Simple non-blocking timer library for calling functions in / at / every specified units of time. Supports millis, micros, time rollover, and compile time configurable number of tasks.

The CountDown library is a clock that counts down from a given time to zero, like an hour glass. It does not call any function or so when reaching zero as the user is responsible to check the time ...

Learn the benefits and risks of options and how to start trading options Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Samantha (Sam) Silberstein, CFP®, CSLP®, ...