Blog

Get ready to mark your calendars because the TMS Training Days are back, and this year, we're heading to the vibrant city of Lille, France, on September 26th and 27th. Set agains...

This post has been updated in Apr 2013 to reflect the new changes I am really happy to say we have finally released our first version of FlexCel 5 for VCL/Firemonkey. It has been a huge lot of hard work, and even when there is still a lot of work to...

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...

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...

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...

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...

Introduction Some days ago I was speaking with a friend, and at a certain moment I realized that we were mentioning too many statistics made on the spot. About 93.6% to be more exact. At that time I remembered that we do have access to the statistics...

This topic has concerned me forever, but an exploit I read about a month ago triggered me to finally write something.The exploit itself is fascinating, so in case you haven't read about it, I'll leave the link here:https://googleprojec...

As you might know, some months ago Microsoft released support for lambda functions in Excel. It was no small change: Lambdas turned the calculation engine into turing-complete, and they can change your spreadsheets in fundamental ways.The main rea...

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...

IntroductionInstallers get little recognition. You don't buy a product to use the installers: you want the product, and the installer is just a way to get and use the product. At TMS, we often fail to give them recognitio...