to get remote data from the server.

In this tutorial, we will get to know how to cancel unnecessary HTTP get, post or any request to server after a user route to another component in an application using Angular Interceptor services. Continue reading Angular 7/8 | How to Cancel HTTP Calls on Router Change

Angular 7/8 | Image Uploader with Cropper and Preview Tutorial with Example

In this tutorial, we will implement Image selection functionality with a crop window for a user to crop any area on the browsed image and also preview the selected section of the image.

The cropper image section is converted into base64 encoded string which can be easily uploaded to the server and saved as a real image into JPG or PNG formats. Continue reading Angular 7/8 | Image Uploader with Cropper and Preview Tutorial with Example

Angular 8/7 | Radio Value Selection and Getting Updated Object in *ngFor Listing Example

In Angular, listing radio form controls and setting their behavior becomes tricky sometimes. There is a number of things a developer wants to do with a list of radio controls which are usually populated dynamically using an Object with JSON from the server-side.

Listing of items in Angular is done using *ngFor directive which is used to iterate over the values in an array or object.

Here we will discuss Radio control listing using a dynamic set of data in JSON format with a demo of the User Access Management page with a very simple explanation. Continue reading Angular 8/7 | Radio Value Selection and Getting Updated Object in *ngFor Listing Example

Resolved! Can’t bind to ‘ngForOf’ since it isn’t a known property of ‘div’

In Angular views for displaying object values in a list, we use *ngFor directive to iterate values. This directive takes out each row in the object and creates repetitive blocks of an element which is having NgFor. Continue reading Resolved! Can’t bind to ‘ngForOf’ since it isn’t a known property of ‘div’

Angular 8/7 Bootstrap | Tabset Tutorial with Options by Example

In this tutorial, we will implement The Tabset UI component in Angular application using the ng-bootstrap package.

The ng-bootstrap package provides a number of UI components that are compatible with the latest versions of Angular. Bootstrap components are getting used for a long time by developers to add multi-device and screen support. So using ng-bootstrap components not only fasten the development process but also adds up responsive behavior to these components by default.

Let’s get started with Bootstrap Tabset component implementation. We will create a new Angular 8 application using the ng CLI tool the install ng-bootstrap package.

Continue reading Angular 8/7 Bootstrap | Tabset Tutorial with Options by Example

Angular 8/7 Form Validation with Bootstrap using Template driven Validation

In this tutorial, we will discuss how to implement simple form validation in Angular 8 application using Template-driven validation method.

For form validation tutorial we will use Bootstrap UI library to ease our task. In this form example, we will have Input field, Select box with single and multiple selections, Textarea and a checkbox. Continue reading Angular 8/7 Form Validation with Bootstrap using Template driven Validation

Angular 8/7 NgSelect with Single/ Multiple Selection and Search Filter

In this tutorial, we will discuss an awesome Dropdown select UI component which is loaded with many useful features which makes it a great choice for Angular project.

Showing listings of data for user selection is generally shown to the user in Select drop-down HTML control. Which is a traditional and nice way to show a limited set of data for selection. Continue reading Angular 8/7 NgSelect with Single/ Multiple Selection and Search Filter

Angular 8/7 Material Inline MatCalender/ Datepicker Tutorial by Example

We have already discussed how to use Material UI framework in Angular project and how to use Datepicker component in a view.

But sometimes we may need to show Datepicker inline in a view so that it will be always visible to the user for selections.

In this tutorial, we will go through steps to demonstrate how to use Calendar inline in component with available options like:

Set Max Date
Set Min Date
Filter some of the dates; Disable Sundays and Saturdays in Inline MatCalender
Start At property
Event trigger control on date selected.

Continue reading Angular 8/7 Material Inline MatCalender/ Datepicker Tutorial by Example

Angular 8/7 + ng-bootstrap | Accordion Tutorial by Example

In this tutorial, we will discuss how to add Bootstrap Accordion in Angular Project using ng-bootstrap package with multiple option properties.

We will create a new Angular project then install the ng-bootstrap package to use its UI components like Accordion. Continue reading Angular 8/7 + ng-bootstrap | Accordion Tutorial by Example