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Frontend, Javascript, NodeJS, ReactJS, MongoDB, ExpressJS Tutorials by WmNitin

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Posted onAugust 3, 2020August 3, 2020Javascript

How to create Array.prototype.map polyfill in javascript ?

by wmnitin

Array.prototype.map is used to loop over array & return new array. You can use this map to manipulate your array & get the changed array.…

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Posted onJune 13, 2020Javascript

Website Optimisation from Front-End

by wmnitin

Website or WebApp Optimisation should be the aim for all frontend developers. Frontend developers are the main reason if any website is showing bad performance…

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Posted onJune 4, 2020Javascript

What is CORS ? How to resolve this issue from frontend ?

by wmnitin

CORS stands for “Cross-origin resource sharing” which is the security policy set by the browsers to block different domain request unless the origin is whitelisted…

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Posted onJune 4, 2020June 4, 2020Javascript

Proto & Prototype in JavaScript

by wmnitin

In JavaScript everything is derived from something. Suppose if you are creating an object a:{name:”john”} then this “a” object is derived from “Object” prototype. It…

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Posted onJune 2, 2020June 4, 2020Course

ReactJS Course Topics

by wmnitin

ReactJS Course Training Topics: Introduction to ReactJS Installation and Hello World Folder Structure Virtual DOM JSX React DOM & rendering Components(Class and Function Components) React…

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Posted onJune 2, 2020June 2, 2020Deployment

Git Branch or Git Tag ? What to Use for Project Deployment

by wmnitin

In a professional environment when QA & developers do the testing & debugging in the same server (environment) , it becomes hard to manage the…

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Posted onAugust 11, 2016June 1, 2020AngularJS

Angular2: Can’t bind to ‘ngModel’ since it isn’t a known property of ‘input’

by wmnitin

While upgrading your Angular2 code from RC4 to RC5, you may face problem like this “Can’t bind to ‘ngModel’ since it isn’t a known property of…

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