Latest questions in Java-Script

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What distinguishes JavaScript from ECMAScript?

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

Jan 10 in Java-Script by Navya
 • 220 views
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How can I determine if a string begins with another string?

With the help of code snippets, can ...READ MORE

Jan 9 in Java-Script by Ashutosh
• 33,350 points • 210 views
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1 answer

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

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

Jan 10 in Java-Script by Navya
 • 270 views
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What is the role of the var keyword, and in which situations should it be used or avoided?

In JavaScript, the var keyword is used ...READ MORE

Jan 10 in Java-Script by Navya
 • 268 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 in Java-Script by Navya
 • 262 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 in Java-Script by Navya
 • 229 views
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1 answer

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 in Java-Script by Navya
 • 272 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 in Java-Script by anonymous
 • 298 views
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1 answer

How to create custom pagination in JavaScript?

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

Dec 24, 2024 in Java-Script by Navya
 • 293 views
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1 answer

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
 • 241 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
• 33,350 points • 205 views
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1 answer

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
 • 272 views
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1 answer

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
 • 249 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
 • 281 views
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1 answer

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
 • 314 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
 • 322 views
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1 answer

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
 • 230 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
 • 245 views
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1 answer

What are the best practices for using jQuery’s closest() and parents() functions for DOM traversal?

Use .closest() for the Nearest Match Efficient for ...READ MORE

Dec 17, 2024 in Java-Script by Navya
 • 301 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
 • 270 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
 • 254 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
 • 369 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
 • 337 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 • 938 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
 • 12,700 points • 5,524 views
0 votes
0 answers

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 • 801 views
0 votes
0 answers

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 • 840 views
0 votes
0 answers

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 • 573 views
0 votes
0 answers

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 • 446 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
 • 12,700 points
edited Mar 5 • 157 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
 • 13,680 points
edited Mar 5 • 128 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 • 129 views
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0 answers

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 • 2,131 views
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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 • 812 views
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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 • 920 views
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0 answers

How do I reverse an int array in Java?

In Java, I'm attempting to reverse an int array. The array is not reversed by this procedure. for(int i = 0; i < validData.length; ...READ MORE

Oct 14, 2022 in Java-Script by Tejashwini
 • 5,380 points
edited Mar 4 • 151 views
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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 • 1,873 views
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0 answers

What is the volatile keyword useful for?

Sep 29, 2022 in Java-Script by Abhinaya
 • 1,160 points • 1,089 views
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in java what does the @ symbol mean?

I am aware of what it implies ...READ MORE

Sep 29, 2022 in Java-Script by Abhinaya
 • 1,160 points • 997 views
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0 answers

OSMdroid tiles not loading due to java.net.UnknownHostException

OpenStreetMap import and usage are required as ...READ MORE

Sep 29, 2022 in Java-Script by Abhinaya
 • 1,160 points • 1,322 views
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Basic use of JSONPath in Java

JSON and a JSONPath are both strings ...READ MORE

Sep 29, 2022 in Java-Script by Abhinaya
 • 1,160 points • 1,279 views
0 votes
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What is the difference between ' and " in JavaScript?

I came across this query and am ...READ MORE

Sep 23, 2022 in Java-Script by Abhinaya
 • 1,160 points • 918 views
0 votes
0 answers

How do I check if an array includes a value in JavaScript?

What is the quickest and most effective method to determine whether a JavaScript array has a value? The only method I am aware of is as follows: function contains(a, obj) { ...READ MORE

Sep 23, 2022 in Java-Script by Abhinaya
 • 1,160 points • 996 views
0 votes
0 answers

Convert javascript array to string

I'm attempting to create a string out of a "value" list by iterating over it.  This is the key: var blkstr = $.each(value, function(idx2,val2) { ...READ MORE

Sep 23, 2022 in Java-Script by Abhinaya
 • 1,160 points • 1,033 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 • 768 views
0 votes
0 answers

How does the "Using" statement translate from C# to VB?

Example: BitmapImage bitmap = new BitmapImage(); byte[] buffer = ...READ MORE

Sep 23, 2022 in Java-Script by Abhinaya
 • 1,160 points • 936 views
0 votes
0 answers

How to set JAVA_HOME environment variable on Mac OS X 10.9?

I just purchased a brand new MacBook ...READ MORE

Sep 22, 2022 in Java-Script by Tejashwini
 • 5,380 points • 1,054 views
0 votes
0 answers

How do I resolve ClassNotFoundException?

I am trying to run a Java ...READ MORE

Sep 22, 2022 in Java-Script by Tejashwini
 • 5,380 points • 669 views
0 votes
0 answers

java.net.ConnectException: Connection refused

The server side of my attempt to ...READ MORE

Sep 22, 2022 in Java-Script by Tejashwini
 • 5,380 points • 1,084 views
0 votes
0 answers

What is difference between mutable and immutable String in java?

As far as I know, An immutable string ...READ MORE

Sep 22, 2022 in Java-Script by Tejashwini
 • 5,380 points • 716 views
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