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Android AsyncTask ListView – JSON

Many times we need to populate a Listview using an AsyncTask. This is the case when we have to invoke a remote server and exchange information using JSON. In this post i want to go a bit deeper in the ListView analysis . In the pr ...
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Android ListView Pull-to-Refresh

In this post I want to describe how to create a custom ListView widget that behaves like Gmail list, so that when you slide down and you are at the top of the list it will be refreshed. This new UI pattern is knows as Pull-to-refr ...
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Android – Import projects from Git

There are many cases when we have requirement and need to clone Git repository, at that time we have to clone repository by using Git Client, FYI I have installed Git GUI client on my windows machine. By cloning this way, we have ...
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Android – Volley library example

I am not sure whether you have heard “Volley” word yet but it’s the library on which one expert talk was delivered during Google I/O 2013 by Ficus Kirkpatrick. What is Volley library exactly for? Volley is a library that mak ...
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Android Action Bar with Tab

Action bar was introduced from API level 11. In this post I will explain how to create tab in action bar with fragments. The final result is shown below where user can move between tabs.Creating the Action bar and the tabs The f ...
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Animation Resources and AnimationListener

In this post i want to analyze how we can use animation in Android and how we can implements an AnimationListener. In particular i want to describe the tween animation that are the most useful ones. Tween animation can be diveded ...
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Android ExpandableListView with Custom Adapter: BaseExpandableListAdapter

In the previous post we talked about ListView and how we can use it. Android OS has another widget that can be useful when you want to group items, this component is called ExpandableListView. This component has the capability to ...
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Android ListView: Custom Adapter with ImageView

In previous post we talked about custom adapter. We used a quite simple adapter with just a TextView. We want to expand the idea described before and introduce an image for each planet. To do it we have to modify the layout and ot ...
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Android Fragment Lifecycle – multiple screen support

Fragment lifecycle is an important aspect to take into account before using fragments. Every developer, that wants to develop an application in Android, has to face the mobile phone fragmentation problem or the multiple screen siz ...
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Fragment in Android: Tutorial with Example using WebView

In this post we want to explain how to use fragment in Android with a real example. In the last post we talked about Fragment in Android and how we can use it to support multiple screen. We described their lifecycle and how we can ...
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