1 files changed, 13 insertions, 3 deletions
diff --git a/ruby.html.markdown b/ruby.html.markdown
index 998b4bf7..243f788b 100644
--- a/ruby.html.markdown
+++ b/ruby.html.markdown
@@ -14,6 +14,7 @@ contributors:
   - ["Rahil Momin", "https://github.com/iamrahil"]
   - ["Gabriel Halley", "https://github.com/ghalley"]
   - ["Persa Zula", "http://persazula.com"]
+  - ["Jake Faris", "https://github.com/farisj"]
 ---
 
 ```ruby
@@ -41,7 +42,11 @@ You shouldn't either
 35 / 5 #=> 7
 2**5 #=> 32
 5 % 3 #=> 2
-5 ^ 6 #=> 3
+
+# Bitwise operators
+3 & 5 #=> 1
+3 | 5 #=> 7
+3 ^ 5 #=> 6
 
 # Arithmetic is just syntactic sugar
 # for calling a method on an object
@@ -49,7 +54,7 @@ You shouldn't either
 10.* 5 #=> 50
 
 # Special values are objects
-nil # Nothing to see here
+nil # equivalent to null in other languages
 true # truth
 false # falsehood
 
@@ -77,6 +82,11 @@ false.class #=> FalseClass
 2 <= 2 #=> true
 2 >= 2 #=> true
 
+# Combined comparison operator
+1 <=> 10 #=> -1
+10 <=> 1 #=> 1
+1 <=> 1 #=> 0
+
 # Logical operators
 true && false #=> false
 true || false #=> true
@@ -122,7 +132,7 @@ puts "I'm printing!"
 
 # print to the output without a newline
 print "I'm printing!"
-#=> I'm printing! => nill
+#=> I'm printing! => nil
 
 # Variables
 x = 25 #=> 25