What you really need to know to hack on the web

graph.gv

graph hackwebtech {
  HTML;
  Javascript;
  Some_Server_Side_Language;
  
  HTML -- DOM -- Javascript;
  HTML4 -- HTML -- HTML5;
  HTTP -- XHR -- Javascript;
  Javascript -- CSS -- HTML;
  Javascript -- CoffeeScript;
  
  CSS4 -- CSS -- CSS3;
  CSS -- Box_Models;
  Box_Models -- Content_Box;
  Box_Models -- Border_Box;
  Box_Models -- FlexBox;
  
  HTML5 -- CSS3 -- ES5;
  ES5 -- Javascript -- ES6;
  HTML5 -- WebSockets;
  WebSockets -- TCP -- HTTP;
  TCP -- IP -- DNS;
  TCP -- Sockets -- Unix;

  HTTP -- Some_Server_Side_Language;
  HTTP -- Load_Balancer -- DNS;
  Load_Balancer -- WebSockets;
  
  Some_Server_Side_Language -- Being_able_to_read_a_bunch_of_these_for_debug;
  Being_able_to_read_a_bunch_of_these_for_debug -- Ruby;
  Being_able_to_read_a_bunch_of_these_for_debug -- Python;
  Being_able_to_read_a_bunch_of_these_for_debug -- C -- x86_Assembler;
  Being_able_to_read_a_bunch_of_these_for_debug -- Perl;
  Being_able_to_read_a_bunch_of_these_for_debug -- PHP;
  Being_able_to_read_a_bunch_of_these_for_debug -- Java;
  Being_able_to_read_a_bunch_of_these_for_debug -- Shell -- Bash;
  Being_able_to_read_a_bunch_of_these_for_debug -- Lua;
  Being_able_to_read_a_bunch_of_these_for_debug -- Lisp;
  Being_able_to_read_a_bunch_of_these_for_debug -- DOS;
  
  C -- C_plus_plus;
  C -- C_sharp;
  C -- Objective_C;
  Lisp -- Scheme;
  Lisp -- Clojure -- Java;
  
  CSS -- Prefixing -- LeaVerou_PrefixFree;
  Prefixing -- Browsers;
  CSS -- Sass;
  CSS -- LESS;
  CSS -- Stylus;
  
  CoffeeScript -- IcedCoffee;
  ES5 -- Strict_Mode -- CoffeeScript;
  Javascript -- jQuery -- Zepto;
  Zepto -- Backbone -- jQuery;
  PrototypeJS -- Javascript -- MooTools;
  Sinatra -- Ruby -- Rails -- jQuery;
  Sinatra -- Rack -- Rails -- PrototypeJS;
  
  Rails -- MVC;
  Rack -- HTTP;
  
  GET -- HTTP -- POST;
  PUT -- HTTP -- DELETE;
  OPTIONS -- HTTP -- PATCH;
  Status_Codes -- HTTP;
  Cookies -- Headers -- HTTP;
  
  Django -- MVC -- Backbone;
  Python -- Django -- PlayDoh -- Mozilla -- Firefox -- Firebug;
  Firefox -- Browsers -- WebKit;
  Opera -- Browsers -- IE;
  
  MVC -- CakePHP -- PHP -- CodeIgniter -- MVC;
}