This post is the first post in a series dedicated to AppVeyor. AppVeyor is a powerful and flexible cloud base continuous delivery service for windows. We started using AppVeyor for a continuous integration project a few days ago and the... Read more about Understanding the publish_nuget option in AppVeyor
I have been using the Task-based asynchronous programming model introduced in C# 5 (.NET 4.5) for a while now and it truly changed my life (at least as far as writing async code is concerned!). No more callbacks and non-linear... Read more about When to use ConfigureAwait(false) with async/await
In a previous post, we learnt how the {x:Static} markup extension could help us remove magic strings and numbers in XAML. This was a great first step in avoiding code duplication. However the resulting XAML was still very verbose and... Read more about Avoid duplicate XAML with resources and styles in Xamarin.Forms - Part 1
The new component syntax introduced in Angular version 1.5 is nothing more than a special kind of directive with some very sensible defaults. As a reminder, a component uses an isolated scope uses a controller uses the controllerAs syntax can... Read more about How to pass parameters to a function binding in Angular components
With version 2.0 of Xamarin.Forms, it is now possible to optionally compile the XAML code into intermediate language with the XAMLC compiler. This feature is well documented on the Xamarin website. As a reminder however, here are the main advantages... Read more about Use XAML compilation to increase Xamarin.Forms apps performance
It is in general considered good practices to avoid magic strings and numbers in your code. Instead, it is recommended to define some sort of constant values in your app that you can reference throughout your code. That being said,... Read more about Use static markup extension to retrieve constant values in XAML
In a previous post, we looked at how you could set platform specific values with the Device.OnPlatform<T> static method. Today we will see how we can achieve the same result by using the <OnPlatform> markup in a XAML file. The... Read more about Set platform specific values in XAML with OnPlatform
I had an issue yesterday with some code I found on the internet and realized that the implementation was probably not exactly what was intended. Let’s look at a much simplified version of that code that illustrates the problem: public... Read more about Property initialization vs Expression
Xamarin.Forms is gaining momentum in the Xamarin world. It allows you to build beautiful, performant native apps for iOS, Android, and Windows. You create pages and views code once and have them rendered natively on all targeted platforms. If you... Read more about Execute target os specific actions from your Xamarin.Forms shared code
The arrow function notation (=>) available in ES6 can help you reduce a lot of the syntaxic noise that we had to cope with in the past. This is especially true for function just returning objects such as most action... Read more about Reduce syntaxic noise with es6 arrow functions
In one of our app, the content_for is used to set the page title from a helper method. It looks something like this: def title(*parts) unless parts.empty? content_for :title do parts.unshift(app_name).join(" - ") end end end which when used in... Read more about Clearing out the content in content_for
Null coalescing operator? What is that? In C# that’s the ??. According to the C# specs, ?? is a binary operator that evaluates first ?? second by doing Evaluates first if first != null returns first Otherwise evaluates second and... Read more about Null coalescing operator in rails
I have been using open source projects for most of my career but never really took the time to contribute back. Using the good old excuse ‘I don’t have the time to do that’, I felt at peace with myself.... Read more about Open source is fun