Everyone hears about the Temple Bar area of Dublin. The city’s erstwhile down-at-the-heels neighbourhood that is now crammed with cafes, bars, pubs, clubs and trendy hotels – a mix of the old with the new. During daytime, Temple Bar is an artsy and cultured district full of hip shops and modern art galleries. At night, such refinement gives way to a non-stop party atmosphere with its 30+ pubs and bars.     The River Liffey separates the north and south sides of the city. Dublin takes its name from the southwest of the city when, in prehistoric times, there was a dark…