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| function cartesianProductOf(){ | |
| return _.reduce(arguments, function(mtrx, vals){ | |
| return _.reduce(vals, function(array, val){ | |
| return array.concat( | |
| _.map(mtrx, function(row){ return row.concat(val); }) | |
| ); | |
| }, []); | |
| }, [[]]); | |
| } |
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| (function($){ | |
| // | |
| //-------------------------------------- Model : Image | |
| // | |
| Image = Backbone.Model.extend({ | |
| defaults: { | |
| 'delete' : false | |
| } | |
| }); | |
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| > def a(x,y); end | |
| => nil | |
| > send :a, [1,2] | |
| ArgumentError: wrong number of arguments (1 for 2) | |
| from (irb):1:in `a' | |
| from (irb):2 | |
| from /Users/bhundley/.rvm/rubies/ruby-1.9.2-p290/bin/irb:16:in `<main>' | |
| > send :a, *[1,2] | |
| => nil |
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| # Orig | |
| def items options = Hash.new | |
| products = true_category.descendant_products.available.visible | |
| if options[:vendor] | |
| products = products.by_vendor options[:vendor] | |
| end | |
| if options[:factor] |
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| __quiet() { | |
| $1 2> /dev/null | |
| } | |
| parse_git_branch() { | |
| __quiet 'git branch' | sed -e '/^[^*]/d' -e 's/* \(.*\)/(\1)/' | |
| } | |
| count_git_changes() { | |
| count=$(__quiet 'git status -s' | wc -l) |
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| gemopen() { | |
| gem_dir=( $(find $GEM_HOME/gems -maxdepth 1 | grep $1) ) | |
| dir_count=${#gem_dir[*]} | |
| if [ $dir_count == 0 ]; then | |
| echo $1 directory not found. | |
| elif [ $dir_count == 1 ]; then | |
| mate ${gem_dir[0]} | |
| else | |
| for line in ${!gem_dir[*]}; do | |
| echo $(($line + 1)). ${gem_dir[$line]} |
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| module Breadcrumbs | |
| def self.included(mod) | |
| mod.extend ClassMethods | |
| mod.class_variable_set :@@__defined_methods, [] | |
| end | |
| module ClassMethods | |
| def method_added(m) | |
| unless (meths = class_variable_get(:@@__defined_methods)).include?(m) |
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| gemopen() { | |
| gem_dir=( $(find $GEM_HOME/gems -maxdepth 1 | grep $1) ) | |
| for line in ${!gem_dir[*]}; do | |
| echo $(($line + 1)). ${gem_dir[$line]} | |
| done | |
| if [ ${#gem_dir[*]} == 0 ]; then | |
| echo $1 directory not found. | |
| else | |
| echo -e '> \c' | |
| read inpt |
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| def run(&block) | |
| begin; yield; rescue => e; Error.report(e); end | |
| end |
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| def self.volatility(prices) | |
| mean = (prices.inject {|s,n| s+n}) / prices.length | |
| sd = Math.sqrt((prices.inject(0) {|s,n| s + (n-mean)*(n-mean)}) / (prices.length-1)) | |
| rsd = sd/mean*100 | |
| ('%.2f'%rsd) | |
| end |
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