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How to add and remove select options

To remove an element we use remove() method. The remove() method removes all text, data and events of selected elements. To add an item to select option we use append() method. Syntax of remove() method:- $("#selectBox...

Sharing Data Between Controllers using Services

Services are the Javascript functions (stateless object) that are responsible to do some specific tasks. We can use service to share some data or functions throughout the application within a controller or between different controllers. Services ...

Communication between Directives in AngularJS with Example - Part 2

Hello again, In Previous Part 1 of Communication between Directives in AngularJS with Example we learned about Communication between Directives using require and directive controllers, and now in this part, we’ll be going through the oth...

Communication between Directives in AngularJS with Example

Communication between Directives can be done the following ways:-    1.Using require and directive controllers to communicate and share functionality    2.EVENTING -more defined way of communication.    3.using sc...

Understanding ng-repeat special variables in AngularJS

Hello Readers, Hope you are doing good today. Today on My blog, I am going to explain about the ng-repeat special variables in AngularJS. The nag-repeat directive has a set of special variables which can be used while iterating the collecti...

Enabling of Javascript in your browers

To Enable Javascript on yourbrowser'ss you have to follow certain steps. Sometimes users face to load some websites because of Disabling of javascript. It gives some interactive content on modern browsers. Mostly these are the browers wh...

Add & Remove Application in AngularJS

Hello Readers, Hope you are doing good today. The below code example will provide you a demo to create simple cart application using AngularJS. Using this you can Add and Remove item in your application.   Include required libra...

Custom Filters in AngularJS

Hope you are doing good today. Today on My blog, I am going to explain how you can create Custom Filters in AngularJS. Filters are an important part in AngularJS which used to format data First Create an index.html page and put required libra...

Upload multiple image using AngularJS

Hello Readers, Hope you are doing good today. Today in My blog, I am going to explain how you can upload multiple files using AngularJS and PHP. First Create an index.html page and put required library file in  <head></head...

Validation in AngularJS

Hello Readers, Hope you are doing good today. Today on My blog, I am going to explain how you use Form Validation in AngularJS. First, you need to use the AngularJS library in your page. AngularJS provides client-side form validation. Valid...

Tooltip show using jquery

Basically tooltip is a element in which we can display extra information about something i.e When you hover that element with your mouse pointer and that little content will be displayed in small box.That little content box position can be a...

How to Update LableText on click using Javascript

Hello Readers, Hope you are doing good today. Today on My blog, I am going to explain how you can make labels in edit mode and update label text using JavaScript. First, you need to create label which you want to make editable and also crea...

Create PDF from HTML using JSPDF

Hello friends, welcome to findnerd. Today I am going to tell you how to create PDF from HTML using JSPDF.  In this blog I am going to use fromHTML plugin to convert html page into pdf.   Copy and paste the following code into your fi...

Adding image to pdf using jspdf

Adding Image to PDF using JSPDF   Hello friends welcome to findnerd. Today I am going to tell you how to add single or multiple image(s) to pdf using JSPDF.  Write the following javascript to add images to pdf.   Step 1...

AngularJs : Creating multiple ng-app in single page

Creating multiple ng-app in single page   Consider a program with multiple ng-app in html page :-   <!DOCTYPE html> <html> <head> <title>In a page only one ng-app works</title> ...

4 Easy Steps to Setting up Angular2 Application Development Environment

In this tutorial we will learn how to set up develpment environment for Angular 2. TypeScript is a main language for developing applications in Angular. TypeScript is super set for all ECMAScripts and javascript. Setting up the development e...

Show More and Less content using javascript

Whenever we want to hide/show a particular content on our web page, we use show and hide functionality of javascript.  HTML code: <div> <p> This is my Blog </p> <p id="content"> <!-- This i...

Learning about ES6 map object and its methods

Map object in ECMAScript 6 is an ordered list of key/value. Any value either objects or primitive values may be used as either a key or a value.A key 7 is identified as different from “7”. There are more methods mentioned below: 1-...

Show password using jQuery

It shows  the password in plain text and help user to check whether password entered is correct or not. Basically   it Reveals the hidden passwords in the form of characters and numbers and provide convenience for checking your password...

How to loop through array elements using forEach in ES6?

In this blog, we will learn how we can use foreach in the latest ES6 i.e. ECMAScript 2015. In ES6 the new syntax that we will use to iterate over the elements of array is “for-of”. Hence here we will learn how we can iterate through t...

Using TouchSwipe plugin in jQuery

If you want to swipe on touch devices like iPad, iPhone, Android device etc there is a jQuery plugin that can be used for this purpose. It can read any single or multiple finger swipes on touch device and mouse 'drags' on the desktop brow...

Get started with a simple TypeScript application

Typescript is Microsoft’s extension of Javascript. It provides type checking abilities and also has features of object oriented programming. TypeScript is used in both Angular2 and Ionic2. TypeScript has similar syntax and semantics that a...

Difference between Angular 1.x and Angular 2.0

Angular 2 is different from Angular 1 as it is written completely in Typescript and includes the ES6 specification. As it is not updated version of Angular 1.x so it is rewritten and has many changes. Component based Programming: Angular2 is ...

Ionic - Javascript Action Sheet

Ionic provides a service named Action Sheet. It will add slide up pane on the bottom of the screen that contains different options. Using Action Sheet: If you want to use ionic sheet into your application, then in your controller you have t...

Understanding Modules in Angular2

A module is component in angular that can export classes, function and values. It can work as a library for some other module. angular2 library is primary library that is a module and will be imported by some other component. This is the code...

