There is a Comprehensive FAQ for Beginners . Please scroll through it first before asking questions answered.
If you want to get started (IOS programming in general or a particular area), there are several relevant links for you:
- Swift or Objective-C? if you do not know which language to choose.
Too many to list all of them, but here is a handy link to all programming guides at apple.com
Please note that this list is live and based on the most frequently asked questions in posts will be updated with "quicklinks".