Learn how to use the ClosedXML NuGet package to export data as a CSV or XLSX file for Excel from an ASP.NET Core application. When building web applications, you will often need to import or export ...

Small databases of a few rows, to a few thousand rows, can often be created more quickly and easily in Microsoft Excel, than by using a dedicated database system. Excel is available as a stand-alone ...

For the most part, you're probably accustomed to using Microsoft Excel for tasks such as preparing reports, forecasts, and budgets. However, Excel is much more powerful than that. It can be used to ...

Excel used to be the poor schmuck’s database, with spreadsheets that just sort of sat there. You could create something more sophisticated with LOOKUP functions, but they were a huge hassle to set up.

Data imported from other spreadsheets or databases is already separated into fields, using something called a field delimiter—a comma, tab, space, or custom character—to separate one field from ...