Why Jekyll convert my Capital words into lowercase in Categories

Question

graphics3d
word-cloud
math.se

This is my categories

Why they are all lowercase.

How can I make them into Uppercase, since my direct

Answer 1

The following is my setup.

ruby 2.1.1p76
jekyll 1.0.2

I have the same problem, and eventually modified the following source file of jekyll. (I use "rvm")

# vim /usr/local/rvm/gems/ruby-2.1.1/gems/jekyll-1.0.2/lib/jekyll/post.rb

I removed the downcase method.

# diff post.rb.org post.rb
79c79
< self.categories = self.data.pluralized_array('category', 'categories').map {|c| c.to_s.downcase}
---
> self.categories = self.data.pluralized_array('category', 'categories').map {|c| c.to_s}