Custom Transitions in ANDROID.

Here we are going to create custom transitions for a fragment. We will create transitions using Java classes by extending the Transition Class in Android. ChangeColor.java is the java class that extends transition. ChangeColor.java CustomTransitionFragment is the Fragment to which we are going to apply the transition. The MainActivity that adds the fragment. Download the… Read More »

Display Route between two places in Google Maps V2

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… Read More »

Create Custom Notification in Android.

This demo explains how you can create a Custom Notification in Android old and New versions. The notification appears expanded in Versions > 16. Let’s jump into the code… Below is the MainActivity that creates the notification. You can download the complete Android Studio Source Code from here.. Send your comments to coderzheaven@gmail.com

ActionBarActivity deprecated..

ActionBarActivity is now deprecated.. Check out what Google says about using AppCombat. The AppCompat Support Library started with humble, but important beginnings: a single consistent Action Bar for all API 7 and higher devices. In revision 21, it took on new responsibility: bringing material color palette, widget tinting, Toolbar support, and more to all API… Read More »

Starting with Material Design in Android – Volume 1

1. To create apps with material design: Review the material design specification. Apply the material theme to your app. Create your layouts following material design guidelines. Specify the elevation of your views to cast shadows. Use system widgets for lists and cards. Customize the animations in your app. 2. Apply the Material Theme To apply… Read More »

Show Download Progress in NotificationBar in Android with Notification Event Listeners

Below Sample code shows you how to download images from a url with progress in the notification bar. “NLService” Class is the actual Notification Listener class that can hear events in your notification. But before everything you need to be sure that, you have enabled notification access for your app. Make sure you add the… Read More »

NSNotificationCenter Example in Swift

Here is a simple demo on how to use “NSNotificationCenter” in swift. NSNotificationCenter is particularly useful when there are multiple class or struct instances that need to take action based on something that happens elsewhere in your application. To Register the notification… we will call Now to trigger the notification… The “notificationKey” should be unique… Read More »

Simple Core Data tutorial in iOS

In this tutorial we will be making a simple application to save a person details using Core Data. Here we will have two models or it can be said as Database tables – Model1 and Model2. Below are the basic things about Core Data… Core Data Stack The key objects of the stack are the… Read More »

Sync Adapter in Android – A Simple Example…

Hello all, In Today’s article we will be discussing about the SyncAdapters in Android. SyncAdapter is just a simple plugin like structure for syncing your server and Device. Check out this post about Account authenticator before proceeding. Why do we use SyncAdapter instead of Using Alarm Manger to Sync? Automated execution     Sync can be requested… Read More »

What are Generics and Why should we use Generics?

The Java Generics programming is introduced in J2SE 5 to deal with type-safe objects. Advantage of Java Generics There are mainly 3 advantages of generics. They are as follows: 1) Type-safety : We can hold only a single type of objects in generics. It doesn’t allow to store other objects. 2) Type casting is not… Read More »

Creating Tabs dynamically in ios with dynamic tab controller.

This article covers how do you create a tab based application in an ISOS Application. At first you Create a new Project and Click on Single View Application and name it accordingly. After creation of the project, open the storyboard and you can see a single view controller which is connected to class ViewController. Just… Read More »

Making a GridView in iOS using UICollectionView.

Hey all, In Today’s article you will study about the implementation of UICollectionView in iOS. It is similar to GridView in Android. First drag a UICollectionView [Not the Collection View Controller] in your interface and let it be there. we will come back to it later. We are going to create a UICollectionView with custom… Read More »