Development
JavaScript: Arrow Functions vs Regular Functions
https://medium.com/swlh/javascript-arrow-functions-vs-regular-functions-5ec4a9076796
Development
What are falsy values in JavaScript?
https://medium.com/coding-at-dawn/what-are-falsy-values-in-javascript-ca0faa34feb4
Development
8 Essential Node.js Interview Questions
https://www.toptal.com/nodejs/interview-questions
Javascript
Tricky JavaScript Interview Questions and Answers
Question #1 Question #2Sorting in JS consider element as string Solution is: Question #3 Solution is: MIN_VALUE is the smallest number in JS! Question #4+operates on strings & number, so if it’s not a string or number it would try to convert into them… Question #5In JS there’s a MAX_SAFE_INTEGER, Leggi tutto…
Javascript
What is a closure and how do you use it
Closures are important because they control what is and isn’t in scope in a particular function, along with which variables are shared between sibling functions in the same containing scope. Definition of the Closure given by Douglas Crockford: crockford.com/javascript/private.html Example: Closure is useful in hiding implementation detail in JavaScript. In other Leggi tutto…
Javascript
Tricky stuff: setTimeout
Using setTimeout makes the inside code asynchronous.The function in called after everything on the stack is finished.Check Event loop in JS
Javascript
What is a Promise?
A promise is an object that may produce a single value some time in the future: either a resolved value, or a reason that it’s not resolved (e.g., a network error occurred). A promise may be in one of 3 possible states: fulfilled, rejected, or pending. Promise users can attach Leggi tutto…
Javascript
Difference between function declaration & function expression
They’re actually really similar. How you call them is exactly the same.The difference lies in how the browser loads them into the execution context. Function declarations load before any code is executed. Function expressions load only when the interpreter reaches that line of code.Function expression has variable scope as wellIf Leggi tutto…
Development
JavaScript interview questions
https://dev.to/coderbyte/a-javascript-interview-question-asked-at-google-19f1 https://dev.to/coderbyte/a-tricky-javascript-interview-question-asked-by-google-3gnf https://github.com/sudheerj/JavaScript-Interview-Questions https://github.com/sadanandpai/javascript-code-challenges https://www.geeksforgeeks.org/top-50-array-coding-problems-for-interviews/ https://github.com/prabaprakash/Hackerrank-JavaScript-Solutions