Skip to main content

Science and tutorials



Android-tutorial-How-to-erase-part-of-bitmap-image-on-touch
2017:03:21 / Science and Tutorials

Android tutorial: How to erase part of bitmap image on touch

Android tutorial: Learn how to erase part of bitmap image drawn on canvas on touch using PorterDuffXfermode programmatically. See an example

how-to-save-an-image-to-gallery-in-android-programmatically
2017/03/17 / Science and Tutorials

how to save an image to gallery in android programmatically

Android tutorial: Learn how to save an image to gallery from an imageview, drawable folder or camera capture programmatically. See an example

Android-code-How-to-Flip-an-Image-vertically-programmatically
2017:03:02 / Science and Tutorials

Android code: How to Flip an Image vertically programmatically

Android Tutorial: - Learn how to flip a bitmap image vertically programmatically. See an example

Android-code-how-to-flip-image-horizontally-in-Android-example
2017/02/24 / Science and Tutorials

Android code: how to flip image horizontally in Android example

Learn how to flip bitmap image horizontally in android programmatically. See an example.

How-to-add-blur-effect-to-background-image-in-Android-programmatically
2017/02/22 / Science and Tutorials

How to add blur effect to background image in Android programmatically

Android tutorial, Learn how to add blur image effect to background image programmatically. See an example.

how-to-store-data-in-SQLite-database-in-android-example
2017/02/16 / Science and Tutorials

how to store data in SQLite database in android example

Android Tutorial: Learn how to create and store data in a simple SQLite database in Android programmatically. See an example

how-to-convert-a-bitmap-image-into-byte-array-in-android-and-reverse
2017/02/07 / Science and Tutorials

how to convert a bitmap image into byte array in android and reverse

Android tutorial; Learn how you can simply convert a bitmap image into byte array programmatically. See an example.

how-to-store-images-in-SQLite-database-in-Android-and-display-in-listview
2017/02/06 / Science and Tutorials

how to store images in SQLite database in Android and display in listview

Android code: Learn how to store images in SQLite database from gallery or camera capture, retrieve the images from the database and display in a listview. See example

Android-SQLite-database-step-by-step-tutorial-for-beginners
2017/02/02 / Science and Tutorials

Android SQLite database step by step tutorial for beginners

Android tutorial for beginners.Learn how to create step by step an android SQLite database in Android studio. Besides, insert, update,delete, read data from DB.See example

how-to-write-text-on-bitmap-image-in-android-programmatically
2017:03:04 / Science and Tutorials

how to write text on bitmap image in android programmatically

Android code: learn how to draw text on bitmap image programmatically. Besides, convert a textView to a bitmap image. See an example

Android-maintain-the-previous-state-of-activity-on-intent
2017:01:29 / Science and Tutorials

Android maintain the previous state of activity on intent

Android tutorial, how to maintain the previous state of activity on intent to another activity and on go back button click programmatically. See example

how-to-get-bitmap-image-from-ImageView-in-android-programmatically
2017/01/22 / Science and Tutorials

how to get bitmap image from ImageView in android programmatically

Android code: step by step how to create a bitmap image from ImageView programmatically. See an example.

Android-Convert-URI-to-string-and-string-to-URI-programmatically
2017/01/21 / Science and Tutorials

Android Convert URI to string and string to URI programmatically

Android code: Learn how to convert an image URI to string and vice versa programmatically.

android-get-screen-width-and-height-programmatically
2017/01/20 / Science and Tutorials

android get screen width and height programmatically

android code: learn how to get the width and height of your Android phone screen programmatically. See an example.

how-to-convert-a-base64-string-to-bitmap-in-android-example
2017/01/20 / Science and Tutorials

how to convert a base64 string to bitmap in android example

Android code: how to convert a base64 string to a bitmap image. See an example


1234567next»

Comments

Popular posts from this blog

web2apk

http://web2apk.com/create.aspx Create App   Intro   About   Changes   MalWare ?   Contact   Privacy Useful Links Bluetooth Mini Keyboards Android Mini PC Reset Android URL App Title Icon or

Android Bar Chart Using MpAndroidChart Library Tutorial

https://www.numetriclabz.com/android-bar-chart-using-mpandroidchart-library-tutorial/ Android Bar Chart Using MpAndroidChart Library Tutorial Objective In this tutorial we learn how to implement Bar Chart using MpAndroidChart Library in your Android App. Download Source Code       Step 1 Contents ·        1  Introduction ·        2  Creating Bar chart o    2.1  Create a new Project o    2.2  Adding library in Project o    2.3  Create Layout o    2.4  To Plot Bar Chart §   2.4.1  Initialize the graph id §   2.4.2  Creating a Dataset §   2.4.3  Defining X-axis labels §   2.4.4  Set the data §   2.4.5  Add the description to the chart §   2.4.6  Run your App § ...

how to retrieve image from sqlite database in android and display in listview

 Android platform provides several ways to store data in our application. 1. SQLite database 2. SharedPreferences etc For our post, we will only work with SQLite database. First and foremost, we need to understand what an SQLite database is? SQLite database  is an open source SQL database that stores data to a text file on a device. It executes SQL Commands to perform a set of functions, that is, create, read, update and delete operations. On my previous post, I showed how to  store data in SQLite database from edit text, retrieve and populate it in a listview . For this post, I will show the SQLite CRUD operations with images from gallery and text from EditText. We need to understand this; images are stored in SQLite database as BLOB data type. A BLOB is a large binary object that can hold a variable amount of data.  Note, we can only store images in the database as BLOB data type. We need to convert our image path to a bitmap th...