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Wednesday, February 28, 2024

Like many of you, we've often wished for a way to create client applications with backend data more effortlessly and quickly. The separation of client and backend is usually time-consuming and involves a steep learning curve, given ...

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Wednesday, February 10, 2016

Introduction In FlexCel .NET 6.7.9, we introduced preview support for .NET Core This is a preview FlexCel release since it is compiled against a preview version of .NET Core and shouldn't be used in production, but it can be fun to explore. ...


Friday, May 1, 2009

In my last post I mentioned that I needed some data that I couldn't get directly from Google Analytics, so I had to find my way. In this post I am going a little deeper on how I did it. Note that this is going to be kind of technical, and I assume th...


Wednesday, December 2, 2020

Introduction: Supporting .NET 5 We've just released FlexCel .NET 7.8, which adds support for .NET 5. Usually, "adding support" for a new version of a .NET framework is just recompiling the code, but in this case, as .NET 5 is the successor of .NET...


Thursday, April 2, 2020

We are announcing a new major FlexCel version today. FlexCel 7 was mostly about rendering charts, and FlexCel 7.5 keeps on the same topic, being mostly about creating and modifying charts with code. The new Chart API The fastest way to getting s...


Wednesday, October 7, 2009

Excel and its true colors Excel 2007 was the most innovative version of Excel since Excel 97. It has new features that are actually useful, and this is no little to say of an application as mature and complete as Excel. What else could you add to so...


Thursday, December 3, 2020

This is the second part of a two-part series where we explore using FlexCel.NET and Blazor. The first part was about running FlexCel in the browser, and now we will explore running it in the server. Generating a "server-side" Blazor app While blaz...


Monday, February 15, 2010

If you have been looking at the "What's new" sections in the last FlexCel releases, you might have noticed a mysterious "Office 2010 Protected mode support". Here I would like to expand on what that means, but before going any further, let's focus in...


Friday, May 20, 2011

If there is one thing I do a lot is playing "find the differences" with xls and xlsx files. I do it when reverse engineering a feature: If I want to find some undocumented byte that changes some feature, I save the file in Excel with and without the...


Monday, November 1, 2010

For some time now I have been wanting to evaluate how FlexCel .NET behaves in other platforms. Not just plain Mono running in a Linux server (that's boring, we have always supported that), but some more fun possibilities. That's why I decided ...


Friday, September 4, 2009

Finally, after so many months of intense development, FlexCel 5.0 for .NET is out. This means, among other things, that I get some time for blogging and updating you guys on how things are going. I plan to make a small series of posts with fun and w...


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