Trending questions in Java

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How to get current formatted date dd/mm/yyyy in Javascript and append it to an input

The stringent equality operator (===) works exactly like the abstract equality operator (==), with the exception that no type conversion is performed, and the types must be the same to be regarded equal. Javascript Tutorial on Comparison Operators After performing any required type transformations, the == operator will check for equality.  Because the === operator does not perform the conversion, it will simply return false if two values are not of the same type.  Both are equally fast. "abc" == new String("abc") ...READ MORE

Nov 4, 2022 in Java by Damonlang
• 700 points
186 views
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1 answer

Which equals operator (== vs ===) should be used in JavaScript comparisons?

I hope this is what you're looking for: const today = new Date(); const yyyy = ...READ MORE

Nov 4, 2022 in Java by Damonlang
• 700 points
103 views
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send images on whatsapp web with javascript DOM

I currently have the script that delivers ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
501 views
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How to convert an Object {} to an Array [] of key-value pairs in JavaScript

I'd want to transform the following object: {"1":5,"2":7,"3":0,"4" ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
455 views
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Page Redirect after X seconds wait using JavaScript

After displaying an error notice, I need to redirect to a specified URL after 5 seconds.  First, I utilized Javascript as seen below. document.ready(window.setTimeout(location.href = "https://www.google.co.in",5000)); However, it is not ...READ MORE

Sep 28, 2022 in Java by Nicholas
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418 views
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Generate random number between two numbers in JavaScript

Is it possible to use JavaScript to ...READ MORE

Sep 28, 2022 in Java by Nicholas
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239 views
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How do I copy to the clipboard in JavaScript?

How can I copy text to the ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
199 views
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How do I replace all occurrences of a string in JavaScript?

Given a string: s = "Test abc test ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
189 views
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How to convert decimal to hexadecimal in JavaScript

In JavaScript, how do you translate decimal ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
172 views
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How to filter object array based on attributes?

The real estate house objects in my ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
144 views
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Generating PDF files with JavaScript

I was hoped that I could accomplish ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
142 views
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How to sort an array of integers correctly

Trying to retrieve the greatest and lowest ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
143 views
0 votes
0 answers

JavaScript Array splice vs slice

What is the distinction between splice and ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
145 views
0 votes
0 answers

Generating random whole numbers in JavaScript in a specific range

How can I create random whole numbers ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
138 views
0 votes
0 answers

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

What is the shortest and most efficient ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
135 views
0 votes
0 answers

What is the difference between "let" and "var"?

Although I've heard that it's referred to ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
127 views
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What is event bubbling and capturing?

What is the distinction between event bubbling ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
120 views
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0 answers

What 'type' of Language is JavaScript?

The structure of programming languages is frequently ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
116 views
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Convert javascript array to string

I'm attempting to loop through a "value" ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
123 views
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creating list of objects in Javascript

Is it feasible to make a list ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
116 views
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0 answers

What is VanillaJS?

I have a simple query that has ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
118 views
0 votes
0 answers

How do you reverse a string in-place in JavaScript?

Without utilizing built-in methods (.reverse(),.charAt(), etc.), how ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
117 views
0 votes
0 answers

How to write palindrome in JavaScript

I'm wondering how to construct a palindrome ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
109 views
0 votes
0 answers

What does document.forms mean in javascript?

What do the terms document.cookie, document.forms, and.value ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
102 views
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0 answers

window.onload vs document.onload

Which is more popular: window.onload or document.onload? READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
107 views
0 votes
0 answers

Define a global variable in a JavaScript function

Can a global variable be defined in ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
96 views
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0 answers

What is lexical scope?

What is a concise overview of lexical ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
99 views
0 votes
0 answers

What is the difference between ' and " in JavaScript?

When creating strings in JavaScript, the character'or ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
93 views
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0 answers

What is property in hasOwnProperty in JavaScript?

Consider: if (someVar.hasOwnProperty('someProperty') ) { // Do something(); } ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
85 views
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What is the !! (not not) operator in JavaScript?

I encountered some code that appears to ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
85 views
0 votes
0 answers

How to play audio?

I'm creating a game using HTML5 and ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
82 views
0 votes
0 answers

How to add a class to a given element?

