Introduction In Android development, writing and reading files are common tasks that developers frequently encounter. The TextWriter class, which belongs to the java.io package, is a powerful tool for writing characters to files. In this article, we delve into the intricacies of using TextWriter in Android with practical examples to guide you. Understanding TextWriter in Android TextWriter is a class in Android used for writing streams of characters. It's an abstract class, meaning you can't instantiate it directly. Instead, you use one of its subclasses, such as FileWriter, OutputStreamWriter, or PrintWriter. One of the main benefits of TextWriter is its ... Read More

Introduction When it comes to text formatting and styling in Android, Spannable strings offer a powerful, flexible approach that goes beyond what can be achieved with simple TextViews. From changing the text color to adding clickable links or even custom fonts, Spannable strings provide a myriad of possibilities. In this guide, we'll explore how to use spans to style text in your Android applications. Understanding Spans In Android, a "span" refers to a way to style text at a character or paragraph level by attaching one or more markup objects to a range of text. The Android framework offers several ... Read More

Introduction Highlighting text is a useful feature that helps to draw attention to specific sections of text in an application. This capability can be especially useful in e-reader apps, educational apps, or any application that involves processing and interacting with text. In this guide, we'll explore how to implement a text highlighter feature in Android. Understanding Text Highlighting Text highlighting refers to changing the appearance of specific parts of a text, typically by altering the background color. This approach is used to emphasize certain words, phrases, or sections, making them stand out from the rest of the text. How to ... Read More

Introduction In the world of cybersecurity, task hijacking in Android represents a crucial issue for developers, users, and security professionals. This term refers to a technique used by malicious actors to manipulate or take over tasks in Android, leading to significant vulnerabilities. This article aims to provide an in-depth understanding of Android task hijacking, its impact, and preventative measures. What is Task Hijacking in Android? Task hijacking in Android is a security flaw that allows malicious applications to take control of genuine app tasks. Essentially, a hacker can exploit this vulnerability to manipulate the user interface (UI) of an app, ... Read More

Whether any person plays competitions on the phone, there is a necessary and unknown aspect present within a phone that is called screen pinning. Whether they can be a gamer or they play lots of competitions then this aspect is so valuable to the users. Not for competitions, there are additional features for which this aspect is utilized. This is so helpful for the tool, whether the person is an IT manager viewing to get the user’s business tools rides a solitary application. Screen pinning can be a piece of Android tool that allows only displaying an exact application monitor. ... Read More

Introduction Here are some of the steps to implement services in android Create a Service class: The first step is to create a Service class that extends the android.app.Service class. This class will define the behavior of the service. Start the service: You need to call startService() method with an Intent that identifies the service you want to start. You can do this with the help of BroadcastReceiver or Activity. Stop the Service: You need to call stopService() method with an Intent that identifies the Service you want to stop. You can also call the stopSelf() method within the ... Read More

What is Sharedpreferences in Android ? SharedPreferences is an interface in the Android framework that allows you to save and retrieve key-value pairs of primitive data types. SharedPreferences is the way in which Android stores user preferences, such as which theme a user has selected, or whether or not sound should be enabled. This data is stored in an XML file, and can be accessed by multiple activities in an app. Storing Data at Activity Level While developing an Android application if you want to store / access data at activity level then you can use getPreferences. The main difference ... Read More

Introduction Padding and margin are two of the most important attributes used to manage the positioning of the views to be displayed within the android application. Both of this attributes are used to change the position of a view but there are some differences between them. In this article we will take a look at What is the difference between a View’s margin and a padding in Android ? What is padding in android ? Padding is a space which is present between the content which we have to display and the border of that content. Padding is used to ... Read More

What is Context? A Context gives us information about the current state of an application. It allows us to interact with Android Components. It allows us to access files and other resources such as pictures, Activities, Fragments and Services. The Context Class provides access to several resources and services that are needed to build an Android application including − Resources − The resources such as layouts, images and strings which are stored in resource objects are accessed through the Context. System Services − It provides access to system services such as Power Manger, Notification Manager and Location ... Read More

What is the meaning of the keyword ? Keywords are the unique words which are present in android source code to add a specific action for a function within an android application. Keywords are already defined with a certain set of actions to it. When we add a keyword in front of any function it will help to specify the action to it. There are different types of keywords used within android source code such as @hide, @findViewByID, public, private, @hide and many more. In this article we will specifically take a look at the @hide keyword within our android ... Read More