Weak reference objects, which do not prevent their referents from being made finalizable, finalized, and then reclaimed. Weak references are most often used to implement canonicalizing mappings. Suppose that the garbage collector determines at a certain point in time that an object is weakly reachable. At that time it will atomically clear all weak references to that object… Read More »
This demo shows How to use Swipe to Refresh in ListViews and ListViewFragments. You can download the complete Android Studio Source Code at the end of the Post. 1. Using ListFragment 2. Using SwipeRefreshListFragment You can download the complete Android Studio Source Code from here. You can send your valuable comments @firstname.lastname@example.org.
Hi all… Yet another post on Google Maps.. In this demo I will show you how to show a route between two places in Google Maps V2. Hope you have gone through my previous posts before. If not please check here. You need to set up Maps Correctly for it to load. Lets start by adding… Read More »
Here is a simple example in which we will save or retain the state of the progress using fragments. Note : We have handle a configuration by another way – by ignoring the change i.e using this property in the activity tag android:configChanges=”” By using this android ignores the configuration change and will never try to create a… Read More »
Hi all This example shows you how to load large images in the gridview without any lag or without outofmemory error. This sample application uses the LruCache to hold the images. A cache that holds strong references to a limited number of values. Each time a value is accessed, it is moved to the head of a queue.… Read More »
Memory Heap Size Android is a full multitasking system so it’s possible to run multiple programs at the same time and obviously each one can’t use all of your device memory. For this reason there is a hard limit on your Android application’s heap size: if your application needs to allocate more memory and you have gone up… Read More »
Service is like an Activity but has no interface. Probably if you want to fetch the weather for example you won’t create a blank activity for it, for this you will use a Service. A Thread is a Thread, probably you already know it from other part. You need to know that you cannot update UI from a… Read More »
Hello all, Today I will show you a demo on how to use Asynchronous task in android. You should use this if you are doing a task that takes longer time to complete. This class doesnot block the UI thread so the “Application Not Responding” dialog will not appear when you are doing a big task. You should… Read More »