Generating all unique combinations for “drive ya nuts” puzzle?

A while back I wrote a simple python program to brute-force the single solution for the drive ya nuts puzzle. (sou...

O(N log N) Complexity - Similar to linear??

So I think I'm going to get buried for asking such a trivial question but I'm a little confused about something. I ...

IOException: The process cannot access the file 'file path' because it is being used by another process?

I have some code and when it executes, it throws a IOException, saying that The process cannot access the file...

Difference between Left Factoring and Left Recursion?

What is the difference between Left Factoring and Left Recursion ? I understand that Left factoring is a predictive ...

Is there an O(n) integer sorting algorithm??

The last week I stumbled over this paper where the authors mention on the second page: Note that this yields a l...

Equation for testing if a point is inside a circle?

If you have a circle with center (center_x, center_y) and radius radius, how do you test if a given point with coor...

What is the meaning of the term “Custom Class”??

Many questions here on SO ask about custom classes. I, on the other hand, have no idea what they're talking about. "...

What is the difference between a map and a dictionary??

I know a map is a data structure that maps keys to values. Isn't a dictionary the same? What is the difference betwe...

Misunderstanding the difference between single-threading and multi-threading programming?

I have a misunderstanding of the difference between single-threading and multi-threading programming, so I want an a...

What is difference between monolithic and micro kernel??

Could anyone please explain with examples difference between monolithic and micro kernel? Also other classifications...

What is the difference between concurrency and parallelism??

What is the difference between concurrency and parallelism? Examples are appreciated. ...

What is “vendoring”??

What is vendoring exactly? (how would you define it?) Does it mean the same thing in different programming language...

What are greenfield and brownfield applications??

I read the following sentence in the Fluent NHibernate wiki: ...; however, for most greenfield applications (and...