标签: ruby-development-tools

RDT(Ruby Development Tool)似乎是向Eclipse添加Ruby支持的首选插件.但是,我看到该项目的主要开发人员加入了Aptana RadRails.这是否意味着项目不再是Eclipse中的Ruby最新版本？

如果是这样,哪些插件是这些天的首选和最佳选择？

我最近重置了我的 mac。Rails 不会安装我输入

sudo gem install rails

我收到此错误：

Building native extensions.  This could take a while...
ERROR:  Error installing rails:
    ERROR: Failed to build gem native extension.

    /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/bin/ruby extconf.rb
checking for unistd.h... *** 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=/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/bin/$(RUBY_BASE_NAME)
/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/mkmf.rb:467:in `try_do': …