How to put custom content like a linebreak inside p:column header

Question

In my application, I have the following :

The 2nd column

Answer 1

If it's CSS, you could have a
tag after 'Number of'. I just saw your edited post.

What you're doing in Firebug is actually 'editing text' However, what you need to do is 'Right click' and then 'Edit HTML'. This way when you insert the
tag, the text would break and shift onto the next line.