FoxLearn | How to

LinQ to XML Data in C#

12/25/2024 9:34:54 AM 100

In this tutorial, We will cover fundamental operations such as retrieving, inserting, updating, and deleting data in XML files using Linq in C#.

Working with Configuration Files in C# .NET

12/25/2024 9:23:57 AM 91

Microsoft's .NET framework provides a simple and efficient way to handle application settings through configuration files.

How to retrieve logical drive info in C#

12/25/2024 9:02:56 AM 74

In this post, I'll share a simple method using C# to gather basic information about your computer's logical drives.

How to Work with Serial Port Communication in C#

12/25/2024 8:56:09 AM 275

In this tutorial, we’ll explore the basics of how to perform serial port communication within C# .NET applications.

Serialize and deserialize a multidimensional array to JSON in C#

12/25/2024 4:46:11 AM 284

By default, System.Text.Json does not support serializing or deserializing multidimensional arrays.

The SqlParameterCollection only accepts non-null SqlParameter type objects, not SqlParameter objects

12/25/2024 4:36:41 AM 55

If you're working with Entity Framework Core (EF Core) and encounter the following exception when executing a query with parameters:

How to remove duplicates from a list in C#

12/25/2024 4:35:34 AM 142

Removing duplicates from a list is a common task in programming. The most efficient way to handle it is by iterating through the list and using a data structure that ensures uniqueness, such as a HashSet.

OverflowException: Value was either too large or too small for an int32

12/25/2024 4:34:09 AM 144

When working with integer parsing in C#, one of the most common exceptions that developers encounter is the OverflowException: Value was either too large or too small for an Int32.

How to use LinkedList in C#

12/25/2024 4:00:49 AM 72

In C#, the LinkedList<T> class is a powerful collection designed to handle frequent insertions and removals from both the head and tail of the list efficiently.

How to remove items from a list while iterating in C#

12/25/2024 3:54:03 AM 137

There are two main approaches for iterating through a List<T> and removing items based on a condition.

How to Search for files in a directory in C#

12/25/2024 3:45:32 AM 92

In C#, managing and searching files in a directory is a common task, and Directory.EnumerateFiles() provides a powerful and efficient way to find files that meet specific criteria.

How to get temp folder path in C#

12/25/2024 3:40:59 AM 129

In C#, you can easily access and work with temporary folders and files using the System.IO.Path class.

How To