FoxLearn | How to

How to use LinkedList in C#

12/25/2024 4:00:49 AM 137

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 267

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 152

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 delete a directory in C#

12/25/2024 3:11:57 AM 199

In C#, one of the simplest ways to delete a directory is by using the Directory.Delete() method from the System.IO namespace.

How to set permissions for a directory in C#

12/25/2024 2:54:28 AM 319

When working with files and directories in C#, you may need to set or modify permissions for a specific directory, including its files and subdirectories.

How to create directories in C#

12/25/2024 2:42:02 AM 182

In C#, managing directories is made easy with the Directory.CreateDirectory() method from the System.IO namespace.

How to delete all files in a directory in C#

12/25/2024 2:02:38 AM 185

In C#, the Directory.EnumerateFiles() method provides an efficient way to retrieve the file paths in a directory, then loop over the file paths and delete each file.

Resolve nullable warnings

12/24/2024 9:17:10 AM 120

In this article, we will explain the CA1062 warning, how to resolve it, and explore several strategies to handle nullability issues in your methods.

Cannot convert null to type parameter ‘T’

12/24/2024 9:09:07 AM 178

When working with generic methods in C#, you may encounter the following compiler error while trying to return null:

System.BadImageFormatException: Could not load file or assembly

12/24/2024 9:01:01 AM 328

This occurs when one assembly is compiled for a 32-bit architecture (x86) and another is compiled for a 64-bit architecture (x64), and the two attempt to interact or reference each other.

How to create a custom exception in C#

12/24/2024 8:59:39 AM 171

Creating a custom exception is straightforward and can help make your application’s error-handling more precise and informative.

How to check if a nullable bool is true in C#

12/24/2024 8:57:39 AM 192

In C#, nullable types allow you to represent data that can be absent or undefined, in addition to its usual valid values.

How To