Dennis Nikrasch (September 12, 1941  2010), also known by the alias of Dennis McAndrew, was a Vegas slot cheater and a former locksmith who was responsible for spearheading the biggest casino theft in Las Vegas history, by grabbing $16,000,000 from rigging slot machines over a 22-year period.

No, there is no way to predict when a slot machine is going to hit a jackpot or to determine which machine is going to be lucky.