下面是我的ruby项目,将两个数字相加:
功能文件:
Given the input "2+3"
When the calculation takes place
Then the output should be "5"
步骤定义文件:
Given(/^the input "([^"]*)"$/) do |arg1|
@input = arg1
end
When(/^the calculation takes place$/) {
@output = `ruby calculation.rb #{@input}`
}
The
我尝试在终端中使用以下命令在OS X Lion上安装Rails:
sudo gem install rails
但是我得到了以下错误:
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/1.8/usr/bin/ruby extconf.rb
mkmf
如何使用rvm安装ruby我在安装ruby 2.0.0和ruby 1.9.3时出错:
rvm安装2.0.0-P 195
Searching for binary rubies, this might take some time.
No binary rubies available for: osx/10.8/x86_64/ruby-2.0.0-p195.
Continuing with compilation. Please read 'rvm help mount' to get more information on binary rubies.
Checking re
我有一个关于Ruby on Mac的问题。当我构建项目时,出现如下错误:
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require': no such file to load -- plist (LoadError)
from /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/rubygems/c
我正在尝试通过执行以下命令来安装Cocoapods: sudo gem install cocoapods 以下错误显示在终端上。 Building native extensions. This could take a while...
ERROR: Error installing cocoapods:
ERROR: Failed to build gem native extension.
current directory: /Library/Ruby/Gems/2.6.0/gems/ffi-1.13.1/ext/ffi_c
/System/Library/Fr
我正在尝试将cocoapods安装到我的MacBook中,在我将这段代码运行到终端gem install cocoapods中之后,我得到了以下错误: ****** ~ % sudo gem install cocoapods
Password:
Building native extensions. This could take a while...
ERROR: Error installing cocoapods:
ERROR: Failed to build gem native extension.
current directory
它显示了一些错误,比如
C:\Users\Vishnu\Sites\simple_cms>rails s
E:/installations/Ruby/lib/ruby/gems/2.0.0/gems/mysql2-0.3.16/lib/mysql2.rb:8:in
`require': 126: The specified module could not be found. - E:/installations/Ru
by/lib/ruby/gems/2.0.0/extensions/x64-mingw32/2.0.0/mysql2-0.3.16/mysql2/mysq
我正面临着在美洲狮上安装rmagick的问题。我已经安装了Xcode4.4和开发工具。仍然面临着这个问题。
Installing rmagick (2.13.1) with native extensions Unfortunately, a fatal error has occurred. Please report this error to the Bundler issue tracker at https://github.com/carlhuda/bundler/issues so that we can fix it. Thanks!
/Users/mohit/
我正在尝试将数据从csv文件加载到我的rails数据库。这是我的rake任务:
namespace :db do
require 'csv'
desc "load user data from csv"
task :load_csv_data => :environment do
CSV.foreach("transfers.csv") do |row|
Transfer.create(
:transfer_id => row[0],
:net => row[1]
在Yosemite DP 7上安装Cocoapods时,我遇到了问题,它安装在单独的分区上。我已经尝试遵循在上找到的指令,并且由于堆栈溢出链接上提出的相同解决方案而关闭了问题()。
我继续得到以下错误:
Rasmuss-MacBook-Pro:~ rasmusth$ sudo gem install cocoapods
Building native extensions. This could take a while...
ERROR: Error installing cocoapods:
ERROR: Failed to build gem native extension
我一直收到以下错误。我有rvm 1.25.17 (稳定),ruby 2.1.0p0修订版44422。此外,我检查了我的Xcode安装,我认为它是最新的(在/Developer中是3.2,在/Applications中是5.0.2 )。在某个时候,一个错误告诉我,我的Xcode可能没有安装。经过很长一段时间的休息后,我又回到了编程领域,感到不知所措。只是想在Ruby on Rails上安装一下...
Fetching: atomic-1.1.14.gem (100%)
Building native extensions. This could take a while...
ERROR:
我尝试在命令行中创建一个新的rails应用程序,并出现了以下错误。有什么问题吗?
我已经尝试过自己解决它,但我是新的编码,甚至阅读它--我完全迷失了!
/Users/johnsway/.rvm/rubies/ruby-2.1.2/bin/ruby extconf.rb
checking for sqlite3.h... *** extconf.rb failed ***
Could not create Makefile due to some reason, probably lack of necessary
libraries and/or headers.
在安装OSX Mavericks 10.9demo之后,我在运行bundle之后得到了以下内容
Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension.
