$ rails g model User
belongs_to
has_one
| Onigmo (Oniguruma-mod) Regular Expressions Version 6.1.0 2016/12/25 | |
| syntax: ONIG_SYNTAX_RUBY (default) | |
| 1. Syntax elements | |
| \ escape (enable or disable meta character) | |
| | alternation | |
| (...) group |
| git tag -d TagName && git push origin :refs/tags/TagName |
| git tag -d TagName && git push origin :refs/tags/TagName |
| sudo apt-get install zlib1g-dev libssl-dev libsqlite3-dev libmysqlclient-dev imagemagick librmagick-ruby libxml2-dev libxslt1-dev build-essential openssl libreadline6 libreadline6-dev zlib1g libyaml-dev libsqlite3-0 sqlite3 libxml2-dev libxslt-dev autoconf libc6-dev ncurses-dev automake libtool bison libpq-dev libpq5 libmysql-ruby libmysqlclient-dev |