BarCode Reader Application – Using ZXing Library

In this tutorial, I will show you how to use the ZXing Library to implement barcode scanning within an Android app. We will use the resources of this open source library in our app, and retrieve and process the results returned by the Library. I you don’t have any barcode scanner app installed on your […]

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A Guide to VideoView With MediaController

Enabling the user to access and consume content of the device(such as mobiles or tablets etc) is an essential use of smartphones nowadays. Especially when it comes to “video” it becomes an important and most common usage of the device. Android includes two classes which are responsible for the implementation of video playback on Android devices. These classes […]

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The Android Studio – An Introduction With The HelloWorld App

In this tutorial, I will show you how to setup your system to start developing your first Hello World using the Android Studio. Android is based on a modified version of the Linux kernel, and includes following versions till date as shown in the figure below. Please read it from top to bottom. Android 5.0 Lollipop […]

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Creating Grouped Table Views In Swift

Let’s start creating new project in Xcode. We well start with Single View Application Template. In Xcode go File->New-Project in menu and choose Single View Application template. Fill in Product Name. Then choose where your Xcode project will be stored. Now in ViewController.swift class change base class from UIViewController to UITableViewController. In Main.storyboard remove existing […]

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Android Lollipop – JobScheduler API

Thanks to google that he has introduced Job Scheduling API in its latest version Android Lollipop. Sometimes we may face the situation where we want to run a particular task later on some specific condition (known as scheduling). We can do this using the JobScheduler APIs provided by Android 5.0 onward now. In this tutorial, I will explain […]

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Activity And Fragments – How They Communicate

Android developers must know what is activity, what is fragments and why and how to use them. But many of them feel it difficult when it comes to the communication between an activity and a fragment. Today in this tutorial I will be showing you how an activity and a fragment communicates. I got so […]

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Send Email On Button Click – Without Launching Email Chooser

Sending email in Android is always very easy. We just need to call the email intent and create email chooser and that is it. As soon as you run the app and try to send email you will be asked to select the email application by which you wish to send email such as yahoo, […]

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AutoScroll TextView With Spinner

AutoScroll TextView can be added to Spinner, ListView or any other component as required or as needed. This tutorial will allow us to scroll text inside a TextView in a spinner. Generally, textview will marque the text only when it is focused. By using the below code, the textview will automatically scroll even without focus […]

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SlidingPaneLayout Example

In this tutorial, I will explain how to use SlidingPaneLayout. It’s an interesting component which can be used whenever we want a multi-pane horizontal layout in our app. It is divided in two different parts: left side: The master pane which usually contains a list of values. right side: The detail pane which usaully contains […]

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Customized Toast Messages

Sometimes when you show toast messages in your code you might not want the default length SHORT or LONG to display the toast. Sometimes we need to customize the duration of toast as per our requirements. Today in this example I will show how to customize Toast to display it for longer duration, by using […]

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