Hello friends, today we will talk about something different (something that has nothing to do with mobile or desktop apps). We will build a simple proactive message bot. If you have been using Microsoft’s Botframework, you must have noticed the shift from the V3 to the V4 version and all the changes that came along….
Consume REST APIs in Your App in a Resilient Way with Polly and Xamarin Forms
Nowadays, most mobile and desktop applications depend on external services for their optimal operations. Whether it is for the consumption of data or sending data via a REST API, or the download of data from a third-party source. When you build an application that depends on these external services, the communication between your application and…
Building An Edit Label Custom Control in Xamarin Forms.
When displaying textual information to your user, you want it to be well displayed with good font size, appropriate style, text color… But you also want the user to edit this information with minimum efforts. Let’s say you have a page in your app with a title, or several labels containing text. And you want…
Creating A Snack Bar In Xamarin Forms XAML
Hello friends, notifying users about what happens in your mobile application is necessary. There is the Snack Bar which is good for this scenario. But in Xamarin.Forms by default, you don’t have the ability to call snack bar. Though by default you can’t do this, it is possible to make a Snack Bar in Xamarin…
5 Reasons Why The Xamarin.Forms Shell Will Increase Your Productivity.
Hello friends, Xamarin.Forms 4.0 Preview was made available for some time already, and it has several features which I’m excited about. These features where announced months ago, but the one which caught my attention was the Xamarin.Forms Shell. This feature is not yet available on the UWP platform as I’m writing this blog post today….
Calling Xamarin Forms ListView Context Action Commands From The Base View-Model
The listview is surely one of the most used Xamarin Forms views. It is flexible and permits users to display complex sets of data easily. It has several builtin functionalities. Some of which are straight forward and easy to implement and others are tricky. There are several advanced functionalities which can be implemented on the…
How To Get An In Depth Insight Of Your Code With NDepend static analysis tool
As a software developer, you may have come across a situation where you need to measure the quality the source code you have at hand. How well is the code written ? is it easily maintainable ? and similar important questions. Obviously, you don’t want to go through each line of code in the whole…
How We Introduced Cameroonian Kids To Programming The Raspberry Pi “Raspberry Jam Camer”
Its August and it’s school vacation in Cameroon 😊 and while others are on summer holidays, it’s the maker’s moment at the “Raspberry Jam Camer”. We share our passion for tech and the last working session we had was about teaching what the Raspberry Pi is to kids, and how to use it. This boot camp…
Building An Offline Web App : Offline Currency Converter
Building a web application is great. But building a web application which can run both offline and online seamlessly is awesome.You leverage Javascript, HTML, CSS… skills to build a custom application which works on your browser with or without internet connection. A few weeks ago I dove deeper into offline web applications with the courses…
Xamarin Forms Tips Part 3: Change Randomly A View’s Color At Run-time
Hi everyone, here is the third part of the Xamarin Forms Tips series. Today, we will look at how to change a view’s color randomly at run time. I implemented this feature in the “My Expenditures” application. As you can see on the screenshots above, the first letter of the user’s name changes color every…