Trending questions in Java-Script

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How can I replace every instance of a string in JavaScript?

In JavaScript, replacing all instances of a ...READ MORE

Jan 10, 2025 in Java-Script by Navya
 • 944 views
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1 answer

What are the key differences between "let" and "var"?

Feature var let Scope Function-scoped. Accessible within the function, even outside ...READ MORE

Jan 10, 2025 in Java-Script by anonymous
 • 896 views
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How do I verify if a given object is an array?

You can use the Array.isArray() method.This method ...READ MORE

Jan 10, 2025 in Java-Script by Navya
 • 856 views
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How can a multiline string literal be assigned to a variable?

You can use template literals, introduced in ...READ MORE

Jan 10, 2025 in Java-Script by Navya
 • 843 views
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How can I iterate through the properties of a JavaScript object?

You can iterate through the properties of ...READ MORE

Jan 10, 2025 in Java-Script by Navya
 • 822 views
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How can I retrieve the result of an asynchronous operation?

You can retrieve the result of an ...READ MORE

Jan 10, 2025 in Java-Script by Navya
 • 820 views
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What is the purpose of "use strict" in JavaScript, and why is it used?

It is used to enable strict mode, ...READ MORE

Jan 10, 2025 in Java-Script by Navya
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How can I properly format a date in JavaScript?

You can format a date in JavaScript ...READ MORE

Jan 10, 2025 in Java-Script by anonymous
 • 791 views
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How do I delete a specific element from an array in JavaScript?

You can use the splice() method. Code: let arr ...READ MORE

Jan 10, 2025 in Java-Script by Navya
 • 793 views
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Why does Google add while(1); at the start of their JSON responses?

Google often adds while(1); (or a similar ...READ MORE

Jan 10, 2025 in Java-Script by Navya
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What is the process for importing a JSON file in ECMAScript 6?

In ECMAScript 6 (ES6), importing a JSON ...READ MORE

Jan 10, 2025 in Java-Script by Navya
 • 747 views
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What distinguishes JavaScript from ECMAScript?

Aspect JavaScript ECMAScript Definition A programming language used primarily for web ...READ MORE

Jan 10, 2025 in Java-Script by Navya
 • 639 views
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How do I merge the properties of two JavaScript objects?

https://www.sitepoint.com/merging-objects-javascript/ You can use either the spread operator ...READ MORE

Jan 10, 2025 in Java-Script by Navya
 • 633 views
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When is it appropriate to use arrow functions in ECMAScript 6?

Arrow functions, introduced in ECMAScript 6 (ES6), ...READ MORE

Jan 10, 2025 in Java-Script by Navya
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Under what conditions should arrow functions be utilized in ECMAScript 6?

Arrow functions in ECMAScript 6 should be ...READ MORE

Jan 10, 2025 in Java-Script by Navya
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How to prevent webpack from renaming js file?

To prevent Webpack from renaming JavaScript files ...READ MORE

Dec 23, 2024 in Java-Script by Navya
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How can I implement user authentication with JWT in an Express.js app?

In an Express.js application, you can use ...READ MORE

Dec 17, 2024 in Java-Script by Navya
 • 1,204 views
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How to create custom pagination in JavaScript?

It enhances user experience by dividing large ...READ MORE

Dec 24, 2024 in Java-Script by Navya
 • 847 views
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How can I use jQuery to select all elements with multiple CSS classes?

You can use the following syntax to ...READ MORE

Dec 17, 2024 in Java-Script by Navya
 • 1,033 views
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1 answer

In jQuery, how do I differentiate between find() and children() when traversing nested elements?

Aspect find() children() Description Searches for descendant elements (child, grandchild, etc.) ...READ MORE

Dec 17, 2024 in Java-Script by Navya
 • 996 views
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How to fix Chrome's "sendRequest" error: TypeError: Converting circular structure to JSON?

This error occurs in JavaScript when an ...READ MORE

Dec 17, 2024 in Java-Script by Navya
 • 985 views
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How to pass JSON data to server-side using jquery Ajax?

You can use jQuery's $.ajax() method: Prepare the ...READ MORE

Dec 24, 2024 in Java-Script by Navya
 • 733 views
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Why Would Developers Use Both jQuery and Ext JS Together?

Can you explain Why Would Developers Use ...READ MORE

Dec 19, 2024 in Java-Script by Ashutosh
• 33,370 points • 704 views
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1 answer

How to call an async method in TypeScript?

You can use the async and await ...READ MORE

Dec 17, 2024 in Java-Script by Navya
 • 817 views
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How does async/await work in React?

In React, async/await is useful for handling ...READ MORE

Dec 17, 2024 in Java-Script by Navya
 • 815 views
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1 answer

Which method is used to read the contents of a file asynchronously using the fs module?

To read the contents of a file ...READ MORE

Dec 12, 2024 in Java-Script by Navya
 • 885 views
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1 answer

How do I scale a Spring Boot app to handle variable rate limits imposed by third-party APIs dynamically?

To scale a Spring Boot app to ...READ MORE

Nov 28, 2024 in Java-Script by Hoor sania
 • 907 views
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1 answer

How do I use Redis to implement rate-limiting across multiple Spring Boot instances with varying quotas?

