Use consistent example for demonstrating integer vs. float division

I had to do a decent amount of mental math to figure out the old example (11 / 4 => 2).

This one (5 / 2 => 2) is easier, and makes the difference vs. float division (5.0 / 2.0 => 2.5) easier to spot.
Use consistent example for demonstrating integer vs. float division
adding haskell
fixes
Update pointer examples and comments
Update comment
Fix precision typo with C integer types
Merge pull request #32 from kaimallea/master

Modifications to comments and example addition to pointers section
Merge pull request #33 from esneider/patch-1

Fix precision typo with C integer types
Merge pull request #23 from brianr/patch-1

Use consistent example for demonstrating integer vs. float division
Merge pull request #29 from egonSchiele/master

Adding Haskell
merging in new pointer section from origin