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By Greg Shackles
New support for styling Xamarin.Forms apps with CSS may be controversial, but Greg Shackles thinks CSS is a powerful (and frequently maligned) solution to the problem of styling native mobile applications. See what he means in this hands-on tutorial.
05/29/2018
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Building cross-platforms applications has never been easier using Microsoft's Xamarin.Forms. In this article Nick introduces v6 of MvvmCross and shows how it can be leveraged to accelerate development and improve the architecture of a Xamarin.Forms application.
05/16/2018
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Wally builds an app prototype and in response to user feedback investigates how to play audio sound effects in response to events such as a button press.
03/29/2018
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Once you've created a JSON Schema that describes a JSON document, you can use it both in Visual Studio -- to provide guidance when creating JSON documents -- and in your code to validate the messages you're receiving.
02/13/2018
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Our cross-platform C# specialist turns his attention to the iOS side of things only to demonstrate some programming issues associated with the much-hyped device from Apple, including Face ID, the "notch," Safe Areas, Large Titles and more.
01/11/2018
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Code Focused
One situation that can prevent a successful file transfer is when the destination file is, in fact, the program that's doing the copying. Here's how to work around such problems.
12/15/2017
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Code Focused
OOP is a special kind of animal, says Tim Patrick, who shows how to put one of its core principles, encapsulation, to work while coding constructors for base and derived classes.
11/28/2017
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In-Depth
In an app of any meaningful size, wrapping up common functionality in a composite control reduces the long-term effort needed to craft the app. Learn how to do just that right here.
11/07/2017
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By Daniel Krzyczkowski
Learn how to leverage the open source MVVM ReactiveUI framework, the Observer Design Pattern, ReactiveX and more to make your Xamarin apps more responsive.
10/24/2017
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With new APIs for augmented reality and machine learning -- along with many new and updated features -- the latest iteration of iOS is sure to make Apple mobile developers happy, our resident expert concludes in this hands-on review, complete with code samples.
10/17/2017
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Here’s a look -- with code samples -- at two series of updates that will improve the feature set and, most important, performance of Microsoft’s cross-platform UI solution.
10/10/2017
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There’s a potential security exploit that ASP.NET MVC leaves you open to. However, in Peter’s opinion, all the proposed solutions miss the point.
10/03/2017
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By Greg Shackles
From performance improvements to new platforms, here’s a look at what’s coming down the road for Xamarin.Forms developers.
08/10/2017
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Code Focused
Learn how providing information in available HTTP header elements can help make interactions between unrelated systems straightforward and meaningful.
08/08/2017
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Code Focused
Squash the dangers lurking in your SQL queries by setting parameters by way of parameterized queries.
07/27/2017
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Playing around with Apple's Core Image imaging technology, using some simple C# code to perform facial recognition and apply filters to photos.
07/26/2017
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In-Depth
By
Joseph Fultz, Darren Brust
Part 2: Now that we've nailed down the serverless compute concepts, we'll use a handful of online tools to develop Azure Functions.
07/21/2017
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James McCaffrey uses cross entropy error via Python to train a neural network model for predicting a species of iris flower.
07/20/2017
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In-Depth
By
Joseph Fultz, Darren Brust
The cloud has enabled some incredible innovation, like serverless compute, which is transforming the way we build applications for the cloud. We dive into serverless concepts and explore how they are supported by Azure Functions.
07/17/2017
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Get Visual Studio to be more helpful when you're working with HTML.
07/07/2017
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You like the idea of an AJAX application, but would rather not write the JavaScript yourself. You're in luck: ASP.NET MVC provides two tools that write the client-side code for you. And these tools even make sense if you’re comfortable with writing your own JavaScript.
06/28/2017
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In-Depth
By Tomáš Herceg
You don't need to write tons of JavaScript code to create a JavaScript-friendly MVVM app. Let DotVVM can take over. Here's a basic tutorial for developing with it.
06/27/2017
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Code Focused
C# finally gets the BASIC GOSUB feature through local functions, but local functions take that GOSUB-like capability up a few notches.
06/26/2017
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Sensibly, ASP.NET MVC 5 prevents users from entering HTML or Script tags into your page's textboxes, protecting you from a wide variety of hacks. However, for those rare occasions when you do need to let the user enter tags, here's how to do it.
06/22/2017
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Wally shows you how to use Xamarin.iOS to create a pedometer app for a Fitbit that employs the CoreMotion Framework.
06/20/2017