Most viewed questions in Angular

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3 answers

How to load external scripts dynamically in Angular?

Hello kartik, You can use following technique to ...READ MORE

Apr 22, 2020 in Angular by Niroj
• 82,720 points
30,802 views
0 votes
2 answers
0 votes
2 answers

How to detect a route change in Angular?

Hii Kartik For Angular 7 someone should write like: this.router.events.subscribe((event: Event) ...READ MORE

Apr 22, 2020 in Angular by Niroj
• 82,720 points
13,948 views
+2 votes
1 answer

An unhandled exception occurred: Job name “..getProjectMetadata” does not exist?

Hello @kartik, I had this error after npm audit found ...READ MORE

Apr 22, 2020 in Angular by Niroj
• 82,720 points
12,092 views
0 votes
1 answer

How do you import a javascript package from a cdn/script tag in React?

Hello, Go to the index.html file and import ...READ MORE

Jun 4, 2020 in Angular by Niroj
• 82,720 points
9,427 views
0 votes
1 answer

How can we reload a page after requesting the same get parameter using AngularJS?

hey kartik, The reason for this is that ...READ MORE

Feb 10, 2020 in Angular by Niroj
• 82,720 points
8,778 views
0 votes
1 answer

Error: Cannot find module 'webpack/lib/node/NodeTemplatePlugin'

Hii kartik, Removing the node_modules and the package-lock.json ...READ MORE

Apr 22, 2020 in Angular by Niroj
• 82,720 points
7,537 views
0 votes
1 answer

How to update nested state properties in React

Hello @kartik, In order to setState for a nested object ...READ MORE

Jul 22, 2020 in Angular by Niroj
• 82,720 points
5,608 views
0 votes
1 answer

How to pass a string parameter from angular UI to node.js backend?

Hello Kartik, There are three ways to get ...READ MORE

Apr 22, 2020 in Angular by Niroj
• 82,720 points
4,305 views
0 votes
1 answer

How to make FileReader work with Angular?

Hello @kartik, First you have to specify the ...READ MORE

Sep 8, 2020 in Angular by Niroj
• 82,720 points
4,292 views
0 votes
1 answer

Error: EACCES: permission denied, access '/usr/local/lib/node_modules' react

Hello @kartik, Change your file permissions like this First ...READ MORE

Jul 22, 2020 in Angular by Niroj
• 82,720 points
4,220 views
0 votes
1 answer

How to check empty object in angular template using *ngIf?

Hello @kartik, Use this: <div class="comeBack_up" *ngIf="(previous_info | json) ...READ MORE

Sep 8, 2020 in Angular by Niroj
• 82,720 points
4,095 views
0 votes
1 answer

How do I conditionally add attributes to React components?

Hello @kartik, For certain attributes, React is intelligent ...READ MORE

Jul 22, 2020 in Angular by Niroj
• 82,720 points
3,825 views
0 votes
1 answer

How do I include a JavaScript script file in Angular and call a function from that script?

Hello @kartik, Refer the scripts inside the angular-cli.json (angular.json when using ...READ MORE

Sep 8, 2020 in Angular by Niroj
• 82,720 points
3,670 views
0 votes
1 answer

Error:getting “ENOTEMPTY: directory not empty, rmdir …” error on installing express in angular CLI app.

Hello Kartik, Use this command : npm install ...READ MORE

Apr 22, 2020 in Angular by Niroj
• 82,720 points
3,043 views
0 votes
1 answer

How to allow access outside localhost?

Hello kartik, You can use the following command ...READ MORE

Apr 22, 2020 in Angular by Niroj
• 82,720 points
2,979 views
0 votes
1 answer

How to specify a port to run a create-react-app based project?

Hello @kartik, You could use cross-env to set the port, ...READ MORE

Jul 22, 2020 in Angular by Niroj
• 82,720 points
2,446 views
0 votes
1 answer

Error while installing angular/cli using npm

Hello @kartik, First of all, all the things ...READ MORE

Apr 22, 2020 in Angular by Niroj
• 82,720 points
2,339 views
0 votes
1 answer

Error:setState doesn't update the state immediately

Hello @kartik, The method setState() takes a callback. And ...READ MORE

Jun 4, 2020 in Angular by Niroj
• 82,720 points
2,134 views
0 votes
1 answer

How to set session timeout in web.config?

Hello @kartik, If you want to set the ...READ MORE

Jul 23, 2020 in Angular by Niroj
• 82,720 points
2,120 views
0 votes
1 answer

How to do a Jquery Callback after form submit?

Hello @kartik, Just do like this - $("#myform").bind('ajax:complete', function() ...READ MORE

Jul 23, 2020 in Angular by Niroj
• 82,720 points
2,099 views
0 votes
1 answer

How to get current value of RxJS Subject or Observable?

Hello @kartik, A Subject or Observable doesn't have a current value. When ...READ MORE

Sep 8, 2020 in Angular by Niroj
• 82,720 points
2,070 views
0 votes
1 answer

How to disable postback on an asp Button?

Hello @kartik, Use: YourButton.Attributes.Add("onclick", "return false"); or <asp:button runat="server" ... OnClientClick="return ...READ MORE

Jul 23, 2020 in Angular by Niroj
• 82,720 points
1,999 views
0 votes
1 answer

How to Stop observable.timer in Angular?

