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How Regression Testing Detects Integral Errors In Business Processes
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Get Display Banner Advertising Opportunity on FindNerd Platform
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Android O Released with Top 7 New Features for App Developers
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Top 5 Features That Make Laravel the Best PHP Framework for Development
Laravel is a free open source Web Framework of PHP
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Objective C or Swift - Which Technology to Learn for iOS Development?
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How to add CirclePageIndicator with ViewPager in android
CircularPagerIndicator is usually a kind of indicator that used to know how many images or tabs are left in our view. It is like a dot at the bottom of a view, more you can get by implementing below few lines in your project.
Step1: permission...
How to create youtube video thumbnail in android
In order to create youtube video thumbnail in android we have to first initialize its view i.e. YouTubeThumbnailView in our xml file. On initializing YoutubeThumbnailView we have to add developer key and its InitializationSuccess listener with tw...
Implement FCM from Android Studio GUI
This blog is about how to implement FCM(Firebase Cloud messaging) from Android Studio.
Android studio gives you tools to implement Firebase tools in very easy way.
1. Open Android Studio. (Make sure Android Studio is up to date)
2....
How to create verticle bargraph in android
Step1: Add dependency MPAndroidChart and jitpack maven repository in your build.gradle
repositories {
maven {
url "https://jitpack.io"
}
}
dependencies{
compile 'com.github.PhilJay:MPAndroidChart:v2.1.6'
}
S...
What's new in latest Android studio version 2.2?
New studio version 2.2 has many features that provide developers vast range of functionality.
1. Layout Editor
Drag and drop from widget palette ,new blue print of your layout,tools like auto correction.
Properties panel ...
Parcelable Android Example
Parcelable is mechanism for passing data between Activities. Parcelable works same like serialization but It is faster then serialization.
Here are the points to make class parcelable.
1. Create simple model class like below I created with ...
Parse Json Object with dynamic keys using Gson
Gson is a java library which converts Json to Java object and vice versa.
This blog is about how we can parse Json data to Java Object where keys are dynamic created.
1. Json Sample text is:-
{
"data": {
"status_code": "101",
"...
Can't Connect Android Phone as Media Device to My Computer
I have an android cell phone, Micromax Canvas Turbo A250 (16 GB ROM, 2 GB RAM). When I am trying to connect this phone as a media device through data cable to my desktop (Windows XP), then instead of connecting as a mass storage device, the phone...
Android - Information leakage flaw OutputStream
I have developed an application in the Cordova Framework, and I have added a camera plugin for capture functionality.
I am getting an Information Leakage flaw in the code below i think i need to initialize , using veracode to scan APK. Do i ne...
How to Resolve "Camera Can't Connect" Error in Android
Hi,
I am having an android mobile Canvas Turbo A250 model, 16 GB ROM, 2 GB RAM. When I'm trying to use its camera, then the application is not running and two error messages are displaying one after another "Gallery Has...
Auto-Reply to Texts Messages on Android device When Youre Busy
In certain cases, we are busy with some work and we don't have free time to reply our device incoming text messages. In that case, you will send an auto-reply message to all the incoming messages about your situation which goes something like...
Monkey Testing with ADB command.
This blog is about how to use MonkeyRunner tool with ADB.
MonkeyRunner Tool to test app UI and functionality. pseudo-random streams of user events and system events is generated by MonkeyRunner. MonkeyRunner controls the workstation by sending...
Problem in Google map rotation in Android
I am facing an issue right now I am developing an Android app similar to Uber or lyft but the problem that I am facing is the car is moving on the map smoothly but sometimes it is revolving at 360 degree at one position, I need to stop that pleas...
How to retrieve contacts from your android device
Step1: permission needed to read contacts
<uses-permission android:name="android.permission.READ_CONTACTS"/>
Step2: ContentResolver provides access to the content provider. Its main work is to read the user's query and redirecti...
