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收录了14053篇文章 ·14922个问题 · 0人关注
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Ruby using wrong version of openssl

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: $brewinstallopenssl Warning:openssl-1.0.2a-1alreadyinstalled $opensslversion OpenSSL0.9.8zd8Jan2015 $ruby......

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Difference between Thread#run and Thread#wakeup?

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: InRuby,whatisthedifferencebetweenThread#runandThread#wakup? TheRDocspecifiesthatschedulerisnotinvokedwi......

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how to call a active record named scope with a str

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: I'msureI'mmissunderstandingtheuseofcallbutIthoughtIcoulddosomethinglikethis. @case_studies=CaseStudy......

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“No explicit conversion of Symbol into String” for

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Aftermyrails4upgrade,tryingtocreateanewrecordforanyofmyActiveRecordclassesgives Noexplicitconversion......

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Segmentation fault with ruby 2.0.0p247 leading to

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: RunningRails4.0,Ruby2.0.0p247onOSXMavericks1.9 I'veencounteredanerrorI'venevercomeacrosstodaythatIdo......

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How to detect if an element exists in Watir

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: I'mrelativelynewtoWatirbutcanfindnogooddocumentation(examples)regardinghowtocheckifanelementexists.T......

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ruby - simplify string multiply concatenation

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: sisastring,Thisseemsverylong-winded-howcanisimplifythis?: ifx===2 z=s elsifx===3 ......

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superclass mismatch for class CommentsController (

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: IranintosomeproblemtonightwhiledeployingandI'mtryingtogetthisfixedasap Ihavenoideawhythisishappeni......

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How to check entire rails project for compilation

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Iamnewtorubyandrails.IamusedtoworkinginIDEs(Xcode,VisualStudio,etc.)whereIcanperformproject-wide/wo......

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Heroku push issue

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: IamhavinganissuewithpushingmyapptoHeroku.BelowismyterminaloutputwhenItrytouse"gitpushherokumaster......

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Custom serialization for fields in Rails

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Isthereawaytohaveacustomserializationforfieldsinrails,amethodthatrunswhenafieldissavedandloadedto......

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Why does Rake task enhancement differ between my l

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Ihavethisinlib/tasks/foo.rake: Rake::Task["assets:precompile"].enhancedo print">>>>>>>>hellofromprecompil...

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What is the purpose of Ruby array's methods as

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: I'vereadthedocumentationofthemethodsassocandrassocofRubyarray.Iunderstandwhattheydo.Theybothworkona......

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Alternatives to abstract classes in Ruby?

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: IamnewtoRuby.Asimpleexample,whatIneed: classAnimal abstracteat() classCat<Animal eat(): imple......

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Bundle install is not working

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: I'mdevelopingRubyonRailsonWindows. Somethingwentwrongwithourlocalnetworkandcan'taccesshttps://www.rubygem......

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Ruby grep with line number

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: WhatcouldbethebestwayofgettingthematchinglineswiththelinenumbersusingRuby'sEnumerable#grepmethod.(asw......

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Set non-database attribute for rails model without

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: InPHP,Icansetanattribute(thatisnotacolumnindatabase)toamodel.E.g.(PHPcode), $user=newUser; $user->......

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How to install Ruby on docker?

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Iamtryingtoinstallrubyondocker.Icouldinstallthe1.9versionsbutitisnotpossibletoinstallthelatestvers......

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How to use synchronize in Capybara exactly?

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Ifhowtousewait_untilisprettyclear(I'veusedthemethodslikethiswhilecreatingteststhroughthenativeWebdri......

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gem install nokogiri -v '1.5.11' failed du

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Rubyversion:2.2.5 MacOSX:10.11.5 Gemversion:2.4.8 Bundlerversion:1.12.5 WhenIrungeminstallnokogiri-v'1.5......