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
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
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
btoa is not defined error in node js | buffer in node js
The btoa() function takes a JavaScript string as a parameter. In JavaScript strings are represented using the UTF-16 character encoding: in this encoding, strings are represented as a sequence of 16-bit (2…
15th November 2021
Delete Key from JavaScript Object
Different ways to remove the key from the javaScript object
Objects in JavaScript can be thought of as maps between keys and values. We can remove these keys, more commonly known as object properties. In this tutorial, we will learn…
18th October 2021
