Cave 5

Which packages need a system reboot? Just check /var/run/reboot-required.pkgs

The easiest way to install memcached is to use homebrew package installer: $ brew install memcached This locates memcached in /usr/local/opt/memcached/bin/ Starting memcached (by default at port 11211 or with -p port_number): $ memcached -p 9000 To have launchd start memcached now and restart at login: $ brew services start memcached To change the default ram size (64mb) used by memcached use -m option: $ memcached -m 128  -p 9000 Lastly, run memcached as a daemon with -d: $ memcached -d -p 9000

So, $ sudo gem install compass is not working? Do you have ruby installed? If not install it using brew: $ sudo brew install ruby  First try updating your gem version: $ sudo gem update --system Then try again installing compass: $ sudo gem install compass Oh... now you get a: Fetching: compass-1.0.3.gem (100%) ERROR:  While executing gem ... (Errno::EPERM)     Operation not permitted - /usr/bin/compass Run the following: $ sudo gem install -n /usr/local/bin compass Done.

Outstanding web page to measure a webpage speed. https://tools.pingdom.com/