I had been thinking of writing this, but then I just did a search and found that someone else had already wrote it.

wikipedia link plugin

By enclosing a term in double square brackets, I get a quick link to it in Wikipedia. Slick.

• \[\[Perl\]\] -> [[Perl]]
• \[\[Python_programming_language\]\] -> [[Python_programming_language]]
• \[\[Java_programming_language\]\] -> [[Java_programming_language]]
• \[\[Ruby_programming_language\]\] -> [[Ruby_programming_language]]
• \[\[OCaml\]\] -> [[OCaml]]
• \[\[WordPress\]\] -> [[WordPress]]