This coding exercise will test your ability to work with various data structures while performing mathematical calculations as you build a dynamic multiplication table generator in Ruby.
In this coding exercise we'll build out an extensive tip calculator that can accept integers, string based numbers and even words to dynamically generate a tip.
Taking a different approach than normal exercises, in this coding exercise we're going to create and a deploy a RubyGem to rubygems.or.
In this Ruby coding exercise your knowledge of blocks will be tested. The requirement is to build a User class that can be created and passed a block to set its values in addition to the traditional process for setting an object's data.
This coding exercise will test your knowledge of how to use blocks in Ruby. Specifically, we'll walk through how to build a method that can take in a block as an argument and output an array of formatted values.
This coding exercise will test your knowledge of how to utilize regular expressions in order to dynamically convert strings in Ruby.
This exercise asks you to replicate the functionality of the popular image_tag method provided by the Ruby on Rails framework.
This coding exercise focuses on how to perform date calculations. Specifically, you'll need to find the total number of days that have transpired between Christmas day in 2016 and July 1, 2004 (approximately when Rails when released as an open source project).
This coding exercise will test your ability to implement a basic version of the Null Object Pattern in Ruby.
In this coding exercise you'll learn how to automatically retry a failed process in a Ruby program.
This coding exercise is deceptively easy. The goal is to implement a method that returns an array with the full set of month names. However in order to properly build the solution you'll need to use the Ruby Date library.
devCamp does not support ancient browsers.
Install a modern version for best experience.