Inclusive and Exclusive Range Literals in Ruby: Two dots (..) versus Three dots (…)
Up until recently this wasn't explicitly answered in the official Ruby documentation as far as I could find, but it's a pretty simple answer.
Insertion Sort in Ruby
Insertion is a very simple and common sense approach to the sorting problem. It is stable, in-place, online, and efficient for small data sets and data sets that are already mostly sorted.
Apache and MySQL problems after upgrading to OSX 10.9 Mavericks
Many developers experience some problems with their Apache and MySQL server settings after the upgrade to Mavericks. Most of these problems can be solved with a few quick commands.
How to run two different Rails servers at the same time
The standard Rails development server port is 3000, but you can run multiple on different ports with a simple command.
What is .ruby_version file? How does it differ from .rvmrc?
Quickly explore the differences between two hidden files that Ruby switchers use to determine version for a project.
Setting up a Virtual Host in OS X 10.8 Mountain Lion
How to create a customizable local environment for developing projects in Apache and OSX.
How to fix ERROR 2002 (HY000): Can’t connect to local MySQL server through socket ‘/tmp/mysql.sock’ (2)
How to fix this common error that occurs when attempting to start MySQL server, especially on Mac OS X.
How to fix .rvm/bin/ruby: Argument list too long error when starting Rails 3 server
A quick solution for the Argument list too long error that just involves reinstalling RVM.