Installing ngrok on OSX For Homebrew v2.6.x and below: brew cask install ngrok For Homebrew v2.7.x and above:
System Design Cheatsheet Picking the right architecture = Picking the right battles + Managing trade-offs Basic Steps 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?
Common Options -#, --progress-bar Make curl display a simple progress bar instead of the more informational standard meter. -b, --cookie <name=data> Supply cookie with request. If no =, then specifies the cookie file to use (see -c). -c, --cookie-jar <file name> File to save response cookies to.