我在Ubuntu 14~虚拟机中安装Rails时搞砸了所有内容并收到以下错误信息：
karol@karol-VirtualBox:~$ gem install rails -v 4.2.4 Fetching:
rack-1.6.4.gem (100%) Successfully installed rack-1.6.4 Fetching:
rack-test-0.6.3.gem (100%) Successfully installed rack-test-0.6.3
Building native extensions. This could take a while... ERROR: Error
installing rails: ERROR: Failed to build gem native extension.
/home/karol/.rvm/rubies/ruby-2.2.3/bin/ruby extconf.rb checking if the C compiler accepts ... *** extconf.rb failed *** Could not create
Makefile due to some reason, probably lack of necessary libraries
and/or headers. Check the mkmf.log file for more details. You may
need configuration options.
Provided configuration options: --with-opt-dir --without-opt-dir
--with-opt-include --without-opt-include=${opt-dir}/include
--with-opt-lib --without-opt-lib=${opt-dir}/lib --with-make-prog
--without-make-prog --srcdir=. --curdir
--ruby=/home/karol/.rvm/rubies/ruby-2.2.3/bin/$(RUBY_BASE_NAME)
--help --clean
/home/karol/.rvm/rubies/ruby-2.2.3/lib/ruby/2.2.0/mkmf.rb:456:in
`try_do': The compiler failed to generate an executable file.
(RuntimeError) You have to install development tools first. from
/home/karol/.rvm/rubies/ruby-2.2.3/lib/ruby/2.2.0/mkmf.rb:571:in
`block in try_compile' from
/home/karol/.rvm/rubies/ruby-2.2.3/lib/ruby/2.2.0/mkmf.rb:522:in
`with_werror' from
/home/karol/.rvm/rubies/ruby-2.2.3/lib/ruby/2.2.0/mkmf.rb:571:in
`try_compile' from extconf.rb:80:in `nokogiri_try_compile' from
extconf.rb:87:in `block in add_cflags' from
/home/karol/.rvm/rubies/ruby-2.2.3/lib/ruby/2.2.0/mkmf.rb:619:in
`with_cflags' from extconf.rb:86:in `add_cflags' from
extconf.rb:337:in `<main>'
Gem files will remain installed in
/home/karol/.rvm/gems/ruby-2.2.3/gems/nokogiri-1.6.6.2 for inspection.
Results logged to
/home/karol/.rvm/gems/ruby-2.2.3/gems/nokogiri-1.6.6.2/ext/nokogiri/gem_make.out
gem_make.out：
/home/karol/.rvm/rubies/ruby-2.2.3/bin/ruby extconf.rb checking if the
C compiler accepts ... *** extconf.rb failed *** Could not create
Makefile due to some reason, probably lack of necessary libraries
and/or headers. Check the mkmf.log file for more details. You may
need configuration options.
Provided configuration options: --with-opt-dir --without-opt-dir
--with-opt-include --without-opt-include=${opt-dir}/include
--with-opt-lib --without-opt-lib=${opt-dir}/lib --with-make-prog
--without-make-prog --srcdir=. --curdir
--ruby=/home/karol/.rvm/rubies/ruby-2.2.3/bin/$(RUBY_BASE_NAME)
--help --clean
/home/karol/.rvm/rubies/ruby-2.2.3/lib/ruby/2.2.0/mkmf.rb:456:in
`try_do': The compiler failed to generate an executable file.
(RuntimeError) You have to install development tools first. from
/home/karol/.rvm/rubies/ruby-2.2.3/lib/ruby/2.2.0/mkmf.rb:571:in
`block in try_compile' from
/home/karol/.rvm/rubies/ruby-2.2.3/lib/ruby/2.2.0/mkmf.rb:522:in
`with_werror' from
/home/karol/.rvm/rubies/ruby-2.2.3/lib/ruby/2.2.0/mkmf.rb:571:in
`try_compile' from extconf.rb:80:in `nokogiri_try_compile' from
extconf.rb:87:in `block in add_cflags' from
/home/karol/.rvm/rubies/ruby-2.2.3/lib/ruby/2.2.0/mkmf.rb:619:in
`with_cflags' from extconf.rb:86:in `add_cflags' from
extconf.rb:337:in `<main>'
这是因为我试图解决这个问题：
The program 'rails' can be found in the following packages: *
ruby-railties-3.2 * ruby-railties-4.0
老实说，我不知道我在那里做了什么。
我正在使用RVM。
你是否建议我取消与Ruby / Rails相关的所有内容，还是有另一种方式？