我正在尝试安装nokogiri
, selenium-webdriver
,mechanize
但出现如下错误:
ruby 1.9.3p374 (2013-01-15) [i386-mingw32]
C:\Documents and Settings\pp>gem install nokogiri
ERROR: Could not find a valid gem 'nokogiri' (>= 0) in any repository
ERROR: While executing gem ... (Gem::RemoteFetcher::FetchError)
SocketError: getaddrinfo: No such host is known. (http://rubygems.org/lates
t_specs.4.8.gz)
C:\Documents and Settings\pp>gem install nokogiri
ERROR: Could not find a valid gem 'nokogiri' (>= 0) in any repository
ERROR: While executing gem ... (Gem::RemoteFetcher::FetchError)
SocketError: getaddrinfo: No such host is known. (http://rubygems.org/lates
t_specs.4.8.gz)
C:\Documents and Settings\pp>gem install selenium-webdriver
ERROR: Could not find a valid gem 'selenium-webdriver' (>= 0) in any repository
ERROR: While executing gem ... (Gem::RemoteFetcher::FetchError)
SocketError: getaddrinfo: No such host is known. (http://rubygems.org/lates
t_specs.4.8.gz)
C:\Documents and Settings\pp>gem install selenium
ERROR: Could not find a valid gem 'selenium' (>= 0) in any repository
ERROR: While executing gem ... (Gem::RemoteFetcher::FetchError)
SocketError: getaddrinfo: No such host is known. (http://rubygems.org/lates
t_specs.4.8.gz)
你能帮我完成它吗?