ruby与rails版本差异不能连接MySQL解决方法


由于ruby与rails版本差异,可能会出现在使用低版本的rails时,出现不能连接MySQL的情况。

现象:

ruby/lib/ruby/gems/1.8/gems/activerecord-1.15.2/lib/active_record/vendor/mysql.rb:566:in `initialize’: wrong number of arguments (1 for 0) (ArgumentError)

解决方法
def scramble41(password, message)
return 0×00.chr if password.nil? or password.empty?
buf = [0x14]
s1 = (Digest::SHA1.new()< s2 = (Digest::SHA1.new()< x = (Digest::SHA1.new()< (0..s1.length – 1).each {|i| buf.push(s1[i] ^ x[i])}
buf.pack(”C*”)
end

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