Hi, first of all information is very useful in order to help. without sounding mean its like going up to the counter at a fast food joint and asking to order food.
First of all are you using java or blocks.
There is a set off good resources produced by first https://www.firstinspires.org/resource-library/ftc/technology-information-and-resources
If using java, ifound this to be useful http://paws.kettering.edu/~webe3546/FTCJavaProgramming.pdf
I may not be of much use, this is my first season in ftc
The FTC Control System wiki is here: https://github.com/FIRST-Tech-Challenge/SkyStone/wiki