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An Entity of Type : prov:Entity, within Data Space : webisa.webdatacommons.org associated with source dataset(s)

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  • I typed ri Kernel, but I can not find any Kernel's class method. 2007/6/4, Farrel Lifson <farrel.lif@gmail.com>: - Hide quoted text -> On 04/06/07, w wg <duzu@gmail.com> wrote: > > How to check if a string is a integer ? > You can use either the String#to_i or Kernel#Integer methods > irb(main):001:0> 1234.to_i > => 1234 > irb(main):002:0> 123A.to_i > => 123 > irb(main):003:0> A123.to_i > =>
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