Friday, July 22, 2016

BroadcastReceiver in Android

BroadcastReceiver in Android are the component which you can use to get broadcast messages from other Android Application or even Android System and perform some action.
We can register an event for broadcast message "battery is low" or "screen is turned off" etc.
BroadcastReceiver in Android

Monday, July 18, 2016

Android Services - Introduction & Lifecycle

Android Services is a very useful component provided by Android, which runs in background and does not have any visual UI, as Activity have. Services are mostly used to perform the processing parts of Android Application.

Saturday, July 16, 2016

Android Activity & Lifecycle

Android Activity is a user interface screen where visual elements called Views (Widgets such as TextView, EditText, Button etc.) are present and can perform some action on getting users input.

Wednesday, July 13, 2016

Create a basic Android Calculator

In this article we will learn “How to create a Basic Calculator?”, this calculator can be used to do basic calculation like Addition, Subtraction,  Multiplication & Divide and also to display history of previous calculation.

Friday, July 8, 2016

My first Android App - Starting with Android Studio

Let's enter in the world of Android App Development, in this article we will learn How to create a new Android App and about some important parts of Android Studio. I hope you have already setup the Environment for Android App Development, if not go to Install Android Studio.

Wednesday, July 6, 2016

Android Event Handling

Before going to Event Handling we have to know what is Event: “Event is changing the state of object such as click on button, selecting checkbox or screen touch etc.”

Android Framework maintains an event queue as First-in, First-out (FIFO) basis.

Flow Chart of Event, Event Listener and Event Handler

Introduction to UI Layout and Controls

Designing User Interface (UI) is one of the most important tasks in the development cycle, as it is the only part visible to user so we must try to make simple and easy to understand UI.

Tuesday, July 5, 2016


“Resources“ is a public class in Android which is used to store static content such as strings, colors, styles, bitmap and more.
NOTE: Static content are the files that don't change based on user input.
This is how “Resources” is organized in Android Studio.

Organisation of Resources, Learn Android Development, 2TechUp, Vishal Malik

Install Android Studio

In this article, we will learn how to install Android Studio and how to set it up.
This tutorial is based on Windows platform but you can install it on Mac or Linux also.

So let’s start

For setting up Environment to develop Android App you need to download these components

Android Application Components

In this article we will talk about various components of which android application is made of.
NOTE: Manifest file (AndroidManifest.xml) contains information of each component of application and how they interact.
There are mainly four types of components that are used to build an application and we will use these components or class to create our application or May extends these classes as per our need.