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I'm trying to simulate particle attraction and motion. Given two particles with 0 velocity at distance X, the acceleration due to attraction is such that the sum of acceleration must be equal to the sum of the deceleration over the same time after the particles pass causing the velocity to …

A few friends from school and I are messing around with writing a chat server/client. We are writing it in java, and now we are at the stage where we are trying to get people unique ids and logging in. Just curious as to the best practices for handling user …

I was reading some code that encouraged the use of vectors but my IDE is saying that it is an obsolete Collection. I need to use Vector because it can does not need to be a set size. and I would like to have a Vector of Vectors. Is there …

Hi everyone, I'm working on a summer coding project with few friends from school and we have a design issue that we need some input on.(The language is Java) We have for example a 2D vector class called Vector2. It has two properties float X, and float Y. When I …

could someone plz help.. i'm stuck in one part where u have to access the array form the main class(random) ive juss posted the two classes i have doubt in.. the question goes soemthin like this: Q:Make a java class file for function that can do addition, then make a …

Hi I'm looking for a bit of direction for solving a problem. Just a bit of back story, my professor gave us a project of Building a tree, and using it to evaluate a mathematical expression. As far as the assignment is concerned it was completed but I was looking …