Category Archives: Essentials

File Persistence in Xamarin.Forms Apps

The goal is to persist data to a file.  You might do this for any number of reasons, including storing away user-preferences or, in this case, storing away data to protect you from a crash. In this simple application we … Continue reading

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Code with Meraki

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AirPods First Look

I don’t believe in skimping on tools.  I write software, so I have big monitors and a great chair, and powerful Macs.  I write mobile apps, so I have a bunch of phones. But AirPods are not part of my … Continue reading

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Top 10 Mac Utilities for Developers

I recently tweeted a request for nominations for best utilities and productivity tools for Developers working on the Mac.  This list is an aggregate of my recommendations and those of others who I greatly respect.  They are listed in no … Continue reading

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I’ll be speaking at DevIntersection 2017

News flash from the department of shameless self promotion: I’m pleased to say that I’ll be speaking at DevIntersection 2017 in Orlando.  Click on the image for more info, and use the code LIBERTY for a $50 discount.

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Yet Another Podcast #167 – Charles Petzold

Charles Petzold has been writing books and articles about Microsoft-based operating systems since 1984. He is currently part of the Xamarin documentation team, which means he’s a Microsoft employee. Today we briefly discuss what’s new in Xamarin.Forms and then turn our … Continue reading

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Yet Another Podcast #165 – Jon Galloway on Azure Functions

Jon Galloway is a Technical Evangelist at Microsoft, focusing on Web Development, Azure and .NET. He is also a long-time friend, and a truly great guy.  Azure Functions Unity Jon’s blog Herding Code Jon on Twitter    

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TypeScript for C# Programmers – a new course

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MVVM Light Messaging Made Absurdly Easy

I wanted to send a message from a ViewModel to its View so that the View could pop up a dialog box.  To do this, I used MVVM Light’s messaging bus. At first, this seemed difficult because I was over … Continue reading

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Better Navigation in Xamarin.Forms

By Jesse Liberty and Eric Grover There are many ways to navigate from page to page in Xamarin.Forms.  The most obvious is to use the built in navigation service.  However, if you are serious about MVVM, the built in navigation … Continue reading

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Away From The Keyboard

I was pleased and proud to be interviewed on Away From The Keyboard, talking about my history in the industry.  Makes a good bookend with my talk with Shawn Wildermuth on Hello World. Great fun.

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iPhone 7+ – First Look

What can I say that you don’t already know?   [Updated Sept 23, 09:19: To reset the iPhone 7, hold the power button and the volume down button until you see the apple The battery does seem to last much … Continue reading

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