Hello @kartik, There're are basically two ways: call unsubscribe() on the ...READ MORE

Sep 8, 2020 in Angular by Niroj
• 82,720 points
1,990 views
0 votes
1 answer

How can we redirect to another page from existing page on clicking alert?

hii, It is really simple to redirect from ...READ MORE

Feb 6, 2020 in Angular by Niroj
• 82,720 points
1,767 views
0 votes
1 answer

How can we display message when we click some element(button) that server is loading?

hey kartik,  As $route is used for deep-linking URLs ...READ MORE

Feb 11, 2020 in Angular by Niroj
• 82,720 points
1,735 views
0 votes
1 answer

How to increase request timeout in IIS?

Hello @kartik, To Increase request time out add ...READ MORE

Jul 23, 2020 in Angular by Niroj
• 82,720 points
1,638 views
0 votes
1 answer

Error: Cannot read property 'setState' of undefined

Hello @kartik, This is due to this.delta not being bound ...READ MORE

Jul 22, 2020 in Angular by Niroj
• 82,720 points
1,570 views
0 votes
1 answer

Error: Invariant Violation: Element type is invalid: expected a string (for built-in components) or a class/function but got: object

Hello @kartik, You need export default or require(path).default var ...READ MORE

Jul 22, 2020 in Angular by Niroj
• 82,720 points
1,441 views
0 votes
1 answer

How to synchronise Angular http get?

Hello @kartik,  the only way around this: wrap ...READ MORE

Sep 8, 2020 in Angular by Niroj
• 82,720 points
1,427 views
0 votes
1 answer

How to pass props to {this.props.children}?

Hello @kartik,  Try using this: <div> ...READ MORE

Jul 22, 2020 in Angular by Niroj
• 82,720 points
1,393 views
0 votes
1 answer

How to add “active” class to Html.ActionLink in ASP.NET MVC?

Hello @kartik, The way you handle your UI ...READ MORE

Jul 23, 2020 in Angular by Niroj
• 82,720 points
1,298 views
0 votes
1 answer

Error:Parse Error: Adjacent JSX elements must be wrapped in an enclosing tag

Hello @kartik, It is happening because any where ...READ MORE

Jun 4, 2020 in Angular by Niroj
• 82,720 points
1,260 views
0 votes
1 answer

How do I detect a click outside an element?

Hello @kartik, Attach a click event to the ...READ MORE

Sep 10, 2020 in Angular by Niroj
• 82,720 points
1,209 views
0 votes
1 answer

Explain what is Angular Expression? Explain what is key difference between angular expressions and JavaScript expressions?

Like JavaScript,  Angular expressions are code snippets ...READ MORE

Feb 10, 2020 in Angular by Niroj
• 82,720 points
892 views
0 votes
1 answer

Error:Cannot read property 'remove' of undefined at BrowserDomAdapter.removeClass

Hello @kartik, There are several ways to add ...READ MORE

Sep 8, 2020 in Angular by Niroj
• 82,720 points
840 views
0 votes
1 answer

What is $routeParams used for in Angularjs?

Angularjs routeParams is a service that allows ...READ MORE

Feb 7, 2020 in Angular by Niroj
• 82,720 points
823 views
0 votes
1 answer

Error:XMLHttpRequest GET not working in React.js

Hello @kartik, You should populate data with AJAX ...READ MORE

Jun 4, 2020 in Angular by Niroj
• 82,720 points
797 views
0 votes
1 answer

How do you bind an Enum to a DropDownList control in ASP.NET?

Hello @kartik, I probably wouldn't bind the data as it's ...READ MORE

Jul 23, 2020 in Angular by Niroj
• 82,720 points
793 views
0 votes
1 answer

What is $stateProvider in AngularJs?

Routing is just another way of fixing some content ...READ MORE

Feb 11, 2020 in Angular by Niroj
• 82,720 points
771 views
0 votes
1 answer

How can we redirect to an existing route using ngRoute?

Routing is just another way of fixing some content ...READ MORE

Feb 6, 2020 in Angular by Niroj
• 82,720 points
770 views
0 votes
1 answer

What is $parse in Angularjs

Before we jump into the topic you ...READ MORE

Feb 4, 2020 in Angular by Niroj
• 82,720 points
721 views
0 votes
1 answer

How to create a URL in the controller .NET MVC?

Hello @kartik, If you just want to get ...READ MORE

Jul 23, 2020 in Angular by Niroj
• 82,720 points
639 views
0 votes
1 answer

How to get parameter value from query string?

Hello @kartik, Using component <Route path="/users/:id" component={UserPage}/> this.props.match.params.id The component is ...READ MORE

Jul 22, 2020 in Angular by Niroj
• 82,720 points
613 views
0 votes
1 answer

How to return raw string with ApiController?

Hello @kartik, You could have your Web Api ...READ MORE

Jul 23, 2020 in Angular by Niroj
• 82,720 points
590 views
0 votes
1 answer

How to use node_modules within Electron?

Hii @kartik, The current problem is that I ...READ MORE

Apr 22, 2020 in Angular by Niroj
• 82,720 points
579 views
0 votes
2 answers

How to access session variables from any class in ASP.NET?

Accessing session Variable in a class file ...READ MORE

Sep 3, 2020 in Angular by Okugbe
• 280 points
568 views
0 votes
1 answer

Error:Unable to access React instance (this) inside event handler

Hello @kartik, You can use an arrow function together with ...READ MORE

Jun 4, 2020 in Angular by Niroj
• 82,720 points
556 views
0 votes
1 answer

How to set focus on an input field after rendering?

Hello @kartik, You should do it in componentDidMount and refs callback instead. ...READ MORE

Jul 22, 2020 in Angular by Niroj
• 82,720 points
523 views
0 votes
1 answer

How to allow download of .json file with ASP.NET?

Hello @kartik, If you want to manually add ...READ MORE

Jul 23, 2020 in Angular by Niroj
• 82,720 points
476 views