This short tutorial will cover one of many ways to call a REST API online to do various data based operations such as GET or POST requests. Working with REST services is essential, and learning to do simple requests to retrieve all kinds of data online can give your apps and websites more richness. For…
Most HTTP or REST API calls are done asynchronously. In Java, that means having to make use of the AsyncTask class to execute such calls. You can do a HTTP protocol based call inside of a class that extends the AsyncTask class. AsyncTask is designed to be a helper class around Thread and Handler and…
This tutorial is intended to be a quick guide to get you up and running with basic Service knowledge for Android. Ideally, you can visit here for more in depth information. Whats a service? A Service is an application component that can perform long-running operations in the background, and it does not provide a user…
Recently I did some studying on CPU hardware & architecture, and some programming in Assembly language. Specifically the Motorola 68000. We used an IDE & emulator called Easy68K. So this guide/tutorial will be closely linked with that. This mini guide is intended for anyone and any beginner, should be able to get going writing a…
Playing a sound or music in Android is very easy to do. It consists using mostly the MediaPlayer class. I will base this tutorial on the Android Service tutorial I did. Using MediaPlayer as a service is very common. For this tutorial, I will only use methods that will get you started, I won’t go…
Implementing notifications in Android is simple enough to do. Notifications give your app more richness and you can display messages or other information, even a couple tasks/buttons. Here’s a very simple notification implementation that consists of simple text and an icon. You can also add action buttons to your notifications, see here: http://www.vogella.com/tutorials/AndroidNotifications/article.html#example-notificationmanager
I realize that many including myself constantly practice programming questions and algorithms for technical interviews. There’s lots of ways to practice, but one book in particular has helped a lot. I will share some popular technical interview questions from “Cracking The Coding Interview“. Jump to section: Data Structures Concepts and Algorithms …
