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Adan Alvarado aalvarado

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aalvarado / .psqlrc
Last active August 29, 2015 14:03
postgresql DEVELOPMENT configuration
\pset null 'NULL'
\set HISTFILE ~/.psql_history- :HOST - :DBNAME
\set HISTSIZE 100000
\timing
\set PROMPT1 '(%n@%M:%>) [%/] > '
\set PROMPT2 ''
\encoding unicode
\timing
\pset pager always
\setenv LESS '-iMSsx2 -FX'
@aalvarado
aalvarado / 99-displaymagic.rules
Last active August 29, 2015 14:08 — forked from XenGi/99-displaymagic.rules
#/etc/udev/rules.d/99-displaymagic.rules
# enable LVDS on HDMI disconnect
SUBSYSTEM=="drm", ACTION=="change", RUN+="/usr/local/bin/displaymagic.sh"
@aalvarado
aalvarado / inverse_of_test.rb
Last active August 29, 2015 14:14 — forked from ashanbrown/gist:c336923ee94609528095
unless File.exist?('Gemfile')
File.write('Gemfile', <<-GEMFILE)
source 'https://rubygems.org'
gem 'rails', '4.2.0'
gem 'arel'
gem 'sqlite3'
GEMFILE
system 'bundle'
end
@aalvarado
aalvarado / sti_scope.rb
Last active August 29, 2015 14:16
http://stackoverflow.com/questions/28711074/undefined-method-error-for-scope-on-sti-subclass
# http://stackoverflow.com/questions/28711074/undefined-method-error-for-scope-on-sti-subclass
unless File.exist?('Gemfile')
File.write('Gemfile', <<-GEMFILE)
source 'https://rubygems.org'
gem 'rails'
gem 'arel'
gem 'sqlite3'
GEMFILE
@aalvarado
aalvarado / missing_int_solution.rb
Created March 10, 2015 13:16
missing int
# Missing int from unsorted array and with arbitrary starting int
def solution(a=[])
sum = 0
min = a.first
max = a.last
a.each do |e|
sum += e
min = e if e < min
@aalvarado
aalvarado / solution.rb
Created March 10, 2015 13:41
PermMissingElem
def solution(a)
((( a.size + 2 ) * ( a.size + 1 )) / 2) - ( a.reduce(&:+) || 0 )
end
@aalvarado
aalvarado / presentation
Last active August 29, 2015 14:20
Taller Git
* Acerca de Git
- ¿Por que es necesario?
- Otras opciones en control de versiones
- Distribuidos y centralizados
* Recursos
- Pro Git book. http://git-scm.com/book
- StackOverflow
- Internet
@aalvarado
aalvarado / fizzbuzz.rb
Created June 1, 2015 14:42
FizzBuzz Ruby without any integer modulus or division
limit = 100
fizz = ['']*2 << 'fizz'
buzz = ['']*4 << 'buzz'
(1..limit).to_a.zip(fizz.cycle(limit).to_a.zip(buzz.cycle(limit).to_a)).each{ |n| puts n.join(' ') }
@aalvarado
aalvarado / changeLineRecorded.py
Created October 27, 2010 23:50
Snippet from my record line file for pythonscript plugin in n++
class FilePosition:
def __init__(self, bufferId):
self.bufferId = bufferId #sets the bufferId
self.filePositions = [] # where the modified lines will be stored
self.lastPos = 0
self.counter = 0
def addFilePosition(self, pos):
self._findDelete(pos) # checks if the line number is already in the list
@aalvarado
aalvarado / namespace_encapsulation.js
Created April 20, 2011 15:29
namespace and object encapsulation in js
/*
sources:
http://www.justatheory.com/computers/programming/javascript/emulating_namespaces.html
http://www.dustindiaz.com/namespace-your-javascript/
http://www.crockford.com/javascript/private.html
http://yuiblog.com/blog/2007/06/12/module-pattern/
http://stackoverflow.com/questions/881515/javascript-namespace-declaration
*/