← Back to all blogs

Featured Posts

Posts in 'dotnet'

How to use ASP.NET MVC TreeMap control

Treemaps are a unique way of visualizing hierarchical data, they can be used to represent financial data, space usage or to visualize any hierarchical data. The TreeMap control displays hierarchical data as a set of nested rectangles where the area of each rectangle is proportional to its value.

Spread for WinForms 11 performance improved to 300 times faster!

Welcome to the new Spread.NET WinForms 11!  If you've been waiting for a reason to upgrade or to try Spread again, now's the time! 

Report from the Road: CodeMash 2018, a Family-Friendly Developer Conference

Last week, CodeMash 2018 took place at the Kalahari Resort in Sandusky, Ohio. The Kalahari Resort is an indoor/outdoor waterpark, and is a great place for families. It's the perfect host for CodeMash, which provides activities for the entire family also!

A Look at the New Samples in ComponentOne Studio for Xamarin control suite

We’ve added new samples to the 2017v3 release to show off some of the new features available in ComponentOne Studio for Xamarin. These samples highlight some common use cases for our controls such as interacting with data from the web and using a local database. In this blog we’ll highlight what’s new in these samples, and why you should check each one out.

GrapeCity Spread Roadmap, 2018

This will be an exciting new year for GrapeCity Spread, and I'm pleased to present our awesome plans for 2018.

ComponentOne Studio Enterprise Roadmap: What's Coming in 2018 for .NET UI Controls

The general trend in the .NET world is interoperability, and we at GrapeCity see this continuing in 2018. Keeping this central to our future product planning, we'll continue to innovate and strengthen existing products.

How to add interactions to annotations in a .NET chart

In this blog, we’ll walk you through how to let the end-users annotate and perform different operations on the annotations. We know annotations are helpful in communicating information, but identifying relevant data points for annotation might not be obvious. If overused, annotations can distract user's attention from the data, so it's important to have the right balance.

ComponentOne Studio for Xamarin Roadmap, 2018

ComponentOne Studio for Xamarin has seen a lot of changes of the past year, and we’ll continue to see improvements to our control suite based on your feedback. With .NET Standard, Xaml Standard, and support for new platforms coming to Xamarin there are plenty of exciting developments right over the horizon.

ActiveReports Roadmap: A Look at 2018

With 2017 quickly coming to a close and a successful ActiveReports 12 release in November, it's time to look into the next year.

Video: Introduction to Expression Editor

ComponentOne Studio Enterprise Expression Editor for WinForms, WPF, and UWP can be integrated with a grid or TreeView to shape data, allowing users to create expressions for calculated columns at runtime.

Understanding Point and Figure Charts

Point and Figure is an age-old charting technique that was very popular before the invention of computers because of its objectivity and how simple it is to plot. With growing technology, other charting methods were made easier, and this classic paper-pencil method took a back seat. However, timeless charting has recently gained importance again, creating a renewed and growing interest for Point and Figure charts. With the 2017 v3 releases of ComponentOne Studio Enterprise and Wijmo, our FinancialChart control now lets you take advantage of timeless charting with Point and Figure charts.

Create Angular Spreadsheet Apps with Angular CLI

The Angular CLI (Command Line Interface) has become the most popular addition to the Angular developer’s toolbox, allowing automation of the many challenges that come with developing with Angular, making it easier to get started.  Since Spread.Sheets can work with Angular, it's only natural that developers may want to use Spread.Sheets with the Angular CLI.  This tutorial demonstrates how to automate the creation of a simple Angular application with Spread.Sheets.

How to create an RDL report in code

While RDL reports are easy enough to create in a designer, you may need to conditionally manage data-binding of a page or report at run time. Or you might need to make a minor change to the layout of a report based on some user input. In short, you need to create an RDL report in **code**. This blog walks you through that process, and you can also download the sample code to use in your report app.

ComponentOne Studio for Xamarin Hotfix available via NuGet

A hotfix for ComponentOne Studio for Xamarin is now available via the GrapeCity NuGet server and nuget.org as build 2.4.20173.238. This build provides several fixes.

Updating PCL projects for compatibility with .NET Standard

.NET Standard libraries are set to replace the Portable Class Libraries (PCL) that Xamarin.Forms has extensively used in the past. Both PCL profiles and .NET Standard versions have a complicated web of platforms that they target and compatibility with each other.

Spread.Services releases new service pack with enhanced SpreadJS JSON support

A Spread.Services service pack has released with enhanced support for SpreadJS JSON data and Xamarin.iOS.