chromiumVersion 50.0.2661.102 Ubuntu 14.04 (64-bit) Version 51.0.2704.79 Ubuntu 14.04 (64-bit)chromedriver ChromeDriver 2.22 /usr/lib/chromium-browser/chromedriver

https://fishrimper.blogspot.hk/2014/07/dhcp-dns-ip.html Ubuntu Desktop のデフォルト設定だと DHCP で割り当てられた DNS サーバーの IP アドレスを簡単に確認できなかったので調べてみました。環境 Ubuntu 14.04 Desktop 日本語 Remix一般的に DNS の I…

$ irb 2.2-head :001 > x=nil => nil 2.2-head :002 > x ||=3 => 3 2.2-head :003 > x=1 => 1 2.2-head :004 > x ||=3 => 1 2.2-head :005 > x => 1

Ctrl+Enterキーはセル内のテキスト編集カーソルでのみ使用でき、入力行では使用できません。行ブレークを挿入するテキスト位置に正規表現として \n を入力することで、改行文字を検索と置換ダイアログで検索することができます。改行文字を数式テキストに入…

http://www.gamvaro.com/kswiki/index.php?%E3%82%B5%E3%83%BC%E3%83%90%E3%83%BC%E9%96%A2%E4%BF%82%2Fnginx http://blog.uklab.jp/web/modified-nginx-conf/sudo vi /etc/default/ufw IPV6=yessudo ufw disable sudo ufw enable with mySQL, https://www.d…

http://www.task-notes.com/entry/20141204/1417662000

https://www.digitalocean.com/community/tutorials/how-to-deploy-a-rails-app-with-puma-and-nginx-on-ubuntu-14-04

https://www.digitalocean.com/community/tutorials/how-to-install-ruby-on-rails-with-rbenv-on-ubuntu-14-04

bundle install --path gemshttp://ka-zoo.net/2013/07/difference-of-rake-xxx-and-bundle-exec-rake-xxx/ http://qiita.com/windhorn/items/0f58866291f8273f18fb http://qiita.com/shunsuke227ono/items/dbc7c3428bc0ac01e9ac

http://komaken.me/blog/2013/07/05/%E9%A0%AD%E3%81%8C%E5%BC%B1%E3%81%99%E3%81%8E%E3%81%A6ruby-rbenv-gem-bundle-rails%E3%81%AE%E4%BB%95%E7%B5%84%E3%81%BF%E3%81%8C%E7%90%86%E8%A7%A3%E3%81%A7%E3%81%8D%E3%81%AA%E3%81%84%E3%83%BB/http://kdbm.jp/…

https://www.digitalocean.com/community/tutorials/how-to-install-mysql-on-ubuntu-14-04https://gorails.com/setup/ubuntu/14.04

http://qiita.com/caramelbit/items/e9b08c6b11f762b949de http://railsdoc.com/references/rake%20db:migrate http://qiita.com/tetsuya/items/f21170a9667d7e465da8database.ymlの内容でデータベースを作成 rake db:create

rails new helloworld_db -d mysql"An error occurred while installing mysql2 (0.4.4), and Bundler cannot continue. Make sure that `gem install mysql2 -v '0.4.4'` succeeds before bundling."gem install mysqlgem search -rsudo apt-get install li…

Nginx + Pumaで、Railsアプリケーション http://ticklecode.com/step16-nginx-rails-server/How To Deploy a Rails App with Puma and Nginx on Ubuntu 14.04 https://www.digitalocean.com/community/tutorials/how-to-deploy-a-rails-app-with-puma-and-ng…

http://qiita.com/pugiemonn/items/11a2bc8403e5947a8f13http://pcl.solima.net/archives/428

http://www.moongift.jp/2014/12/brimir-web%E3%83%99%E3%83%BC%E3%82%B9%E3%81%AE%E3%83%81%E3%82%B1%E3%83%83%E3%83%88%E7%AE%A1%E7%90%86/http://www.moongift.jp/2013/12/brimir-%E3%83%A1%E3%83%BC%E3%83%AB%E3%82%B5%E3%83%9D%E3%83%BC%E3%83%88%E3%82…

https://www.digitalocean.com/community/tutorials/how-to-set-up-a-firewall-with-ufw-on-ubuntu-14-04http://sig9.hatenablog.com/entry/2016/04/23/122243http://qiita.com/tmf16/items/bb789a45c0f456eac11f rails s -b 0.0.0.0

http://silverlinux.blogspot.hk/2012/05/how-to-pptp-vpn-on-ubuntu-1204-pptpd.html - https://www.google.com.hk/webhp?sourceid=chrome-instant&ion=1&espv=2&ie=UTF-8&client=ubuntu#q=ubuntu%20pptp%20server%20no%20encryption http://silverlinux.bl…

https://www.howtoforge.com/virtual-users-and-domains-with-postfix-courier-mysql-and-squirrelmail-ubuntu-14.04-ltshttps://www.digitalocean.com/community/tutorials/how-to-install-and-setup-postfix-on-ubuntu-14-04https://www.digitalocean.com/…

http://www.gottabemobile.com/2016/08/04/ios-9-3-problems-5-things-you-need-to-know/http://www.zdnet.com/article/ios-9-breaks-vpns-and-how-to-fix-it/http://www.infoworld.com/article/2984351/virtual-private-network/ios-9-breaks-vpns-prevents…

apt-get purge libx11*http://askubuntu.com/questions/484095/how-do-i-remove-all-desktop-related-packages-leaving-server-only

http://www.virment.com/iptables-setting-example/ http://qiita.com/Tocyuki/items/6d90a1ec4dd8e991a1ce

https://www.digitalocean.com/community/tutorials/how-to-setup-your-own-vpn-with-pptp

http://qiita.com/k0kubun/items/248395f68164b52aec4a Nginx --webserver Unicorn -- App server Rails/joomla --- app frameworkinstall Joomla CMS onto a Ubuntu 12.04 server with LEMP stack (Linux Nginx MySQL PHP). https://stevenwilliamalexander…