You can use Redis to implement distributed ...READ MORE

Nov 27, 2024 in Java-Script by anil limbu
 • 907 views
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1 answer

How to include a JavaScript file in another JavaScript file?

Let's assume you have two files: math.js: This ...READ MORE

Nov 27, 2024 in Java-Script by kavya
 • 853 views
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1 answer

How to sum the values of a javascript object

Certainly, I'd be happy to help you ...READ MORE

Sep 25, 2023 in Java-Script by Edureka
 • 12,730 points • 6,698 views
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1 answer

What is JSX?

JSX represents a critical concept in modern web ...READ MORE

Oct 16, 2023 in Java-Script by anonymous
 • 3,360 points
edited Oct 19, 2023 by anonymous • 1,886 views
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How to sum the values of a javascript object?

I'm currently facing an issue while trying ...READ MORE

Sep 25, 2023 in Java-Script by anonymous
 • 1,370 points • 1,227 views
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How to sum the values of a javascript object?

I'm currently facing an issue while trying ...READ MORE

Sep 25, 2023 in Java-Script by anonymous
 • 1,370 points • 1,142 views
0 votes
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How to sum the values of a javascript object?

I'm currently facing an issue while trying ...READ MORE

Sep 25, 2023 in Java-Script by anonymous
 • 1,370 points • 932 views
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How to sum the values of a javascript object?

I'm currently facing an issue while trying ...READ MORE

Sep 25, 2023 in Java-Script by Tanishqa
 • 1,370 points • 794 views
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what is reactjs used for?

What are the practical applications and use ...READ MORE

Sep 15, 2023 in Java-Script by Edureka
 • 12,730 points
edited Mar 5, 2025 • 466 views
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Is it possible to copy an JavaScript object from the dev console such that I can create an exact copy of it for tests?

'm dealing with some some code relating ...READ MORE

Aug 30, 2023 in Java-Script by Edureka
 • 13,730 points
edited Mar 5, 2025 • 450 views
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Not able to trigger event of parent application on click of Child application plugged-in using IFrame

I have One application created using Ember ...READ MORE

Jul 20, 2023 in Java-Script by namanvijay
edited Mar 5, 2025 • 500 views
0 votes
1 answer

How to set cookie value with AJAX request?

Hello @kartik, Basically, ajax request as well as ...READ MORE

Jun 18, 2020 in Java-Script by Niroj
 • 82,800 points • 48,999 views
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1 answer

java.lang.ClassNotFoundException: org.springframework.web.servlet.DispatcherServlet

The "Maven Dependency" must be included to ...READ MORE

Sep 20, 2022 in Java-Script by Abhinaya
 • 1,160 points • 8,415 views
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TypeError: Router.use() requires middleware function but got a Object

There were some changes made in the ...READ MORE

May 12, 2022 in Java-Script by Kichu
 • 19,040 points • 9,687 views
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I Want To Print 1 to 100 Numbers Using Arrays In Javascript Only

<!DOCTYPE html> <html> <head> <title>100-Numbers</title> </head> <body> ...READ MORE

Nov 16, 2022 in Java-Script by Ashwini
 • 5,430 points • 3,671 views
0 votes
1 answer

How can I only detect click event on pseudo-element?

There is a solution. Have you considered ...READ MORE

Dec 15, 2021 in Java-Script by Wave
edited Mar 5, 2025 • 27,717 views
0 votes
1 answer

The superclass "javax.servlet.http.HttpServlet" was not found on the Java Build Path

Include servlet-api-3.1.jar in your dependencies. Maven <dependency> <groupId>javax.servlet</groupId> ...READ MORE

Sep 20, 2022 in Java-Script by Abhinaya
 • 1,160 points • 4,334 views
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0 answers

map function for objects (instead of arrays)

I have an object: myObject = { 'a': ...READ MORE

Nov 16, 2022 in Java-Script by Ashwini
 • 5,430 points • 1,405 views
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0 answers

Cannot read property 'push' of undefined when combining arrays

When pushing an array's contents to another ...READ MORE

Nov 16, 2022 in Java-Script by Ashwini
 • 5,430 points • 1,240 views
0 votes
0 answers

Sort a single String in Java

Is there a primary way to sort a ...READ MORE

Sep 23, 2022 in Java-Script by Abhinaya
 • 1,160 points • 1,171 views
0 votes
2 answers

Why doesn’t Postman get a “No 'Access-Control-Allow-Origin' header is present on the requested resource” error when my JavaScript code does?

My understanding is that you are using ...READ MORE

Feb 9, 2022 in Java-Script by Soham
 • 9,730 points • 25,931 views
0 votes
0 answers

When do Java generics require <? extends T> instead of <T> and is there any downside of switching?

Given the following example (using JUnit with ...READ MORE

Sep 29, 2022 in Java-Script by Abhinaya
 • 1,160 points • 2,409 views
0 votes
1 answer

Why does my JavaScript code receive a "No 'Access-Control-Allow-Origin' header is present on the requested resource" error, while Postman does not?

If I understand you well, you are ...READ MORE

Sep 20, 2022 in Java-Script by Abhinaya
 • 1,160 points • 2,680 views
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