There is nothing wrong with those methods except the first one takes quite some time and the second method is not foolproof to say the least.Read More???Teaching skills to millions worldwide.19,499Tutorials519Video CoursesFollow UsHelp and SupportFAQTerms of UseContact SupportAbout Tuts+AdvertiseTeach at Tuts+Email NewslettersGet Tuts+ updates, news, surveys & offers.SubscribePrivacy PolicyCustom