Jas*_*iti 5 package-management ruby software-installation
我运行的是 Ubuntu 16.04。
我的ruby版本是:ruby 2.3.0p0 (2015-12-25) [x86_64-linux-gnu]
如何将 ruby 降级到 2.1 版本以与我的开发团队的其他成员保持一致(我们的一些项目依赖项与 2.3 版本不兼容)?
我已尝试https://www.brightbox.com/docs/ruby/ubuntu/#Installingthepackages上的说明:
sudo apt-get install ruby2.1
Reading package lists... Done
Building dependency tree
Reading state information... Done
Note, selecting 'libruby2.1' for regex 'ruby2.1'
0 upgraded, 0 newly installed, 0 to remove and 17 not upgraded.
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我的 Ubuntu 安装只有 2.3 版本:
ls /usr/lib/ruby/
2.3.0 gems vendor_ruby
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关于如何将 Ruby 降级到 2.1 版本还有其他想法吗?
使用 rbenv
安装依赖项
sudo apt-get update
sudo apt-get install git-core curl zlib1g-dev build-essential libssl-dev libreadline-dev libyaml-dev libsqlite3-dev sqlite3 libxml2-dev libxslt1-dev libcurl4-openssl-dev python-software-properties libffi-dev
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设置 rbenv
cd
git clone https://github.com/rbenv/rbenv.git ~/.rbenv
echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> ~/.bashrc
echo 'eval "$(rbenv init -)"' >> ~/.bashrc
exec $SHELL
git clone https://github.com/rbenv/ruby-build.git ~/.rbenv/plugins/ruby-build
echo 'export PATH="$HOME/.rbenv/plugins/ruby-build/bin:$PATH"' >> ~/.bashrc
exec $SHELL
git clone https://github.com/rbenv/rbenv-gem-rehash.git ~/.rbenv/plugins/rbenv-gem-rehash
rbenv install 2.1.0
rbenv global 2.1.0
ruby -v
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用于rbenv install -l列出所有可用的 ruby 版本
参考:Gorails
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