How to get Image from URL using glide library
The below example code will helps you to get Image from URL by using glide library and to wait for image until it loaded. For this in below example I have added glide library in build.gradle file then I am using Glide with MainActivit...
How to create an android APP which displays list of videos and Play that videos in the same window?
Hi,
I want to create Android APP, which displays the list of videos of the SDcard on the half side of the screen, and the remaining half side should display the video of which I have selected from the list of videos.
How to implement ViewPager with tabs in android?
To switch easily from one page to another using slide either from left-to-right or right-to-left becomes easy using ViewPager. The below example is to make view pager with TabLayout, tabs may be used to display headings, we can also move easily f...
How to get GCM registration token in Android
GCM(Google Cloud Messaging) registration token is a kind of id given by the GCM connection server to user/client that allow user to receive messages. To get registration token first we have to generate a unique number, it can be created while con...
How to Mute/Unmute device sound programmatically in android?
In some of the cases in our application, we have to set our devices in Mute/Unmute mode. To get this functionality we have to add few lines of code. I have added two buttons one is for Mute and another one is for Unmute our device described below...
How to catch activities in foreground/background using ActivityLifecycleCallbacks?
To catch the states of every activity in our android application we have to implement ActivityLifecycleCallbacks. ActivityLifecycleCallbacks will have different override method as onActivityCreated, onActivityStarted, onActivityResumed, onActivit...
How to authenticate with Fingerprint in android applications ?
From android marshmallow api 23 android supports fingerprint authentication support. Fingerprint api support android version 6.0 or greater.
Fingerprint authentication contains following process :
1. Check weather a user enabled keyguard or...
Linkify text in Android Textview
Linkify is very helpful to create links from TextView or Spannable. Linkify get Regular expression and work on Text with Regular expression.
For example, you have a random text which includes web URLs also and you want to use web URL a...
Behaviour of launchMode "singleTop" in Activity (manifest)
How launchmode parameter in activity behaves
<activity android:name=.FirstActivity
android:launchMode=singleTop></activity>
Let us assume different activity as A ,B ,C ,D ,E
1 and...
How to use Butterknife in Android?
ButterKnife is library to initialize the views with Annotations.
With the help of Butterknife you have no need to initialize view with findViewBtId().
here we start.
1. Create Project.
2. Open module level build.gradle file.
3. Add b...
How to declare dimension of activity and how to start launch bounds activity ?
Hi, Android 7 i.e nougat supports multi window mode to open more than one screens at a time
With help of this flag one activity can be open adjacent to another activity.
Require jdk : 1.8 or higher
Require sdk : 24 nougat
Require depe...
Android 7 to create resizable and minimum size activity
Hi, Android 7 i.e nougat supports multi window mode that means at the same time two or more screens can be open like to open email on right side and gallery on left side.
So to create multi-window screen we have to use a flag in manifest named...
Features of Android Nougat api 7
Now Android API version 7 is ready to launch in the market with name Nougat.
Nougat has some features that are listed below :
Performance - For Fast updates now just in time compiler comes with new updates, VR mode etc.
Battery...
Best way to listen to the incoming chat messages without having to constantly query the DB?
I don't want that App should constantly hit the database to check for incoming messages.
Any predefined library for a framework to solve the problem?
Most Popular Application Development Frameworks 2016
"Developing mobile applications used to mean that you had to write native code, for each individual device or operating system that your client required. However, these past few years the term Hybrid App Deve...
How Interactive Worksheets Help Your Kids Learn Smartly & Funny Way
Being a parent you must be worried about your kids’ education and finding new ways to help them learn and grow! After all, your kids are your greatest assets for whom you do everything. To keep this in mind you have to find a better solutio...
How to convert image color to Gray Scale using OpenCV?
OpenCV library is useful to convert image background color to another RGB color.
We basically read the image using BufferedImage then we read bytes data from that image and we create a new MAT by applying image height and width and then put th...
How to match template using openCV ?
