我运行Kubuntu,并希望安装最新的稳定Ruby版本,在撰写本文时是2.4.2。不幸的是,Ubuntus有点落后: 17.10有这样的功能:
$ ruby --version
ruby 2.3.3p222 (2016-11-21) [x86_64-linux-gnu]
$我在谷歌上搜索过,看到了很多建议,但没有一个是优雅的。我不想使用rvm (没什么问题--我只想更新我的“基础”ruby )。从源代码构建是可以的,除了它至少会默认安装在/usr/local下的某个地方,并且会保留旧版本。我想升级到2.4.2 --可能使用rvm来安装2.5。
我已经尝试过使用下面评论中的建议了。ppa似乎没有2.4。当我使用apt install ruby2.4*时,*是一个正则表达式,所以匹配2.{anything_or_nothing},所以尝试拉入2.3,这不是我想要的-例如
$ sudo apt install ruby2.4*
Reading package lists... Done
Building dependency tree
Reading state information... Done
Note, selecting 'ruby2.3' for regex 'ruby2.4*'
Note, selecting 'uwsgi-plugin-rack-ruby2.3' for regex 'ruby2.4*'
Note, selecting 'ruby2.3-dev' for regex 'ruby2.4*'
Note, selecting 'ruby2.3-doc' for regex 'ruby2.4*'
Note, selecting 'libruby2.3' for regex 'ruby2.4*'
Note, selecting 'ruby-ruby2ruby' for regex 'ruby2.4*'
Note, selecting 'ruby2.3-tcltk' for regex 'ruby2.4*'
libruby2.3 is already the newest version (2.3.3-1ubuntu1).
ruby2.3 is already the newest version (2.3.3-1ubuntu1).
ruby2.3-dev is already the newest version (2.3.3-1ubuntu1).
ruby2.3-dev set to manually installed.
The following additional packages will be installed:
libmatheval1 ruby-parser ruby-sexp-processor uwsgi-core
Suggested packages:
nginx-full | cherokee | libapache2-mod-proxy-uwsgi | libapache2-mod-uwsgi | libapache2-mod-ruwsgi uwsgi-plugins-all uwsgi-extra
The following NEW packages will be installed
libmatheval1 ruby-parser ruby-ruby2ruby ruby-sexp-processor ruby2.3-doc ruby2.3-tcltk uwsgi-core uwsgi-plugin-rack-ruby2.3
0 to upgrade, 8 to newly install, 0 to remove and 44 not to upgrade.
Need to get 4,444 kB of archives.
After this operation, 34.5 MB of additional disk space will be used.
Do you want to continue? [Y/n] n
Abort.谢谢。
发布于 2017-11-01 07:31:22
只需添加我们的存储库,如果您还没有:
$ sudo apt-add-repository ppa:brightbox/ruby-ng
$ sudo apt-获取更新
安装软件包:
$ sudo apt-get install ruby2.4 ruby2.4-dev
你已经启动并运行了:
$ ruby2.4 -v
ruby 2.4.0p0 (57164-12-24修订版) x86_64-linux-gnu
https://stackoverflow.com/questions/47037665
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