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
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…
14th March 2022
Debouncing and Throttling in JavaScript and implementation
Debouncing and throttling are techniques in JavaScript to optimize the application and browser performance. These are programming concept not provided by JavaScript directly. Debouncing & Throttling Debouncing: Debouncing is the…
7th March 2022
What is pure function ? Pure function in JavaScript
Pure functions are the atomic building blocks in functional programming. They are adored for their simplicity and testability. A pure function is a deterministic function. This means when a same input…
28th February 2022
Handle unhandledRejection and uncaughtException in express node js
Some time it is difficult to handle all error or exceptions. Even then we need to capture these error or exception for debug purpose or to show proper message to…
28th February 2022
Get unique object from array of object | unique object in array
If we have array of object and we want to find unique object from the array then it become tedious if we are not using/want any external library. Let try…
24th January 2022
substring using slice in JavaScript | last character of string in JavaScript | substring vs slice
The JavaScript has substring() method returns the part of the string between the start and end indexes, or to the end of the string. But slice() also another way to get substring from…
10th January 2022
Run a bat file from node.js | Execute child process from node.js
We can execute external command or any process from the node js. With the help of child_process module we can achieve it. 1. var spawn = require('child_process').spawn, ls = spawn('cmd.exe',…
20th December 2021
