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Mobile Development Articles
Page 108 of 156
How to store list in a txt file and read list from txt file in android?
This example demonstrates How to store list in a txt file and read list from txt file in android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken editext and button. When the user clicks on the button, it will take data from edit text and store in internal storage as /data/data//files/text/sample.txt. It going to append ...
Read MoreHow to use update command in Android sqlite?
Before getting into example, we should know what sqlite data base in android is. SQLite is an open source SQL database that stores data to a text file on a device. Android comes in with built in SQLite database implementation. SQLite supports all the relational database features. In order to access this database, you don't need to establish any kind of connections for it like JDBC, ODBC etc.This example demonstrate about How to use update command in Android sqlite.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to ...
Read MoreHow to list files from SD card with runtime permission in android?
This example demonstrates How to list files from SD card with runtime permission in android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken list view and button. When user click on button, it will take data from external storage and append the data to list view.Step 3 − Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import android.content.pm.PackageManager; import ...
Read MoreHow to make a txt file in external storage with runtime permission in android?
This example demonstrates How to make a txt file in external storage with runtime permission in android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken edit text and button. When user click on button, it will take data from edit text and store in external storage.Step 3 − Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import android.content.pm.PackageManager; import android.os.Build; import android.os.Bundle; import ...
Read MoreHow append string with select command in Android sqlite?
Before getting into example, we should know what sqlite data base in android is. SQLite is an open source SQL database that stores data to a text file on a device. Android comes in with built in SQLite database implementation. SQLite supports all the relational database features. In order to access this database, you don't need to establish any kind of connections for it like JDBC, ODBC etc.This example demonstrate about How append string with select command in Android sqliteStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details ...
Read MoreHow to read a txt file in external storage with runtime permission in android?
This example demonstrates How to read a txt file in external storage with runtime permission in android (we have already created a folder called text and sample txt file in external storage).Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken textview and button. When user click on button, it will take data from external storage and append the data to text view.Step 3 ...
Read MoreHow to read an image file in external storage with runtime permission in android?
This example demonstrates How to read an image file in external storage with runtime permission in android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken image view and button. When user click on button, it will take data from external storage and append the data to Image view.Step 3 − Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import android.content.pm.PackageManager; ...
Read MoreHow to write an image file in external storage with runtime permission in android?
This example demonstrates How to write an image file in external storage with runtime permission in android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken a button. When user click on button, it will store data in external storage.Step 3 − Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import android.annotation.TargetApi; import android.content.pm.PackageManager; import android.graphics.Bitmap; import android.graphics.Canvas; import android.graphics.drawable.BitmapDrawable; import android.graphics.drawable.Drawable; import android.os.Build; import android.os.Bundle; ...
Read MoreHow to change date and time format in Android sqlite?
Before getting into example, we should know what sqlite data base in android is. SQLite is an open source SQL database that stores data to a text file on a device. Android comes in with built in SQLite database implementation. SQLite supports all the relational database features. In order to access this database, you don't need to establish any kind of connections for it like JDBC, ODBC etc.This example demonstrate about How to change date and time format in Android sqliteStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required ...
Read MoreHow to check cursor array list is empty or not in Android sqlite?
Before getting into example, we should know what sqlite data base in android is. SQLite is an open source SQL database that stores data to a text file on a device. Android comes in with built in SQLite database implementation. SQLite supports all the relational database features. In order to access this database, you don't need to establish any kind of connections for it like JDBC, ODBC etc.This example demonstrate about How to check cursor array list is empty or not in Android sqlite.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and ...
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