Trending questions in Web Development

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How to conditionally add attributes to React components?

In React, you can conditionally add attributes ...READ MORE

Nov 27, 2024 in Web Development by kavya
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Error:Failed to connect to mailserver at "localhost" port 25, verify your "SMTP" and "smtp_port" setting in php.ini or use ini_set() in C:\wamp\www\niroj\register.php on line 50

Hello @kartik, PHP mail function can send email ...READ MORE

Oct 20, 2020 in PHP by Niroj
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What is the difference between BehaviorSubject and Observable in RxJS?

        Feature      ...READ MORE

Nov 26, 2024 in Web Development by Navya
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Why can't I pass a value to a method with onClick in React?

In React, passing a value to a ...READ MORE

Nov 27, 2024 in Web Development by kavya
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How to handle browser back button in Angular 12?

To handle the browser back button in ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How to pass command line arguments to a Node.js program and receive them?

How to pass command line arguments to ...READ MORE

Nov 26, 2024 in Web Development by Nidhi
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How to get started with Node.js?

How to get started with Node.js? "I’m trying ...READ MORE

Nov 26, 2024 in Node-js by Nidhi
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How to minimize .js files in a Node.js application?

How to minimize .js files in a ...READ MORE

Nov 26, 2024 in Web Development by Nidhi
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How can I use the MongoDB aggregation pipeline to calculate totals from deeply nested sub-documents while filtering the main documents?

In MongoDB, you can use the aggregation ...READ MORE

Nov 19, 2024 in Web Development by kavya
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What is the difference between React Native and React?

The main difference between React vs React ...READ MORE

Nov 19, 2024 in Web Development by kavya
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Why does "undefined" get added to the URL path in Node.js?

It usually indicates an issue in the ...READ MORE

Nov 19, 2024 in Web Development by kavya
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How to change an uncontrolled input in React?

In React, uncontrolled components are those that ...READ MORE

Nov 19, 2024 in Web Development by kavya
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What is the difference between npx and npm?

NPM NPX Node Package Manager. Node Package Manager. Comes with a ...READ MORE

Nov 19, 2024 in Web Development by kavya
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How do you implement API request validation in Express using middleware?

To implement API request validation in Express ...READ MORE

Nov 19, 2024 in Web Development by kavya
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What is the difference between state and props in React?

State  Props State is a built-in object that stores ...READ MORE

Nov 19, 2024 in Web Development by kavya
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How can I toggle multiple classes on different elements based on user interaction, with performance optimization in a jQuery-heavy UI?

Toggling multiple classes on different elements in ...READ MORE

Nov 19, 2024 in Web Development by kavya
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How do I fix performance issues caused by event delegation in a large DOM tree using jQuery?

Fixing performance issues caused by event delegation ...READ MORE

Nov 19, 2024 in Web Development by kavya
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How to show or hide an element in React?

In React, you can show or hide ...READ MORE

Nov 19, 2024 in Web Development by kavya
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What do the three dots (...) mean in React JSX?

In react, by using the three dots ...READ MORE

Nov 19, 2024 in Web Development by kavya
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How to loop inside React JSX?

Suppose you have a React component and ...READ MORE

Nov 19, 2024 in Web Development by kavya
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How to check Angular installed or not?

To check this, you need to make ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How can you add a class to an element using jQuery?

For adding a class to an element ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How can you change the background color of an element using jQuery?

The .css() method is one fast and ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How do you get the value of a selected option in a dropdown using jQuery?

To get the selected value of an ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How do you use jQuery to hide an element?

The .hide() method in jQuery animates the ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How do I configure a Node.js-based server to detect and mitigate a Slowloris attack effectively?

Set the time limits for how long ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How to check if Node.js is installed?

open a terminal and enter node -v  this will ...READ MORE

Nov 13, 2024 in Web Development by kavya
 • 176 views
+6 votes
2 answers

Error:Uncaught ReferenceError: is not defined at HTMLAnchorElement.onclick

The most common reason behind the error ...READ MORE

Dec 14, 2020 in Laravel by Gitika
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How to debug Node.js code?

Debugging Node.js code can be done effectively ...READ MORE

Nov 13, 2024 in Web Development by kavya
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In DFS, how many times is a node visited?

In Depth-First Search (DFS), each node is ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How do I chain asynchronous AJAX calls with promises in jQuery to ensure proper order when modifying the DOM?

How do I chain asynchronous AJAX calls ...READ MORE

Nov 13, 2024 in Web Development by Nidhi
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How do you select multiple elements with jQuery?

To select multiple elements with jQuery, you ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How do you animate an element's height using jQuery?

In jQuery, the .animate() method could be ...READ MORE

Nov 13, 2024 in Web Development by kavya
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In BFS, how many times is a node visited?

In Breadth-First Search (BFS), each node is ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How to delete node_modules?

To delete node_modules folder, you can use ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How to check inode usage in Linux?

You can use the df command with ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How can you send an AJAX request using jQuery?

The $.ajax() method will send an AJAX ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How to decide when to use replicate sets for mongodb in production?

Here's a breakdown of when to consider ...READ MORE

Nov 13, 2024 in Web Development by kavya
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how to create a partial index with $exists: false condition?

In MongoDB, you can use the partialFilterExpression ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How can you apply a transition effect in CSS?

In CSS, you can apply a transition ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How overlay two pictures to another using HTML-CSS?

Overlaying two pictures on top of another ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How to create a service file in Angular?

To create a service file in Angular, ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How to create a data source?

Creating a Data Source in a Database ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How to create a Node.js project?

You can follow the following steps to ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How to create an Angular project?

To create an Angular project, follow these ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How to debug Angular code?

Debugging Angular code can be done effectively ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How to calculate total number of documents in MongoDB?

How to calculate total number of documents ...READ MORE

Nov 13, 2024 in Web Development by Nidhi
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How to debug Node.js code?

How to debug Node.js code? I'm new to ...READ MORE

Nov 12, 2024 in Web Development by Nidhi
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How to use ngIf in Angular?

Nglf is a structural directive that conditionally ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How can I implement file streaming in an Express.js server?

To carry out this file streaming scheme ...READ MORE

Nov 13, 2024 in Web Development by kavya
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