From: "Jesús Gabriel y Galán" <jgabrielygalan@...>
Date: 2012-10-10T00:06:58+09:00
Subject: Re: reading and using urls from txtfile

On Tue, Oct 9, 2012 at 4:51 PM, Sybren Kooistra <lists@ruby-forum.com> wrote:
> Hi all,
>
> I've been at this for a few hours now, and not getting much further:
>
> I want to read a bunch of urls, listed on each seperate line in a txt
> file.
> I then want to use these seperate urls and do a DO EACH method (a
> nokogiri parse) for all these urls.
>
> What i'm trying now is:
>
> f = File.open("file.txt", "r")
> f.each_line do |lijn|

Better to use the block forms:

File.foreach("file.txt") do |line|

end

This way the file is properly closed.

> searchableurl = Nokogiri::HTML (lijn)

That method receives the HTML string, not the URL. You need to read
its contents first:

require 'open-uri'

Nokogiri::HTML(open(line))

Jesus.