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
 • 144 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
• 29,690 points • 143 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
 • 175 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
 • 177 views
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1 answer

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
 • 183 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
 • 144 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
 • 183 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
 • 191 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
 • 180 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
 • 158 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
• 29,690 points • 133 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
 • 162 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
 • 158 views
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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
 • 170 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
 • 208 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
 • 214 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
 • 155 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
 • 162 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
 • 206 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
 • 170 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
 • 171 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
 • 288 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
 • 241 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 • 759 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
 • 12,710 points • 5,320 views
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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
 • 1,170 points • 739 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
 • 1,170 points • 778 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
 • 1,170 points • 515 views
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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
 • 1,170 points • 392 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
 • 12,710 points
edited Mar 5 • 83 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
 • 13,670 points
edited Mar 5 • 80 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 • 72 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 • 1,912 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 • 715 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 • 826 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
 • 3,820 points
edited Mar 4 • 91 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 • 1,800 views
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What is the volatile keyword useful for?

Sep 29, 2022 in Java-Script by Abhinaya
 • 1,160 points • 1,008 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 • 920 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 • 1,207 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 • 1,208 views
0 votes
0 answers

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 • 855 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 • 924 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 • 958 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 • 676 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 • 846 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
 • 3,820 points • 970 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
 • 3,820 points • 591 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
 • 3,820 points • 984 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
 • 3,820 points • 645 views
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