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2018-08-17 追記 数百テナント程度なら大きな問題なく利用できる一方、数千テナント規模になってくると migration コストが重くなってきました。 一つの解として SmartHR 社では citus という DB As a Service への移行を決めました。 詳しくはこちらのブログ記事をご参照ください。 SmartHR が定期メンテナンスを始めた理由とやめる理由 - SmartHR Tech Blog 概要 Rails でマルチテナントサービスを実現する apartment という gem を紹介します。 バージョン rails: 4.2.0 apartment: 1.0.0 マルチテナントサービス？ 1 つのサービスの中に複数のテナントが同居するサービスです。 例としては Qiita:Team や Trello などなど、企業やチームで利用する SaaS 型のサービスが想

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概要 Dockerfile ともっと仲良くしたい。 すごく大きな不満があるわけじゃないけれど、↓のようなことができると嬉しい。 1 つのプロジェクト内で複数の Dockerfile を用途に応じて使い分けたい ある Dockerfile から別の Dockerfile を include したい Dockerfile 内で変数が使えたりすると嬉しい Rails プロジェクトを想定していますが、他のフレームワークでも rake と ActionView が使えるならイケるはず。 実装 rake dockerfile:build という rake タスクを作ってみる。 namespace :dockerfile do desc "build Dockerfile" task :build => :environment do view_context = ActionView::Base.ne

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Index: ext/openssl/ossl_pkey_ec.c =================================================================== --- ext/openssl/ossl_pkey_ec.c (revision 41807) +++ ext/openssl/ossl_pkey_ec.c (revision 41808) @@ -762,8 +762,10 @@ method = EC_GFp_mont_method(); } else if (id == s_GFp_nist) { method = EC_GFp_nist_method(); +#if !defined(OPENSSL_NO_EC2M) } else if (id == s_GF2m_simple) { method = EC_GF2m_simple

概要 Google Chrome の検索エンジン機能を利用することによって、 Redmine や Backlog などの BTS にて課題ページを簡単に開くことができます。 「◯◯番のチケットに書いといたからー」と言われた時などに重宝しています。 利用イメージ (Backlog) cmd + l でアドレスバーに移動して 「キーワード（変更可能） チケット番号」を入力 該当のページが開かれる 手順 アドレスバーを右クリックし「検索エンジンの編集」を選択する 「その他の検索エンジン」の「新しい検索エンジン」「キーワード」「検索キーワードの代わりに %s を含む URL」を入力する <例> 新しい検索エンジン: タイトル キーワード: hoge 検索キーワードの代わりに %s を含む URL: https://xxx.backlog.jp/view/XYZ-%s cmd + l でアドレスバー

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