This simple example illustrates a few reasons why functions are a brilliant idea, and have become fundamental building blocks in many programming languages: 1  Functions enable you to reuse parts of your program. 2  Functions make understanding the program easier because they give a name and a structure to a set of instructions.
How to keep your PPL(A) Current. Once you have obtained your JAA PPL it remains valid for five years provided that you keep your medical certificate and fly enough hours each year to keep your certificate of experience current. Your certificate of experience is part of your licence and is valid for two years.
Document Update Schedule. Local Coverage Documents (LCDs and Articles) move from the CMS Medicare Coverage Database (MCD) to the MCD Archive in real-time, according to the following schedule: Proposed/Draft LCDs move to the MCD Archive 90 days after being released to the final LCD. Retired LCDs and Articles move to the MCD Archive 1 year after their retirement dates. Superseded versions of active LCDs and Articles move to the MCD Archive after 1 year. All LMRPs reside on the MCD Archive.