Using Ionic - Javascript Events

In this article, you will learn about the javascript ionic events. These events are useful when you want to interact your web application pages with user. These are ionic events: on-hold : It is called when user touches screen for more tha...

Angularjs routeParams with Example

$routeParams is a service of angularjs that can be used to get the current set of route parameters i.e. URL parameters. ngRoute module is used to work on it. The route parameters consist of  $location’s search() and path(). The path p...

How to use switches in AngularJS

The md-switch which is a Angular directive can be used to show a switch in your angular application. These are the attributes: * ng-model -  bind data. name - It is the name of property in the form under which the control is publi...

Understanding Filters in AngularJS

Filters are used to do some changes in the data. It can be used by adding pipe character. These are the types of filters in angular: uppercase: It converts any text to upper case. lowercase: It converts any text to lower case. curren...

How to use jQuery Lazy Load Plugin

In this article you will learn about lazy loading plug-in from jQuery. It first loads your web page then request is sent to load the images of that page. By using Lazy load plug-in you can decrease time for loading the page and also it can incre...

Understanding Custom Directives in AngularJS

AngularJs Directives are used on a DOM element like any attribute, name of the element, some css class or any comment. It tells AngularJS’s html compiler to attach any directive to DOM element. all data bind attributes with ng- are in-built...

Toggle method in jQuery

Today we are going to learn toggle method in jQuery with example. Toggle method() is used to hide and show the particular selected element. Syntax of toggle method() is:- $(selector).toggle(speed,easing,callback) ...

webui-popover plugin in jQuery

It is a plugin with jQuery which can be used to show popover . It can work with bootstrap but it can be used without bootstrap. It requires jquery1.7+ It supports browsers IE8+, Chrome, Safari, firefox, Opera. These are the features of this p...

jQuery CDN

CDN is Content Delivery Network which is fundamentally an extensive conveyed arrangement of servers which sent in various server centers over the web. It helps in reducing load time of a page by offering documents at a higher data trans...

Scroll Fixed Header in jQuery

In this article, you will learn how to fix the header all the time while scrolling your website page. There are different jQuery plugin available for this purpose but we will use a simple jQuery based solution to make a header fixed on the top of...

Adding Form Elements dynamically in Javascript

You can use JavaScript to add elements like textbox, button, radio button in a html form. createElement() method is used to create html elements at runtime. Here is the example: HTML: <form> <h2>Dynamically add element in fo...

DataTables: Table plug-in for jQuery

DataTables is a jQuery plug-in designed for creating flexible HTML tables. It has following features: * It provides Instant search, Pagination and multi-column ordering * It has Supports for any data source like DOM, Javascript, Ajax and s...

Best IDE for Angular 2

In this article, we will go through the different code editors and IDE’s which are useful in angular2.   Visual Studio code:  Visual Studio code is developed by Microsoft and it is relatively new, microsoft has developed the...

How To Use JavaScript To Copy Text From One Field To Another

When you create a web form for web page of any website, users need to fill the details in the fields like name, address, phone number etc. sometimes when filling the details there may be some fields which you need to fill twice. Instead of having...

Closures in Javascript

Closures are one of the fundamental concepts of javascript. Closure are the functions that refer to free or independent variables. We can define free variable as the variables which are not declared locally and also not passed to the function as ...

scrollTop() method in jQuery

scrollTop() method: It is used to get the vertical scrollbar position for the selected html elements and once we get the scrollbar position we can use it in our jquery. Syntax: $(selector).scrollTop() // returns vertical scrollbar pos...

How to add class (active) on specific “li” on user click with jQuery

Mostly every website contains a navigation menu so it's constantly great to make it so the guests or client on the website knows on which page or part of the website he is on. This can be proficient by including a "dynamic class" or...

The Architecture of an Angular 2 Application

In this post, we will understand the architecture of Angular 2 framework.  These are the modules that Angular 2 architecture contains:  Module Component Template Metadata Data Binding Service Directive Dependency ...

Creating a Sidebar-Menu Using JQuery Plugin

Hello readers, Today in my blog I have tried to create sidebar-menu using JQuery Plugin.   As I am a beginner in this technology, while working over the dashborad admin template I faced various complications so to resolve them I came a...

Appending and Removing Div using jQuery

Append and Remove Method: We can use append method to add a div using jQuery and using remove method we can easily delete added div. Append Syntax: $(selector).append(content,function(index,html)) Remove Syntax: $(selector).rem...

md-list in angular material

<md-list> is the most important directive in angular material to represent the list of items. Multiple items 1 to n can be displayed by using this directive. User don't need to write frontend or html multiple times to display ...

Infinite scrolling with IntersectionObserver API

JavaScript is the programming language of HTML and the Web.It plays a very important role in web. Its client side scripting language.JavaScript is also defined as a lightweight, interpreted programming language. It is complimentary to and integr...

Displaying div on radio check using jQuery

Hiding/Showing div on checking radio: We can easily hide or display a div by checking the radiobox options using jQuery. We can do this by checking radio options attribute and according to attribute we can hide or show a div. Example: ...

Implementing CanvasJs chart Plugin.

Today in this blog, we will learn how to implement chart on our web page using CanvasJs plugin. This CanvasJs plugin supports many different types of charts like line, column, bar, stacked, pie, doughnut ... etc. Some of the built-in features tha...

What is Vue.js and Why Use it

Vue.js is a library of javascript that can be used to build any web application. It has MVVM(Model-View-ViewModel) architecture. It is easy to learn and also more flexible. Here you will see how you can use this js in your application. Adding...
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