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Joaquín Vicente wacko

  • Buenos Aires, Argentina
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wacko / fractals
Last active January 3, 2016 07:19
Ruby scripts that print a fractal in less than 140 chars
# Fractal #1
ruby -e "36.times{|l|puts (0..99).map{|n|x=y=i=0;(x,y,i=x*x-y*y+n/38.0-1.9,2*x*y+l/14.0-1.2,i+1)until(x*x+y*y>4||i>78);(32+i).chr}*''}"
# Fractal #2
ruby -e "32.times{|l|puts (0..78).map{|n|x=y=i=0;(x,y,i=x*x-y*y+n/38.0-1.5,2*x*y+l/14.0-1,i+1)until(x*x+y*y>4||i>78);(32+i).chr}*''}"
# Fractal #3
ruby -e "57.times{|l|puts (-20..135).map{|n|x=y=i=0;(x,y,i=x*x-y*y+n/38.0-1.5,2*x*y+l/14.0-2,i+1)until(x*x+y*y>4||i>78);(32+i).chr}*''}"
@wacko
wacko / clock
Last active January 3, 2016 07:19
Emoji animations that fit in a tweet
ruby -e 'z=0x1F551;->(c,&b){loop{c.each(&b)}}.(11.times.map{|i|[z+i].pack("U")}){|m|print "#{"\b"*3}#{m} ";sleep 0.1}'
@wacko
wacko / exception.rb
Created January 15, 2014 18:47
WHOOOA!!!
#! /usr/bin/env ruby
def ლ(_) Exception end
def ಠ益ಠლ; end
raise ლ(ಠ益ಠლ), "WTF, dude!"
@wacko
wacko / gemcount
Created February 25, 2015 21:36
How many gems does your project use?
#!/bin/bash
grep -o -E "([a-z0-9_-]+) \(" Gemfile.lock | sed -E 's/ \(//' | sort | uniq
@wacko
wacko / instrucciones.md
Last active January 19, 2017 13:09 — forked from ceneon/gist:8222574
Recategorización de Monotributo

Para recategorizarte en el Monotributo, la aplicación de AFIP da error de Javascript por todos lados. A menos que entres con Internet Explorer...

Para hacer el trámite en Chrome, Firefox o cualquier browser decente:

  1. Ingresar a la AFIP (Acceso con Clave Fiscal)
  2. Ir a Sistema Registral
  3. Hacer click en la lupa
  4. Registro tributario > Monotributo
  5. Este es el 1er formulario que se rompe. Hay dos soluciones:
@wacko
wacko / gemcount
Last active June 21, 2017 20:53
List all the different gems on your Gemfile.lock
#!/bin/bash
print_gems() {
awk '/([[:alnum:]_]+) \(/{ print $1 }' Gemfile.lock | sort -u
}
count() {
grep -c ^
}
@wacko
wacko / 01 Intro.md
Created June 7, 2019 19:36
Guia rápida para instalar ruby
@wacko
wacko / 01_node.sh
Last active August 4, 2019 08:10
Nativefier installer (Node.js + HomeBrew)
brew install 'nvm'
NODE_VERSION="4.4.3"
if ! grep -qs 'source $(brew --prefix nvm)/nvm.sh' ~/.bash_profile; then
printf 'export PATH="$PATH:/usr/local/lib/node_modules"\n' >> ~/.bash_profile
printf 'source $(brew --prefix nvm)/nvm.sh\n' >> ~/.bash_profile
fi
source $(brew --prefix nvm)/nvm.sh
nvm install "$NODE_VERSION"
@wacko
wacko / short_date.rb
Last active January 3, 2020 23:18
Class to represent a short date (MM/DD), without the year component
require 'date'
class ShortDate
attr_reader :month, :day
include Comparable
def initialize(string)
date = Date.strptime(string, '%m/%d')
@month, @day = date.month, date.day
rescue StandardError
@wacko
wacko / radios_nacionales.txt
Last active July 23, 2020 01:45 — forked from pisculichi/radios_nacionales.txt
URLs de radios nacionales de Argentina, para poder escuchar en la terminal con mplayer o vlc
# alias radio='function __radio(){ r=`grep -v "#" radios_nacionales.txt | grep -m 1 -i $1 | cut -d" " -f1`; cvlc $r 2> /dev/null; }; __radio'
# podria utilizarse mplayer en vez de vlc
AMs Nacionales
http://200.68.81.65:8000/am530 Radio Madre 530
http://www.servidorstreaming1.com:9962/; Radio Colonia 550
http://195.154.182.222:25223/live.mp3 Radio Argentina 570
http://18683.live.streamtheworld.com/CONTINENTAL_SC Continental 590
http://38.107.243.197:9639/live Rivadavia 630