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# `ERROR: Error installing nokogiri: | |
# ERROR: Failed to build gem native extension. | |
# | |
# current directory: /usr/local/var/rbenv/versions/2.3.1/lib/ruby/gems/2.3.0/gems/nokogiri-1.7.0/ext/nokogiri | |
# /usr/local/var/rbenv/versions/2.3.1/bin/ruby -r ./siteconf20170103-68488-r71c9j.rb extconf.rb --with-xml=/usr/local/Cellar/libxml2/ --use-system-libraries | |
# checking if the C compiler accepts ... yes | |
# checking if the C compiler accepts -Wno-error=unused-command-line-argument-hard-error-in-future... no | |
# Building nokogiri using system libraries. | |
# ERROR: cannot discover where libxml2 is located on your system. please make sure `pkg-config` is installed. | |
# *** extconf.rb failed *** |
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def imagePickerController(reader, didFinishPickingMediaWithInfo: info) | |
results = info[ZBarReaderControllerResults] | |
arr = NSMutableArray.new | |
results.each do |r| | |
arr.addObject(r) | |
end | |
puts arr[0].data |
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<%= form_for(@user) do |f| %> | |
<% if @user.errors.any? %> | |
<div id="error_explanation"> | |
<h2><%= pluralize(@user.errors.count, "error") %> prohibited this user from being saved:</h2> | |
<ul> | |
<% @user.errors.full_messages.each do |msg| %> | |
<li><%= msg %></li> | |
<% end %> | |
</ul> |