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Jason Fleetwood-Boldt

Some experimentation with the text-overflow property. <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"    "http://www.w3.org/TR/html4/strict.dtd"><html>  <body><div style="border: 1px solid red; max-width: 400px; overflow:hidden; text-overflow: ellipsis;"><nobr>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Vestibulum ac libero nec est luctus aliquam. Nulla sodales, dolor a consectetur volutpat, elit mi convallis sem, at...

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The referrer is the URL the user came from. (It gets passed as part of the headers to the new request). You can get it out of rails this way: request.env['HTTP_REFERER'] Or the shorter version: request.referrer It seems that no one noticed that "referer" is actually not a word...

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There are three ways to invoke a method. Most of the time you'll probably only need #1, but #2 and #3 are used when you are doing something called metaprogramming - calling methods based on dynamic information. 1. object = Object.new puts x.some_method #=> 282660 2. puts x.send(:some_method) #=> 282660 3....

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Reads a file line by line into an array my_stuff my_stuff = [] file = File.new("config/random_categories.txt", "r") while (line = file.gets) my_stuff << line.chop! end file.close my_stuff Pass file to block File.open("my_file.rb", "r") do |infile| while (line = infile.gets) puts "#{counter}: #{line}" counter = counter + 1 end end Read File with Exception Handling counter = 1 begin file = File.new("readfile.rb", "r") while (line...

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Note that when setting the Rails environment you have to pass it differently in different cases. For rake, set RAILS_ENV= as part of the command line options. rake db:migrate RAILS_ENV=test But when running script/console, you just put the environment name after the "script/console": script/console test ...

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