C# Key: C# 4

4 programming

4 programming

C# is an international standard programming language used to create instructions that direct the computer about what to do, when to do it, and how to do something.

C# 4 is the new version of the C# computer language.

This web site is dedicated to C#, providing lessons, tutorials, and topics on various issues.

To follow the lessons on this site, you must use at least the csc compiler, which you get from having the .NET Framework installed in your computer. The best way is to use either Microsoft Visual C# 2010 Express, which is free, or Microsoft Visual Studio 2010.

Logic and Conditions

Language Integrated Query (LINQ)

.NET Framework Classes

Here is an example of an interface, including a class that implements it, and creating an object from it.

The greatest common divisor of two positive integers is the highest number that can divide those two other numbers. This example shows how to find the greatest common divisor of two numbers.

This example shows how you can increase the number of items in an array if you have to add values beyond the original size.

This is an example of a linked list, which is a technique of creating a collection of items where an item can be located based on another existing item.

Here is another example of a linked list. This time, the list allows you to add an item to the beginning or the end of the list.

Here is one more example of a linked list. This time also, a new item can be added to the beginning or the end.

An array-based list is a collection of items where each item can be located using its index.

This series of sample programs shows how to find the highest number in a series.

This is an example code of finding out whether a word or sentence is a palindrome, which is a word or a sentence that reads the same way from left to right or from right to left.

Recursion is the ability for a function to call itself. These are three examples of recursive functions that include calculations for a factorial, a permutation, and a combination.

Here is an example of an interface, including a class that implements it, and creating an object from it.

The rational is a number that is represented by two parts, a numerator and a denominator. Here is an example of producing a rational.

This example shows how you can increase the number of items in an array if you have to add values beyond the original size.

Here is a class used as an introduction to collections. It creates a class that implements the IList interface. It also adds some other features to the class.

This application shows how to assist the cashier of a store figure out how much change to give to a customer.

This series of sample programs shows how to find the highest number in a series.

This is an example code of finding out whether a word or sentence is a palindrome, which is a word or a sentence that reads the same way from left to right or from right to left.

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