/Users/sandric/.rvm/rubies/ruby-1.9.3-p194/bin/ruby extconf.rb
extconf.rb:17: Use RbConfig instead of obsolete and deprecated Config.
checking for socket() in -
我使用的是MacOS10.7.4,并且安装了最新版本的Xcode和命令行工具。
当我尝试"gem install pg“时,我得到了一个错误(如下所示):
gem install pg
Building native extensions. This could take a while...
ERROR: Error installing pg:
ERROR: Failed to build gem native extension.
/Users/rdp/.rvm/rubies/ruby-1.9.3-p125/bin/ruby extconf.rb
checking
当尝试在我的机器上启动rails服务器时,我得到了以下信息:
Could not find gem 'sqlite3 (>= 0)' in any of the gem sources listed in your Gemfile.
Run `bundle install` to install missing gems.
这是尝试捆绑包安装时收到的错误
bundle install
Fetching source index for http://rubygems.org/
Using rake (0.9.2)
Using abstract (1.0.0)
Usin
sudo gem install cocoapods
提供:
Building native extensions. This could take a while...
ERROR: Error installing cocoapods:
ERROR: Failed to build gem native extension.
current directory: /usr/local/lib/ruby/gems/3.0.0/gems/ffi-1.15.1/ext/ffi_c
/usr/local/opt/ruby/bin/ruby -I /usr/local/Cella
我在MAC狮子上,不断收到错误消息,在试图安装rails和mysql时,无法构建创业板本机扩展。
这就是我要做的。我进入:
$ sudo gem install rails
错误消息
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/1.8/usr/bin/ruby e
我在Ubuntu11.10上运行RubyMine 4,RubyMine内部一切都很好,我可以运行服务器,开发等等。但是,当我需要在命令行上工作时,我什么也做不了..
我光盘到我的应用程序目录,然后我试图:
$ rails s
我得到:
The program 'rails' is currently not installed. You can install it by typing:
sudo apt-get install rails
这是很奇怪的,为什么它没有安装,而我可以正常工作在RubyMine IDE!
我需要使用命令行卸载一个gem,以发现我不能按它应该使用的
最终的结果是,我试图在我的操作系统10.7.3上安装Rails,但是有各种问题。
此外,我有一个新安装的应用程序商店的XCode 4.3。
当我打开终端机时,输入:
sudo gem install rails
上面写着:
Building native extensions. This could take a while...
ERROR: Error installing rails:
ERROR: Failed to build gem native extension.
/System/Library/Frameworks/Ruby.framework/
我尝试使用以下命令安装"slather“: gem install slather 我正在逐一了解下面的错误: ERROR: While executing gem ... (Errno::EACCES)
Permission denied @ rb_sysopen - /Library/Ruby/Gems/2.6.0/gems/racc-1.5.2/COPYING 如果我使用sudo gem install slather,我会得到以下错误: Building native extensions. This could take a while...
ERROR: Er
我无法创建RubyOnRails项目。当我运行rails new miBlog时,我得到这样的结果:
run bundle install
Fetching source index from https://rubygems.org/
Retrying fetcher due to error (2/4): Bundler::Fetcher::CertificateFailureError Could not verify the SSL certificate for https://rubygems.org/.
There is a chance you are e
我一直在努力在我的mac上安装jekyll,我不太了解ruby或配置/调试这些消息。
在运行"sudo gem install jekyll“时,我得到了以下信息
Building native extensions. This could take a while...
ERROR: Error installing jekyll:
ERROR: Failed to build gem native extension.
/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/bin/ruby ext
我在Windows下使用Cygwin安装rb-gsl时遇到了问题。我使用的是安装了开发工具包的RubyInstaller。我已经安装了Cygwin和GSL运行时、gsl-apps、gsl-devel和gsl-doc包。当发出gem install命令时,我得到以下信息:
$ gem.bat install "C:\Documents and Settings\jzh3fd.2UA1071FGF\Desktop\gsl-1.14
.7.gem"
Temporarily enhancing PATH to include DevKit...
Building native exte
请原谅这个问题的天真,但这是我第一次使用ruby.I,我只需要运行代码来提取输出。我尝试在RubyMine中执行我认为会有所帮助的操作,但无济于事。我可以断定这与gem文件有关。
Gem文件:
source 'https://rubygems.org'
# Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
gem 'rails', '4.1.6'
# Use mysql as the database for Active Record
g
我正在尝试使用rbenv在我的系统(macOS High Sierra)上安装Ruby2.5.0,但是我遇到了一个奇怪的问题,因为brew说明已经过时了:
djeustinezzz:~ JUSTINE$ rbenv install rbx-2.5.0
ERROR: Rubinius will not be able to compile using Apple's LLVM-based
build tools on OS X. You will need to install LLVM 3.5 first.
TO FIX THE PROBLEM: Install Homebrew