brianjbayer

Adding Rack-Based Health Checks Without curl or wget

Image: Lake View Cemetary, Cleveland OH by Wendy Bayer

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You can not address a problem without first knowing that there is a problem. Having health checks in your application allows you to easily determine and monitor the status of your critical application

vasanthk

System Design Cheatsheet

Picking the right architecture = Picking the right battles + Managing trade-offs

Basic Steps

1. Clarify and agree on the scope of the system

• User cases (description of sequences of events that, taken together, lead to a system doing something useful)
  • Who is going to use it?
  • How are they going to use it?

MohamedAlaa

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname