• Google Public NTP - A companion service to the widely-used Google DNS servers. Note that they're using leap second smearing, which may not be what you want.
  • htop explained - Everything you wanted to know and quite a bit more.
  • Docker for AWS Public Beta - "Docker for AWS installs a Swarm of Docker Engines secured end to end with TLS by default, and is integrated with AWS Autoscaling, Elastic Load balancer and Elastic Block Store."