I already have a class for an element: <div class="someclass"> <img ... ...READ MORE

Sep 28, 2022 in Java by Nicholas
• 7,760 points
67 views
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0 answers

How to convert a string to an integer in JavaScript?

In JavaScript, how do I convert a ...READ MORE

Sep 22, 2022 in Java by Nicholas
• 7,760 points
143 views
0 votes
0 answers

What does [object Object] mean? (JavaScript)

One of my notifications had the follo ...READ MORE

Sep 22, 2022 in Java by Nicholas
• 7,760 points
138 views
0 votes
0 answers

Javascript call() & apply() vs bind()?

I'm already aware that apply and calls are functions that do the same thing (context of a function). The distinction is in how we communicate the arguments (manual vs array). When should I, however, utilize the bind() method? var obj = { x: ...READ MORE

Sep 22, 2022 in Java by Nicholas
• 7,760 points
137 views
0 votes
0 answers

Remove duplicate values from JS array

I have a pretty simple JavaScript arr ...READ MORE

Sep 22, 2022 in Java by Nicholas
• 7,760 points
119 views
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What is lexical scope?

What is a quick overview of lexical ...READ MORE

Sep 22, 2022 in Java by Nicholas
• 7,760 points
118 views
0 votes
0 answers

Javascript require() function giving ReferenceError: require is not defined

Essentially, I'm using javascript to scrape data from the Google Play store by: 1-Request 2-Cheerios 3-QueryString I used Google Market API from Github ...READ MORE

Sep 21, 2022 in Java by Nicholas
• 7,760 points
163 views
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0 answers

For-each over an array in JavaScript

How can I use JavaScript to loop ...READ MORE

Sep 21, 2022 in Java by Nicholas
• 7,760 points
137 views
0 votes
0 answers

How to check whether a string contains a substring in JavaScript?

There doesn't seem to be a String.contains() ...READ MORE

Sep 21, 2022 in Java by Nicholas
• 7,760 points
132 views
0 votes
0 answers

How can I remove a specific item from an array?

How do I get rid of a specific value from an array?  As an example: array.remove(value); // removes all elements with ...READ MORE

Sep 21, 2022 in Java by Nicholas
• 7,760 points
128 views
0 votes
0 answers

Convert Array to Object

What is the best way to convert: ['a','b','c'] to: { ...READ MORE

Sep 20, 2022 in Java by Nicholas
• 7,760 points
167 views
0 votes
0 answers

window.location.href and window.open () methods in JavaScript

What is the difference between window.location.href and ...READ MORE

Sep 20, 2022 in Java by Nicholas
• 7,760 points
164 views
0 votes
0 answers

How do I format a date in JavaScript?

How can I convert a Date object ...READ MORE

Sep 21, 2022 in Java by Nicholas
• 7,760 points
116 views
0 votes
0 answers

What does "javascript:void(0)" mean?

<a href="javascript:void(0)" id="loginlink">login</a> ...READ MORE

Sep 20, 2022 in Java by Nicholas
• 7,760 points
134 views
0 votes
0 answers

How can I validate an email address in JavaScript?

To avoid the most basic mistyping, I'd ...READ MORE

Sep 20, 2022 in Java by Nicholas
• 7,760 points
104 views
0 votes
0 answers

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

I'm attempting to provide authorisation using JavaScript by connecting to the RESTful API integrated into Flask.  However, when I make the request, I receive the following error: XMLHttpRequest cannot load http://myApiUrl/login. No 'Access-Control-Allow-Origin' header ...READ MORE

Sep 20, 2022 in Java by Nicholas
• 7,760 points
103 views
0 votes
0 answers

could not extract ResultSet in hibernate

I am getting this exception: "HTTP Status ...READ MORE

May 20, 2022 in Java by Kichu
• 19,050 points
5,390 views
0 votes
0 answers

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'MyController':

I am trying to create a spring ...READ MORE

May 9, 2022 in Java by Kichu
• 19,050 points
5,466 views
0 votes
1 answer

java.text.ParseException: Unparseable date

Your pattern does not align to the ...READ MORE

Feb 23, 2022 in Java by Aditya
• 7,680 points
8,510 views