The .NET DateTime class is not just for getting the current date. It can help you do date calculations and much more.
Latest Arithmetic Articles
TIP: Statistics
Learn a few helpful statistical functions.
Operator Overloading for Mathematical Libraries
Discover the concept of operator overloading in C# and its application in mathematical libraries.
Working with Math Routines in C#
Basic math operators—such as plus, minus, and modulus—can get you only so far. It is only a matter of time before you find that you need more robust math routines.
Formatting Negative Numbers Differently Than Positive
Format specifiers are most often used with numbers. What happens if you want to format a variable differently if the number is negative versus positive? Learn the specifiers needed to make this happen in .NET.
Numerical Computing in C#
How to numerically solve algebraic and ordinary differential equations, and perform numerical integration with Simpson method.
Latest Developer Videos
More...Latest CodeGuru Developer Columns
C++ Tips and Tricks
Quirky and yet persistent, C++ is a language that keeps programmers coming back to it. Pick up some new ways to wrangle it into your workflow.

XML-XSD Parsing Refresher
Learn to use XSD, something that's built into Visual Studio, and makes handling XML data child's play.

Making Use of SQL Variables
Learn about SQL Variables and how to use them from Visual Basic.
The Top Challenge for Developers is...
Most developers face a grueling challenge to please their end users. We asked their top challenge is. With over 3,000 responses, the results are now available!