在虚拟机上执行gem install redis 没有反应: 百度方法如下: #移除官方镜像,增加淘宝镜像 gem sources --add https://ruby.taobao.org/ --remove https://rubygems.org/ 然后,再次用gem install redis 就可以了.

解决方案: gem install rails -V ....其实他本身在后台运行,白白的给他中断好多次,用-V这个选项就可以直接回显信息了

Gem::Ext::BuildError: ERROR: Failed to build gem native extension. /Users/angela/.rbenv/versions/1.9.3-p545/bin/ruby -r ./siteconf20170106-59264-robjdg.rb extconf.rb --use-system-libraries checking if the C compiler accepts ... yes checking if the C

10.11 cocoapods安装命令: sudo gem install -n /usr/local/bin cocoapods

在安装了rvm来管理多版本的ruby之后,想在不同环境下安装一些gems,结果gem install puma 之后,发现一次又一次失败. gem install 出现Errno::ECONNRESET: Connection reset by peer - SSL_connect (https://api.rubygems.org 起初以为原因是:可能因为openssl上次的心血漏洞,使得服务器更新了ssl,拒绝所有低版本的ssl链接. 于是解决办法: 1. rvm pkg install o

1. 尝试更新 sudo gem update --system 2. 查看安装详细 sudo gem install cocoapods -V 3.详细使用有个链接 http://blog.csdn.net/meegomeego/article/details/24005567

gem install pg -v '0.18.2' Building native extensions. This could take a while... ERROR: Error installing pg: ERROR: Failed to build gem native extension. current directory: /Users/bevan/.rvm/gems/ruby-2.3.0/gems/pg-0.18.2/ext /Users/bevan/.rvm/rubie

文章是从个人博客转过来的,  可以直接访问 iwangzheng.com https://github.com/thoughtbot/factory_girl https://github.com/thoughtbot/factory_girl/blob/master/GETTING_STARTED.md http://ruby.taobao.org/ 今天项目结束,打算搞一下接手这个项目之前的单元测试,因为接受的时候很多测试是跑不通的,于是重新学习了一下 factory_girl gem in

在使用IOS_BaiduSDK的时候,需要用到cocoapods,所以就需要按照步骤继续着.但是在过程中会遇到一些问题: 1. sudo gem install cocoapods 运行这个报错 RubertdeMacBook-Pro:~ Rubert$ sudo gem install cocoapods /System/Library/Frameworks/Ruby.framework/Versions//universal-darwin14/rbconfig.rb:: warning: I

解决方案为,不要用sudo gem install就好了,卧槽

因为主机环境不能联外网,悲哀,所以只能想办法下载包,上传到主机来安装 环境:el6.x86_64 1. gem 安装[http://centos.ustc.edu.cn/centos/6/os/x86_64/Packages/] Ruby 1.9.2版本默认已安装Ruby Gem,如果你的版本低于这个?那就往下看吧安装gem 需要ruby的版本在 1.8.7 以上 # rpm -qa |grep rubyrubygems-1.3.7-5.el6.noarchruby-1.8.7.374-4.el

有个树莓pi,安装了shadowsocks 和 cow ,做代理,走ipv6,学校不收ipv6流量钱.速度也不错,快的下载可达10M/s. gem install xx遇到墙了. nano ~/.gemrc

ERROR:  While executing gem ... (Gem::FilePermissionError)     You don't have write permissions for the /Library/Ruby/Gems/2.0.0 directory. 原因是没有写的权限 解决办法 sudo gem install dryrun

这几天在ubuntu14.04.1 64位上安装rails的时候,由于大天朝的原因,更换了淘宝源,然后执行 gem install rails 这个时候,总是会提示 Errno::ECONNRESET: Connection reset by peer - SSL_connect (https://ruby.taobao.org 的错误. 然后就是一如既往的Google,看了很多帖子,也浪费了大量的时间,最后看到别人说换个ruby的版本就可以了,然后尝试一下,结果真的成功了. 回过头来仔细想了一

bundle install 出现  'gem install mysql2 -v '0.3.15' succeeds before bunding ' 解决:sudo apt-get install libmysql-ruby '如果你找不到包尝试以下的包 參考:http://packages.ubuntu.com/search?keywords=mysql-ruby ruby-dataobjects-mysql libmysqldb-ruby ruby-dbd-mysql sudo apt-

gem sources #查看目前的源 gem sources --remove https://rubygems.org/ gem sources -a https://ruby.taobao.org/ 再执行 gem install rails

原始日期:2016-01-25 16:26 这个问题比较常见.   很多人在安装ruby后再使用gem install compass命令安装compass,发现安装失败.     [解决方法:] //先删除原地址 gem sources --remove https://rubygems.org/ //再添加taobao地址 gem sources -a https://ruby.taobao.org //确保只有 ruby.taobao.org gem sources -l //接着输入,等

[root@app-test ruby-2.2.3]# gem install capistrano -v 2.15 ERROR:  While executing gem ... (Gem::RemoteFetcher::FetchError)     Errno::ECONNRESET: Connection reset by peer - SSL_connect (https://api.rubygems.org/quick/Marshal.4.8/capistrano-2.15.0.ge

本人在CentOS7上在 执行”gem install rmagick“是报错,具体情况如下: 报错如下: [root@localhost ~]# gem install rmagick -v '2.16.0'Building native extensions. This could take a while...ERROR: Error installing rmagick: ERROR: Failed to build gem native extension. current direc

运行 ‘bundle install’ 或者 ‘gem install mysql2′ 遇到如下错误 > gem install mysql2 ERROR: Error installing mysql2: The 'mysql2' native gem requires installed build tools. Please update your PATH to include build tools or download the DevKit from 'http://rubyins

在cocoapods 执行 sudo gem install cocoapods 的时候出现  While executing gem ... (Gem::FilePermissionError)    You don't have write permissions for the /usr/bin directory. 改为 sudo gem install -n /usr/local/bin cocoapods  即可 如果是卸载的话,把上面这句改成: sudo gem uninstall