Here Mudassar Ahmed Khan has explained a simple Tutorial with example, how to upload a file in ASP.Net Core MVC.

Multiple files will be selected using HTML FileUpload element and then will be uploaded and sent to Controller.

Inside the Controller, the multiple files will be saved in a Folder (Directory) inside the www Folder in ASP.Net Core MVC.

Here Mudassar Ahmed Khan has explained with an example, how to display Byte Array as Image in PictureBox control in Windows Forms (WinForms) Application using C# and VB.Net.

The Image file will be selected from Folder (Directory) using the OpenFileDialog control and then the chosen Image file will be converted to Byte Array and then displayed in PictureBox control in Windows Forms (WinForms) Application using C# and VB.Net.

Here Mudassar Ahmed Khan has explained with an example, how to download (save) VARBINARY data as File from SQL Server database table in ASP.Net using C# and VB.Net.

Files such as Images, PDF, Word or Excel Documents, Audio and Video files will be saved as VARBINARY data in SQL Server database table and later the VARBINARY data will be converted back to the file and downloaded in ASP.Net using C# and VB.Net.

Here Mudassar Ahmed Khan has explained with an example, how to download (save) VARBINARY data from SQL Server database table using Entity Framework in ASP.Net MVC Razor.

Files will be uploaded and then will be saved (inserted) to database table as VARBINARY data. The file in VARBINARY data format will be retrieved and displayed in HTML Grid (Table) consisting of a Link for downloading the VARBINARY data as file from database.