pumbur

// glfw + libao + libav*: video player outline.
// too simple for a real video player, too complex for a libav demo. (ffmpeg has it's own ways to output, see libavdevice/*)
// gcc av.c -o av -lav{util,format,codec,util} -lsw{scale,resample} -l{ao,epoxy,glfw,pthread}

#include <libavcodec/avcodec.h>
#include <libavformat/avformat.h>
#include <libavutil/imgutils.h>
#include <libswscale/swscale.h>
#include <libswresample/swresample.h>
#include <stdio.h>

pumbur

require 'madness' # https://gist.github.com/pumbur/2df08af2ad846ace75fa
need 'prime', 'bigdecimal/math', 'matrix'

{:prm=>Prime,:mth=>Math,:vec=>Vector,:mat=>Matrix}.each{|n,k|  Kernel.class_alias(n,k) }


Num.act :sqrt, ->{ Math.sqrt(self) },
        :cbrt, ->{ Math.cbrt(self) },
        :sin,  ->{ Math.sin(self) },
        :cos,  ->{ Math.cos(self) },

pumbur

class Object
  def main?; (TOPLEVEL_BINDING.eval('self')==self) rescue (self.inspect=='main') end
  def main_eval(&b); (main? ? Kernel : self).module_eval(&b); end
  def aka(q);  main_eval{ q.each{|k,v| alias_method(k,v) }}; end
  def act(*q); main_eval{ q.each_slice(2){|a,b| define_method(a,&b) }}; end
  def slf(*q); main_eval{ q.each_slice(2){|a,b| define_singleton_method(a,&b) }}; end
  def to_sym; to_s.to_sym; end
  def self; self; end
end

pumbur

require 'pp'
require 'oj'

class Object
  def ary?; self.is_a?(Array); end
  def hsh?; self.is_a?(Hash); end
  def sym?; self.is_a?(Symbol); end
  def str?; self.is_a?(String); end
  def prc?; self.is_a?(Proc); end
  def num?; self.is_a?(Numeric); end