Get double-conversion installed on Mac using Brew

Package Information:

Name: double-conversion
Use: Binary-decimal and decimal-binary routines for IEEE doubles
URL: https://github.com/floitsch/double-conversion

Installation Steps:

1. Open Terminal on your Mac.
2. Execute the following command
   

   ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

3. Install double-conversion using brew

   brew install double-conversion

double-conversion is ready to use now!