I am working with t开发者_JAVA技巧he method mm. In ruby 1.9.2 it behaves weird, instead of the expected result 1.9.2=>10 I am getting
We all know the \"magical\" # encoding: utf-8 line. But I\'ve seen several other alternative notations, some of them pretty wild. Do you know or use any of those? Is there some more general rule of
Alrightie, so I\'m building an CSV file thi开发者_如何转开发s time with ruby.The outer loop will run up to length of num_of_loops, but it runs for an entire set rather than up to the specified row.I w
Ruby 1.9 version of csv header %w[first second third] data = [\"column one\",,\"column three\"] CSV.open(\"myfile.csv\",\"w\") do |csv|
I want my jruby 1.6.1 installation to operate with ruby 1.9 mode only. I want to uninstall or surely disable the support for 1.8.7 because I do not want to pull my hair out if I forget to set the envi
So I\'ve been using a PDF guide to help bring my application from 2.3.2 to 3.0.7. I\'m still relatively new at this ... but I\'ve managed to use the rails_upgrade plugin to help convert my route files
I want to tell ruby that everything is utf8, except when stated otherwise, so开发者_如何学JAVA I dont have to place these # encoding: utf-8 comments everywhere.You can either:
There is something mysterious to me about the escape status of a backslash within a single quoted string literal as argument of String#tr. Can you explain the contrast between the three examples below
I\'ve got a pretty short question. Is it possible to initialize a hash with something like this: row = {
I looked through the standard library and Profiler__ is the only module I can find that uses two underscor开发者_如何学JAVAes in the name like that. Is there a reason? Because in the Ruby core GC has
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