我正在尝试使用以下命令安装hpricot:>geminstallhpricot-v0.8.2Buildingnativeextensions.Thiscouldtakeawhile...ERROR:Errorinstallinghpricot:ERROR:Failedtobuildgemnativeextension.C:/Ruby19/bin/ruby.exeextconf.rbcheckingforstdio.h...*extconf.rbfailed*CouldnotcreateMakefileduetosomereason,probablylackofnecessarylibr
长期以来,我一直在尝试在我的Ubuntu12.04服务器上安装Gitlab,在我运行bundleinstall之前一切顺利。它说它无法安装MySQL2,但没有给出原因或纠正措施。home/gitlab/gitlab$sudo-ugitlab-Hbundleinstall--deployment--withoutdevelopmenttestpostgresFetchinggemmetadatafromhttp://rubygems.org/.......Fetchinggemmetadatafromhttp://rubygems.org/..Usingrake(10.0.1)Using
当我在OSXMavericks上运行“geminstallcocoapods”时出现错误。$geminstallcocoapodsERROR:Couldnotfindavalidgem'cocoapods'(>=0),hereiswhy:Unabletodownloaddatafromhttps://rubygems.org/-badresponsebackendreaderror503(https://rubygems.global.ssl.fastly.net/quick/Marshal.4.8/cocoapods-0.27.1.gemspec.rz)ERROR:Possiblea
我的ruby在我的机器上有一个性能问题,我认为我已经隔离到加载库(当调用#require时),所以我试图弄清楚ruby是否正在为库搜索太多文件夹。当我运行时$gemenvironmentRubyGemsEnvironment:-RUBYGEMSVERSION:1.3.0-RUBYVERSION:1.8.6(2008-03-03patchlevel114)[universal-darwin9.0]-INSTALLATIONDIRECTORY:/Library/Ruby/Gems/1.8-RUBYEXECUTABLE:/System/Library/Frameworks/Ruby.
ActionCable在生产中不起作用。在开发中运行良好,但在生产中运行不佳。在Ubuntu14.04上使用Puma运行Nginx。我已经检查过redis-server已启动并正在运行。Rails-v5.0.0.1production.log:INFO--:StartedGET"/cable/"[non-WebSocket]for178.213.184.193at2016-11-2514:55:39+0100ERROR--:FailedtoupgradetoWebSocket(REQUEST_METHOD:GET,HTTP_CONNECTION:close,HTTP_UPGRADE:)
我尝试安装Nokogiri,但我总是遇到编译错误:checkingforlibxml/parser.h...***extconf.rbfailed***但是,我已经安装了它和所有其他依赖项。我尝试像这样给安装程序提示:%>geminstallnokogiri----with-xml2-lib=/usr/lib/--with-xml2-include=/usr/include/libxml2/...checkingforlibxml/parser.h...***extconf.rbfailed***...但它仍然没有安装:%>find/usr/include/-name"parser.h
我正在关注thistutorial并且刚刚开始。我已经使用geminstallrails安装了RubyonRails,并使用railsnewblog创建了一个博客。教程现在说我需要运行railsgeneratecontrollerWelcomeindex,但是当我这样做时,我得到了这个错误:C:/Ruby22/lib/ruby/gems/2.2.0/gems/thor-0.19.2/lib/thor/parser/option.rb:130:in`validate_default_type!':Anoption'sdefaultmustmatchitstype.(ArgumentErr
我正在尝试捆绑安装,但是由于某些奇怪的原因,pggem在安装时返回了以下错误:$geminstallpg-v'0.18.4'Buildingnativeextensions.Thiscouldtakeawhile...ERROR:Errorinstallingpg:ERROR:Failedtobuildgemnativeextension./Users/username/.rvm/rubies/ruby-2.2.1/bin/ruby-r./siteconf20151221-23315-1tkv3fd.rbextconf.rbcheckingforpg_config...noNopg_c
我正在开发一个允许图像附件到每个用户帐户的Rails应用程序。我正在使用回形针和亚马逊网络服务:gem'paperclip'gem'aws-sdk'当我运行bundleinstall时,我收到这条消息:extconf失败,退出代码1Gemfileswillremaininstalledin/usr/local/rvm/gems/ruby-2.1.2/gems/nokogiri-1.6.5forinspection.Resultsloggedto/usr/local/rvm/gems/ruby-2.1.2/extensions/x86_64-darwin-13/2.1.0-static/
这是一个很难解释的问题。我在另一个模块命名空间中有一个模块,如下所示:#app/models/points/calculator.rbmodulePointsmoduleCalculatordefself.included(base)base.send(:include,CommonMethods)base.send(:include,"Points::Calculator::#{base}Methods".constantize)endendend那么在其他类(class)中我需要做的就是:classUserincludePoints::Calculatorend我已经在applic