Merge pull request #2 from polishExperiment/ruby_hway

Ruby_hway initial commit

Author: polishExperiment

ruby_hway/ex1/test.rb

@@ -0,0 +1,7 @@
+puts "Hello World!"
+puts "Hello Again"
+puts "I like typing this."
+puts "This is fun."
+puts "Yay! Printing."
+puts "I'd much rather you 'not'."
+puts 'I "said" do not touch this.'

ruby_hway/ex10/ex10.rb

@@ -0,0 +1,15 @@
+tabby_cat = "\tI'm tabbed in."
+persian_cat = "I'm split\non a line."
+backlash_cat = "I'm \\ a \\ cat."
+
+fat_cat = """
+I'll do a list:
+\t* Cat food
+\t* Fishies
+\t* Catnip\n\t* Grass
+"""
+
+puts tabby_cat
+puts persian_cat
+puts backlash_cat
+puts fat_cat

ruby_hway/ex11/ex11.rb

@@ -0,0 +1,8 @@
+print "How old are you? "
+age = gets.chomp
+print "How tall are you? "
+height = gets.chomp
+print "How much do you weigh? "
+weight = gets.chomp
+
+puts "So, you're #{age} old, #{height} tall and #{weight} heavy."

ruby_hway/ex12/ex12.rb

@@ -0,0 +1,12 @@
+print "Give me a number: "
+number = gets.chomp.to_f
+
+bigger = number * 100
+puts "A bigger number is #{bigger}."
+
+print "Give me another number: "
+another = gets.chomp
+number = another.to_f
+
+smaller = number / 100
+puts "A smaller number is #{smaller}."

ruby_hway/ex13/ex13.rb

@@ -0,0 +1,6 @@
+first, second, third = ARGV
+
+puts "Your first variable is: #{first}"
+puts "Your second variable is: #{second}"
+puts "Your third variable is: #{third}"
+

ruby_hway/ex14/ex14.rb

@@ -0,0 +1,22 @@
+user_name = ARGV.first # gets the first argument
+prompt = '> '
+
+puts "Hi #{user_name}."
+puts "I'd like to ask you a few questions."
+puts "Do you like me #{user_name}? "
+puts prompt
+likes = $stdin.gets.chomp
+
+puts "Where do you live #{user_name}? "
+puts prompt
+lives = $stdin.gets.chomp
+
+# a comma for puts is like using it twice
+puts "What kind of computer do you have? ", prompt
+computer = $stdin.gets.chomp
+
+puts """
+Alright, so you said #{likes} about liking me.
+You live in #{lives}. Not sure where that is.
+And you have a #{computer} computer. Nice.
+"""

ruby_hway/ex15/ex15.rb

@@ -0,0 +1,17 @@
+filename = ARGV.first
+
+txt = open(filename)
+
+puts "Here's your file #{filename}:"
+print txt.read
+
+close(filename)
+
+print "Type the filename again: "
+file_again = $stdin.gets.chomp
+
+txt_again = open(file_again)
+
+print txt_again.read
+
+close(file_again)

ruby_hway/ex15/ex15_sample.txt

@@ -0,0 +1,3 @@
+This is stuff I typed into a file.
+It is really cool stuff.
+Lots and lots of fun to have in here.

ruby_hway/ex16/ex16.rb

@@ -0,0 +1,30 @@
+filename = ARGV.first
+
+puts "We're going to erase #{filename}"
+puts "If you don't want that, hit CTRL-C (^C)."
+puts "If you do want that, hit RETURN."
+
+$stdin.gets
+
+puts "Opening the file..."
+target = open(filename, 'w')
+
+puts "Truncating the file.  Goodbye!"
+target.truncate(0)
+
+puts "Now I'm going to ask you for three lines."
+
+print "line 1: "
+line1 = $stdin.gets.chomp
+print "line 2: "
+line2 = $stdin.gets.chomp
+print "line 3: "
+line3 = $stdin.gets.chomp
+
+puts "I'm going to write these to the file."
+
+new_line = "\n"
+target.write(line1 + new_line + line2 + new_line + line3 + new_line)
+
+puts "And finally, we close it."
+target.close

ruby_hway/ex16/ex16_drill2.rb

@@ -0,0 +1,4 @@
+file = open(ARGV.first)
+puts file.read
+file.close
+