Faqs q how do you round a floating point number to 2

FAQs
Q . How do you round a floating point number to 2 decimals.
.
Q . But do I really have to round the weights before
weight_on
returns them?
Q . Tell me again what a “cache hit” is.
Q . How do I count the number of function calls? Q . But where do I define my counters and initialize them to zero?
weight_on
is called. So, it has to be outside of
weight_on
. What does that tell you?
Q . Should my numbers of function calls and cache hits match yours?
Q . What’s the big deal with saving .0001 seconds?