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suzuki-kei
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| require 'openssl' | |
| class Cipher | |
| # 初期化ベクトル. | |
| attr_reader :iv | |
| # 暗号鍵. | |
| attr_reader :key |
suzuki-kei
/ memo.sh
Created
November 9, 2014 10:03
memo と打つと ~/.memo/memo.YYYY-MM-DD.txt というファイルを作成し、$EDITOR で開いてくれる Bash スクリプトです。ファイルは daily でバックアップされます。
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| function memo { | |
| local memo_dir=~/.memo | |
| mkdir -p "$memo_dir" | |
| local current_memo_file=$memo_dir/memo.`date '+%Y-%m-%d'`.txt | |
| local previous_memo_file=$memo_dir/`ls -1 "$memo_dir" | tail -1` | |
| if [ ! -f "$current_memo_file" -a -f "$previous_memo_file" ]; then | |
| cp -pi "$previous_memo_file" "$current_memo_file" | |
| fi |
suzuki-kei
/ sierpinski.vim
Created
November 4, 2013 10:49
vim script の習作です。
現在のカーソル位置にシェルピンスキーの三角形を挿入します。
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| " | |
| " 現在のカーソル位置にシェルピンスキーの三角形を挿入する. | |
| " | |
| " MIT Lisence | |
| " | |
| " [使い方] | |
| " | |
| " 1. :source sierpinski.vim | |
| " 2. :Sierpinski | |
| " |
suzuki-kei
/ vi 手習い.markdown
Created
November 10, 2013 11:38
suzuki-kei
/ document-index-options.template.html
Last active
March 24, 2019 15:54
Generate Document Index
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <base target="_top"> | |
| <style> | |
| fieldset { | |
| margin-top: 1em; | |
| margin-bottom: 1em; | |
| } | |
| #generate { |
suzuki-kei
/ reduce-amazon-url.rb
Created
November 3, 2019 09:16
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| #!/bin/ruby | |
| # | |
| # Amazon の URL から冗長な要素を削除する. | |
| # | |
| # Example: | |
| # cat amazon-urls.txt | ruby reduce-amazon-url.rb | |
| # | |
| while line = gets do | |
| url = line.chomp |
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| /** | |
| * 指定された日付が休業日であるか判定する. | |
| * | |
| * @param {Date} date | |
| * 判定対象の日付. | |
| * | |
| * @return {Object} | |
| * 休業日の場合は Truthy な値. | |
| * 休業日ではない場合は Falsy な値. | |
| */ |
suzuki-kei
/ jquery.post_link.js
Last active
February 15, 2021 14:38
Ruby on Rails でリンクを POST で送信したい、パラメータは URL に含めずにリクエスト本文に含めたい、という方のための jQuery プラグインです。
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| /** | |
| * | |
| * リンククリック時に POST でリクエストするようにフックする. | |
| * | |
| * [使い方] | |
| * | |
| * HTML で以下のようにリンクを設定しているとする. | |
| * | |
| * <a href="..." class="post">...</a> | |
| * |
suzuki-kei
/ normalize-url.js
Last active
January 16, 2022 15:10
Amazon の商品ページ等の URL からパラメータや冗長な部分を削除する bookmarklet
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| // | |
| // Amazon の商品ページなどの URL を正規化する bookmarklet です. | |
| // | |
| // 具体例: | |
| // | |
| // https://www.amazon.co.jp/XXXXX/dp/B07FQ4DJ7X?tag=xxx&ref=xxx | |
| // -> https://www.amazon.co.jp/dp/B07FQ4DJ7X | |
| // | |
| // https://www.amazon.co.jp/gp/product/B07FQ4DJ7X?tag=xxx&ref=xxx | |
| // -> https://www.amazon.co.jp/dp/B07FQ4DJ7X |
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