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Javascript

Home » Tech » Javascript » Page 3
Read more about the article Output based JavaScript interview questions
Javascript / Tech

Output based JavaScript interview questions

These are few Javascript Ouput based interview question, which I faced during my interview process. Question 1. console.log('val1--val:',val1); val1 = 10; test(); var val2 = 20; const test = ()…

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18th July 2022
Read more about the article JavaScript coding interview question
Javascript / Tech

JavaScript coding interview question

These are few coding interview question which I faced during my interview journey with different companies. I hope you will find helpful it. 1. Write a program for anagram. An…

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11th July 2022
Read more about the article Different way to reverse string in JavaScript
Javascript / Tech

Different way to reverse string in JavaScript

There are various way to reverse the string in javascript. Let try few ways to achieve same. 1. Using inbuilt methods let str = 'singhak'; let strArray = str.split(''); let…

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27th June 2022
Read more about the article Async/Await Function with loop in javascript | Async/Await with loop
Javascript / Tech / TipsnTricks

Async/Await Function with loop in javascript | Async/Await with loop

We need to perform some operation on array elements within async and await function. But using forEach loop is a bad choice. We achieve same with the following approach. 1.…

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18th April 2022
Read more about the article Difference Between == and === in JavaScript with example
Javascript / Tech

Difference Between == and === in JavaScript with example

The == operator will compare for equality after doing any necessary type conversions. The === operator will not do the conversion, so if two values are not the same type === will simply return false. Both are equally quick. For…

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4th April 2022
Read more about the article Unhandled promise rejection warning node js
Javascript / Tech

Unhandled promise rejection warning node js

This means that a promise you called rejected, but there was no catch used to handle the error. Add a catch after the offending then to handle this properly. The origin of this error lies in…

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28th March 2022
Read more about the article Different ways to remove duplicates from array javascript
Javascript / Tech

Different ways to remove duplicates from array javascript

In this post, we will learn various methods to remove duplicates from an array using JavaScript methods. 1. Using Set: As we know that a Set is a collection of…

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21st March 2022
Read more about the article Binary to Decimal and Decimal to Binary in JavaScript
Coding / Javascript / Tech

Binary to Decimal and Decimal to Binary in JavaScript

Decimal to Binary: /* Convert 13 to binary: Division by 2 Quotient Remainder Bit # ---------------------------------------- 13/2 6 1 0 6/2 3 0 1 3/2 1 1 2 1/2 0…

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14th March 2022
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