### Coding Challenge – One Edit Boolean. Write a function to return if two words are exactly “one edit” away.

March 20, 2020

Write a function to return if two words are exactly “one edit” away. where an edit can be inserting one character anywhere in the word […]

### Coding Challenge – Three Sum Target. Find a triplet that sum to a given target value

March 19, 2020

Common Interview Coding question and answer. Coding challenge is very frequent in big tech companies interview such as Amazon, Facebook or Google. Take a look […]

### Coding Challenge – Implement jQuery’ s addClass and removeClass functions using vanilla JS

March 19, 2020

/** * How would you implement jQuery’ s addClass and removeClass * functions using vanilla JS? What other variations you can use? * Can you […]

### Coding Challenge – Fibonacci Numbers

March 17, 2020

Given a number n, print n-th Fibonacci Number. Examples: Input : n = 2 Output : 1 Input : n = 9 Output : 34 […]

### Data Structure and Algorithms – Deep Dive In

March 15, 2020

First we will look into few topics to understand basics of DataStructure What is Data Structure? Why do we need Data Structure? Let’s start with […]

### What will be the Output?

March 15, 2020

In many interviews you will be asked to assess the code snippet Here I have the few samples which can prepare you for these kind […]

### Coding Challenge: Generate all permutations of an input string.

March 14, 2020

For Example, if you have given input string: ‘abc’ the result should be: [ ‘abc’, ‘acb’, ‘bac’, ‘bca’, ‘cab’, ‘cba’] This problem can be solved […]

### Coding Challenge – Bracket Validator

March 12, 2020

Here is the Question: Let’s say: ‘(‘, ‘{‘, ‘[‘ are called “openers.” ‘)’, ‘}’, ‘]’ are called “closers.” Write a function that returns true if an […]

### Javascript: Interview Questions

March 6, 2020

1) Can you explain variable scope in Javascript? Scope in JavaScript is the area where we have valid access to variables or functions. JavaScript has mainly two scopes – […]

### Javascript Interactive Example

March 3, 2020

UI Component: Now we will learn about how to make interactive elements using Javascript. For that we need to learn HTML DOM, Javascript Inbuilt methods […]