I am making this big program in C, which is a part of my homework. My problem is that my program is outputing x = -0.00 instead of x = 0.00. I have tried comparing like if(x==-0.00) x=fabs(x) but I've read that it won't work like that with doubles. So...

## What is the fastest way to compare each element of a list with corresponding element of another list?

I want to compare each element of a list with corresponding element of another list to see if it is greater or lesser.

## Shortcut for creating a comparator based on a member field or function

I often find myself wanting to create a comparator objects for a struct or class which simply extracts one member of the class and does the usual < comparison on that.

## Shortcut from creating a comparator based on a member field or function

## Why does HashMap's get() compare both the hash value and key in Java?

I was looking at the implementation of HashMap in JDK8. In the get methods, I saw the below line which is used to find the Node that matches with the given key.

## Simplify comparsion with array

I got this simple code and I want to simplify the comparsion with array in while loopI want to find a way to simplify this part: