Learn coding interview questions, answers, and approaches.
This guide walks through how to build out the common Ruby coding interview question: how to build out an ATM dispensing method. Summary Implement an ATM method that properly dispenses the correct denominations to a user. Exercise File Code File...
This Ruby coding problem tests your ability to implement conditionals, work with user input, and generate random numbers. Summary Build the High/Low guessing game in Ruby where a user attempts to guess a number and the program lets them know...
In this coding exercise you'll re-create the reverse method in Ruby. You are required to build a method that reverses the characters in a string and returns the reversed values. Summary Build a method that reverses the characters in a...
This coding exercise tests your knowledge of the popular FizzBuzz developer interview question, with a twist. In this version of FizzBuzz you'll build a hash data structure filled with FizzBuzz data. Summary Build a FizzBuzz program that stores the FizzBuzz...
This coding exercise walks through how to build a method that takes a single integer as an argument and builds a sum of all of the integers counting up to the argument value. Summary Build a program that sums all...
In this coding exercise we'll walk through how to properly create a palindrome method in Ruby, including a discussion on working with case insensitive comparisons. Summary Create a method that checks to see if a word is a palindrome or...
Summary Build a program that utilizes regular expressions to extract a specific set of integers from a string in Ruby. Exercise File Code File Exercise Description Given the following strings: Web IconHTML & CSS100% Command LineLearn the Command Line100% Ruby...
In this live lecture we walk through how to work with Git to build and manage applications. Link to the git cheat sheet....
In this live lecture I walk through various ways that you can utilize the RSpec testing library in pure Ruby and a production Rails app. RSpec Code Resources Code from lecture...
In this lecture I take a deep dive and walk the devCamp code students through how to use the Ruby methods: Split Join Each Map The code for the lecture is below: Split str = "Star Wars, Luke, Darth, Yoda"...
