今天遇到的问题,是使用gem install mysql遇到的.报下面的错误 Building native extensions. This could take a while... ERROR: Error installing mysql2: ERROR: Failed to build gem native extension. /usr/bin/ruby1.9.1 extconf.rb /usr/lib/ruby//rubygems/custom_require.rb::in `re

解决: brew install freetds gem install tiny_tds -v '2.1.0'

解决: brew install unixodbc gem install ruby-odbc -v '0.99998'

链接地址:https://blog.csdn.net/weixin_42414461/article/details/85337465

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

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

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

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

rails new demo --database=mysql最后报错Gem files will remain installed in D:/BillFiles/rails_dev/Ruby193/lib/ruby/gems/1.9.1/gems/mysql2-0.3.15 for inspection.Results logged to D:/BillFiles/rails_dev/Ruby193/lib/ruby/gems/1.9.1/extensions/x86-mingw32/1.9

问题:前面已经在/usr/local/src安装了ruby-2.3.0.tar.gz.rubygems-2.4.2.tar.gz.在配置 redis-3.1.1 群集中,使用gem install 安装 ruby redis 接口时报: # [root@localhost src]# gem install redis --version 3.0.0 # # 由于源的原因,可能下载失败,就手动下载下来安装 [root@localhost src]# gem install /usr/local/

这两天在我的mac机上安装Ruby On Rails,感觉很爽,似乎在使用一个Windows和Linux的结合体,要界面有界面,要命令行有命令行. 不过安装Ruby On Rails的过程中遇到一个问题,花了点时间.找到问题根源后发现自己挺可笑的,所以记录在这里,希望大家不要象我这么傻. 问题的现象是我安装Ruby On Rails的时候系统没有响应.在安装完Ruby 2.0.0后运行"gem install rails"命令开始安装Rails,系统死活没有响应,于是Ctr+C 中断安

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

1.  安装mysql brew update brew install mysql 2. 启动mysql mysql.server start 3. 登录mysql mysql -uroot -p 密码为空,直接回车,即进入mysql 4. 退出mysql Control+Z

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

rpm -qa|grep -i mysqlmysql-libs-5.1.52-1.1.alios6.1.x86_64mysql-5.1.52-1.1.alios6.1.x86_64mysql-devel-5.1.52-1.1.alios6.1.x86_64 sudo rpm -e --nodeps mysql-*删除不了mysql-devel-5.1.52-1.1.alios6.1.x86_64,可用 rpm -e --nodeps mysql-devel-5.1.52-1.1.alios6.1

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

Ubuntu 下安装 apt-get  install npm 失败的解决方案: sudo apt-get remove nodejs npm ## remove existing nodejs and npm packages sudo apt-get install curl curl -sL https://deb.nodesource.com/setup | sudo bash - sudo apt-get install -y nodejs from :http://askubuntu

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

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