Category Archives: Files

Path from URI returning Null when selecting from Photos or Gallery in Android – Solved

By | January 10, 2018

For API above 19 [java] @SuppressLint("NewApi") public static String getPathAPI19(Context context, Uri uri) { String filePath = ""; String fileId = DocumentsContract.getDocumentId(uri); // Split at colon, use second item in the array String id = fileId.split(":")[1]; String[] column = {MediaStore.Images.Media.DATA}; String selector = MediaStore.Images.Media._ID + "=?"; Cursor cursor = context.getContentResolver().query(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, column, selector, new String[]{id}, null); int columnIndex =… Read More »

How to copy a file to another saved in SDCARD in Android?

By | December 30, 2012

Hello all… This tutorial explains how to copy a file contents to another in Android. The file to copy is saved in SDCARD, however you can change the path to save it in your application sandbox. if you want to save it in your sandbox, change the path to /data/data/your_packagename/your_file.extension Now we will see the layout for the… Read More »

How to store an Image from Android to a SQlite and retrieve it?

By | December 23, 2012

Hello all… In today’s post I will show you how to store an image in an SQLite database and retrieve it. First I will just create a Database Helper Class for adding and reading from the Database. Our Database contains only one table “Images” with two columns “id” and “image”. Note : If you want to see the… Read More »

How to find your Google Plus ID

By | September 27, 2012

This is so simple 1. Go to your Google + account (https://plus.google.com/). 2. Click on the Profile icon on the Left. 3. If you look at the URL in the address bar, it should look something like this: https://plus.google.com/104653270154306099169/posts 4. The long numerical string in the URL is your Google+ ID. Here is CoderzHeaven’s from the URL above:… Read More »

How to read and write files to SDCARD and application SandBox in Android – A complete example?

By | September 6, 2012

Here is a complete example of How to read and write files to SDCARD and application SandBox in Android. First create a new project and inside the mainActivity paste this code. [java] package com.coderzheaven.filesexample; import android.app.Activity; import android.os.Bundle; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.EditText; import android.widget.Toast; public class MainActivity extends Activity implements OnClickListener { EditText edittext;… Read More »