Template matching with openCV basically works on matrix reading of searched image.
following is the example of Template matching using openCV :
xml file to show resulting image after image search :
<?xml version="1.0" enco...
How to show openCV native camera in Android ?
In previous blog we added openCV android sdk and native libraries in our project so that we can use sdk.
Here we will show camera in our Android app using openCV sdk.
in your activity's xml file add this :
<org.opencv.android.Ja...
How to add openCV sdk and native libs in your project?
OpenCV is an open source project that provides OpenCV android SDK to match one template against other.
These are the following steps to add OpenCv in your project :
1. First of all download Android studio from this link - https://developer....
How to get android device macAddress, IMEI no and uniqueId
To grab MAC address first we have to enable device WIFI, after enabling it we can get the MAC address.
public static String macAddress(final Context context){
WifiManager wifiManager = (WifiManager) context.getSystemService(Context....
How to read notification title, text and package name in android?
If you want to read your incoming notifications title, text and package name in your android application then below few lines of code will be helpful for you. To read incoming notification we have to add a BIND_NOTIFICATION_LISTENER_SERVICE in ou...
Android Instant Apps
What are Android Instant Apps and how will they be different from existing Apps on Play Store or from a Cloud-based App for that matter?
How to Insert, Select and Delete all table row data in SQLite database?
In the below example code I have clearly described how to insert,Select and delete all table row from the database. Here, first I have extended SQLiteOpenHelper class After this I have used onCreate method to create a database table. In next step...
Google sign in with google play service 9.0
With Google play services v9 we can easily sign in with google in our apps, now we have GoogleSignInOptions builder that is used to configure Google sign in api.
GoogleSignInOptions gso = new GoogleSignInOptions.Builder(GoogleSignInOptions....
How to set arrow on custom seekbar ?
we can set arrow based seekbar using following trick like this : First of all you have to set a image of scale then below that image set a seekbar with progressDrawable transparent and then set arrow image as a thumb.
<?xml version=&q...
Set Custom View to TabLayout android
This blog is about adding custom Layout to TabLayout.
Here we start.
1. Create Project.
2. Open Gradle file of the project.
3. Add design dependencies to the gradle.
compile 'com.android.support:des...
Set help or show case view on screen
Showcase view or Help view is basically used to show some useful content on any screen when user comes first time there.
This is the github library you can use to set showcase in easy way like this :
add library in gradle file :
compil...
How to crop an image in android
Step1: First we have to add jcenter() repository to Project build.gradle
allprojects {
repositories {
jcenter()
}
}
Step2: Now add cropping library in our app build.gradle and synchronize the application.
compi...
Display a list of all installed application in an android device
The PackageManager class is used to get the information of application packages that are currently installed on android device. You can get an instance of PackageManager class using getPackageManager().
Below example will show you ho...
Staggered Grid Layout with RecyclerView android
This blog is about how to create StaggeredGridLayout with Recycler view in Android.
Recyler View is advanced version of ListView/GridView.
Here we start how to Create StaggeredGridLayout with Recyler View.
1. Create Project.
...
Horizontal RecylerView Android
This blog is about how to create Horizontal Recycler view in Android.
Recyler View is advanced version of ListView.
Here we start how to convert Recyler View scrolling to Horizontal scroll.
1. Create Project.
2. Create Activity.
...
Android background service launches itself after closing UI
There is a requirement to start the background service from the another application where the current services are only installed and not in running state. So I started the service from the another application by using the below code in MainActiv...
How to make Tab layout with using material design support library
In the below example I have created a Tab layout using design support library.
When user clicks on tab, tab color will change, mean it will identify that you have clicked on that particular tab. Here, first I have added materi...
Get Android app version from Play Store link andorid
This blog is about get current version of Android app on Play Store android using Jsoup. There is no official API to get version number but we can get it by reading HTML.
Here we start.
1. Create Project.
2. Open Manifest file and...
