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How to delete a directory in C#

12/25/2024 3:11:57 AM 120

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 137

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 105

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 99

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.

How to handle nulls with SqlDataReader in C#

12/24/2024 9:24:42 AM 247

The SqlDataReader object, which is used to read data from a SQL Server database, returns DBNull when it encounters a NULL in a column.

Resolve nullable warnings

12/24/2024 9:17:10 AM 69

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 97

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 176

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 98

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 86

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

Saving changes is not permitted in SQL Server

12/24/2024 8:26:56 AM 99

This article provides a solution to address the issue where an error message occurs when attempting to save a table in SQL Server Management Studio (SSMS).

How to change ‘Edit Top 200 Rows’ and ‘Select Top 1000 Rows’ in SQL

12/24/2024 8:18:49 AM 211

In SQL Server Management Studio (SSMS), when you right-click on a table, you can use the context menu to quickly run commands like Select Top 1000 Rows or Edit Top 200 Rows.

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