Junya Ogino ogijun
ogijun
/ bsearch.rb
Created
August 28, 2012 01:59
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| class Array | |
| def bsearch(e, l = 0, u = length - 1) | |
| if l <= u | |
| m = (l + u)/2 | |
| e < self[m] ? u = m - 1 : l = m + 1 | |
| e == self[m] ? m : bsearch(e, l, u) | |
| end | |
| end | |
| end |
ogijun
/ nokogiri_xslt_example.rb
Created
May 3, 2012 14:27
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| require 'nokogiri' | |
| xml = <<EOS | |
| <html> | |
| <body> | |
| <h1><a href="#">This is title</a></h1> | |
| <p> | |
| Hello <i>world</i>! | |
| This is <em>another</em> line. | |
| <p><h3>And a paragraph <em>with</em> a heading.</h3></p> |
ogijun
/ pretty_print.xsl
Created
May 3, 2012 14:01
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| <xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"> | |
| <xsl:output method="xml" encoding="ISO-8859-1"/> | |
| <xsl:param name="indent-increment" select="' '"/> | |
| <xsl:template name="newline"> | |
| <xsl:text disable-output-escaping="yes"> | |
| </xsl:text> | |
| </xsl:template> | |
| <xsl:template match="comment() | processing-instruction()"> |
ogijun
/ japanese_holidays.rb
Created
April 19, 2012 03:06
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| # encoding: UTF-8 | |
| class HolidayInfo | |
| def initialize date | |
| @date = date | |
| @is_national = false | |
| @name = "" | |
| @is_substitute = false | |
| end | |
| attr_accessor :date, :is_national, :name, :is_substitute |
ogijun
/ gist:1869060
Created
February 20, 2012 12:48
Guessing the encoding of given string by trying only Japanese major encodings.
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| def ugly_guess_jp str | |
| %w[UTF-8 EUC-JP Shift_JIS eucJP-ms Windows-31J].find do |encoding| | |
| begin | |
| tested = str.force_encoding(encoding) | |
| tested.valid_encoding? && tested.encode('UTF-8').valid_encoding? | |
| rescue Encoding::UndefinedConversionError => e | |
| nil | |
| end | |
| end | |
| end |
ogijun
/ bootstrap_link_renderer.rb
Created
November 1, 2011 12:03
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| class BootstrapLinkRenderer < WillPaginate::LinkRenderer | |
| def to_html | |
| links = @options[:page_links] ? windowed_links : [] | |
| links.unshift(page_link_or_span(@collection.previous_page, 'prev', @options[:previous_label])) | |
| links.push(page_link_or_span(@collection.next_page, 'next', @options[:next_label])) | |
| html = @template.content_tag(:ul, links.join(@options[:separator])) | |
| @options[:container] ? @template.content_tag(:div, html, html_attributes) : html |
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| aj = [[0,1,2],[2,0,1],[1,2,0]] | |
| n = 100 | |
| m = 10 | |
| while (n > 0) | |
| hm = m/2 | |
| (1..(m-6)/4).each { |a| a3 = a**3 | |
| ((a+1)..(((m2=m-a)-3)/3)).each { |b| b3 = b**3 | |
| # a+b+c+d == m; a+d == b+c (mod 6) => c == m/2-b (mod 3) | |
| c = b+1; c += aj[c%3][(hm-b)%3] | |
| upper_c = ((m3=m2-b)-1)/2 |
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| -- Ramanujan Numbers: | |
| -- c.f. http://www.ipl.t.u-tokyo.ac.jp/~onoue/pub/jssst01.pdf | |
| module Main where | |
| main = print (take 10 (ramanujan (\(a,b) -> a^3 + b^3))) | |
| ramanujan f = [(x,y) | (x,y)<- zip s (tail s), f x == f y] where s = fsort f 1 | |
| fsort f k = (k,k) : fmerge f [(k,b) | b<-[k+1..]] (fsort f (k+1)) | |
| fmerge f (x:xs) (y:ys) | |
| | f x <= f y = x : fmerge f xs (y:ys) | |
| | otherwise = y : fmerge f (x:xs) ys |
ogijun
/ gist:770589
Created
January 8, 2011 05:52
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| require 'curb' | |
| require 'net/http' | |
| require 'open-uri' | |
| require 'benchmark' | |
| Net::HTTP.version_1_2 | |
| n = 100 | |
| Benchmark.bm do |x| |
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| #compdef heroku | |
| local state ret=1 | |
| local -a cmds | |
| cmds=( | |
| "version:show the gem version" \ | |
| "list:list your apps" \ | |
| "create:create a new app" \ | |
| "keys:show your user's public keys" \ | |
| "keys\:add:add a public key" \ |
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