There are only two hard things in Computer Science: cache invalidation and naming things. -- Phil Karlton Typically, we have three main branches at any given time in a project lifecycle. master, development and staging. Master is production ready code, d...

Here is a quick way to express a chance of something happening. This is an example in JavaScript that gives you a 1 in 3 chance of being true. [true, false, false].sort(function(){ return Math.random() >= 0.5 ? 1 : -1 })[0] Basically, we popu...

What is Rack? Rack provides a minimal, modular and adaptable interface for developing web applications in Ruby. By wrapping HTTP requests and responses in the simplest way possible, it unifies and distills the API for web servers, web frameworks, and sof...

If you run into this error in development, using Rails 5 and Active Admin NoMethodError - undefined method `per_page_kaminari' Try the following. First, make sure you have an initializer in your application. # in config/initializers/kamina...

With namespace routes in Rails you can easily create a prefix for select resources. For instance, if you have an admin area or an account dashboard you can give logged in users access to methods that are not otherwise available. To use namespaces define t...