If you're looking to learn a programming language that's cross-platform and easily accessible, Java is one of the most practical languages out there. This handy cheat sheet helps you keep track of the basics while you begin to learn.
Pick up a pinecone...You may find eight spirals winding up to the left and 13 spirals winding up to the right, or 13 left and 21 right spirals, or other pairs of numbers. The striking fact is that these pairs of numbers are adjacent numbers in the famous Fibonacci series: 1, 1, 2, 3, 5, 8, 13, 21... The phenomenon is well known and called phyllotaxis...― Stuart A. Kauffman