WebMar 18, 2024 · FasterCSV::load () expects to find a class key with a value of the stringified class name and FasterCSV::dump () will create this, if you do not define this method. This method is only called on the first object of the Array. The next method you can provide is an instance method called csv_headers (). WebFasterer. Make your Rubies go faster with this command line tool highly inspired by fast-ruby and Sferik's talk at Baruco Conf. Fasterer will suggest some speed improvements …
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WebJul 6, 2011 · It works right off the bat for me, but if you need to change the encoding, you can pass an encoding option to FasterCSV. For example, to tell it to use UTF-8, you can do this: require 'rubygems' require 'fastercsv' FasterCSV.foreach("some file.csv", :encoding => 'u') do row puts row.inspect end WebIn Ruby I often like to handle null values from collections with the following function: In Scala there is an annoyance that empty values in collections throw exceptions, not nil: Is there a way to make a similar function in Scala that handles exceptions and returns the ... ruby / fastercsv. appnexusapi gem exception handling 2015-07-13 06:09: ... download wolfenstein 3d for free
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WebDec 14, 2024 · 你 apache 使用的 ruby 2.5.0, 你安装 fastercsv gem 在 2.6.0 目录下面了。 可以使用 rbenv 来控制生产环境使用的 ruby 版本 mrrocket #4 2024年12月14日 WebSep 2016 - Oct 20241 year 2 months. Greater New York City Area. Job content as Ruby on Rails Developer: Skills & Tools: Ruby, Ruby on Rails, Javascript, jQuery, Ajax, XML, … Web当您使用gem install rake手动安装rake gem时,gem会尝试安装最新版本。但最新版本的rake不再支持旧版本的Ruby。相反,您需要选择一个仍然可以与Ruby 1.8.7一起使用的版本 但这只是问题的一部分,您的困难在于需要安装应用程序的所有依赖项,而没有任何关于应用程序可能具有哪些依赖项的信息。 download wonder palacio ebook