When I saw a title of the article in "Scotland on sunday"

"Love or hate Holywood journalists, our real-life hacks are putting their lives on the line"

I though that the article is about

2. One who uses programming skills to gain illegal access to a computer network or file.
(The American Heritage� Dictionary of the English Language: Fourth Edition. 2000).

to my surprise the article talks about portrayal of journalists in movies and ends in

...spare a thought for hundreds of hacks now "embedded" amongst our armed forces for real .

but why journalists are called hacks? have you ever seen them named like this?