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Search Results for: Android

How to get started with Android development: Layout Managers

At the end of my last article, I left you hanging after describing activities, without telling you how to build a UI, so here we go. In the Android SDK, layouts are separate from the Java code that defines how an activity behaves. Using this separation of concern, it’s easier to modify the layout without having to worry about the ...

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Building Android IoT app for Android Things

This post describes how to build an Android IoT app for Android Things. As you may already know, recently Google has released a new IoT operating system called Android Things. Android Things is OS derived from Android and the interesting part is that we can re-use our Android knowledge to develop Android IoT app. Before diving into Android IoT app, it ...

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Android Things: Android Internet of things tutorial

Android Internet of things called Android Things is the new OS announced by Google. This is an Android-based OS for Internet of things (IoT). If you are new to IoT, give a look at my article about what is IoT.  As the name Android Things implies, it is a modified version of Android OS that runs on our smartphones. This ...

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Carrying Worlds Within Worlds in Your Android Device

Smartphones (and, because of their size, to a lesser extent, tablets) are something that very few futurists or science fiction writers saw coming: most of the benefits of an advanced personal computer but in something so small you can carry it with you wherever you go. Mobile phones have rapidly evolved from bulky, ineffective portable phones, exclusively for the use ...

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Android fingerprint authentication tutorial

Android fingerprint authentication uses smartphone touch sensor to authenticate the user. Android Marshmallow has introduced a set of API that makes easy to use touch sensor. Before Android Marshmallow the method to access to touch sensor was not standard. There are several benefits of using Android fingerprint authentication: Fast and easy to use Secure: fingerprint uniquely identifies you Online transaction ...

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Tutorial: Build an Android Application with Secure User Authentication

Building Identity Management, including authentication and authorization? Try Stormpath! Our REST API and robust Java SDK support can eliminate your security risk and can be implemented in minutes. Sign up, and never build auth again! In this tutorial, we will build a simple Android app that stores user generated notes remotely, with user authentication managed by Stormpath and our new ...

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Banana Classifier with OpenCV on Android

Make Banana Recognition Great Again This post is about going from an idea to its implementation. The idea was to create an application for mobile phone that can detects cars. Now let’s see how it started and where I stand today. I’ll provide a brief description of the steps taken to this very day. Step 1. Google is Your Friend ...

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Setting up Scala on Android

Scala can be used to build Android applications, as an alternative to Java or Kotlin. Unlike them, setting up an Android project in Scala with SBT is not straightforward, and can give us some headaches to get it right. To show how this can be done, we are going to create new project template using the Android SDK Plugin for ...

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How to get started with Android development – Basic structure

In a previous article, I wrote about how you can launch your first Android application from the samples provided with Android Studio. Now that you’ve had a chance to poke around a few samples, I’m going to tell you a bit about the basic structure of an Android application. A good place to start understanding an application is the manifest. ...

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