Problem Refer to the help message and title of this post for what the code does. I’m looking for tips […]

Problem How should I approach refactoring this code? def separate_comma(number) a = number.to_s.split(”) b = a.size/3.0 if a.size < 4 […]

Problem I am implementing a parent-child relationship, represented by hashes that look like this: parent = { ‘parent’ => nil, […]

Problem I wrote a simple quadratic equation solver with Ruby to help me solve quadratic equations. Please tell me what […]