Android LinearLayout Tutorial

This tutorial shows you how to use the LinearLayout container (using Java code, not XML markup), which is the simplest layout mechanism available on Android. If you’re familiar with Swing’s BoxLayout then you will have a good idea of what this container has to offer. Linear layouts are really simple… you can add components horizontally or vertically to a ‘bag’ or ‘box’.

Android TableLayout Tutorial

This tutorial will show you how to use the TableLayout container, which is like an HTML table. The UI layout code is done in Java, not XML. A class (LayoutUtils) is provided to make it easier to attach layout params to View objects.

Android Activity and sub-Activity Tutorial

This tutorial will show you how to create a sub-Activity from a calling-Activity, and process the results produced by the sub-Activity, if you want to do so. Also, the various ways of launching a sub-Activity are covered, along with the Android Activity history stack. A subclass of Activity is also provided that makes it trivial to launch sub-Activities and respond to results from them.

Android – How to build a service-enabled Android app – Part 3/3 Multithreading

I’ve written 3 tutorials to show you how to create a service enabled Android application that performs all of it’s network I/O in a background thread (not the UI thread). These tutorials are split into three parts. This tutorial shows you how to use background threads to perform long running network IO operations, so that the main UI thread is not locked up.