Tag Archives: coderzheaven

How to encrypt and decrypt an audio file in Android?

By | May 8, 2018

Here is a simple example to encrypt and decrypt a audio file in Android. We will directly go to the implementation part. Demo Video You can check the demo video here. Download Library You can download the simple library from here. Aim Download an audio file from internet. Encrypt and save the encrypted file in Disk, so that… Read More »

Analysing, Inspecting and Generating Code Reports using SonarQube in Android Studio

By | July 1, 2016

SonarQube, formerly known as Sonar, is a platform to analyze code quality. Installing SonarQube Go to http://www.sonarqube.org/downloads/ and download the latest release. Unzip the archive to the directory of your choice. Starting SonarQube Go to your downloaded SonarQube. Open bin/[folder corresponding to your OS] Open up a terminal window and navigate to bin/[folder corresponding to your OS] Now… Read More »

Downloading Multiple files(Images etc..) in Android Simultaneously/or in Batches in Android using ThreadPoolExecutor.

By | June 10, 2016

CPUs with multiple cores have almost become the standard in Android devices. This means multiple operations doesn’t have to wait to be executed on a single thread. They can rather run on multiple threads in parallel where each threads gets executed on a single processor. For example imagine an operation where multiple images have to be downloaded. The… Read More »

Contacts Demo in Swift 2 – Showing Contacts Picker, Load Contacts in Custom TableView, Add New Contact, Update Contact, Delete Contact, Search Contact

By | February 23, 2016

In Today’s post I will show you How to do below things in Swift 2… 1. Show Contact Picker using System In-Built UI & Pick a Contact 2. Load all Contacts in a TableView 3. Search a Contact 4. Add a New Contact 5. Update a Contact 6. Delete a Contact Before using the contacts we need to… Read More »

SnackBar and Floating Button Demo in Android

By | February 22, 2016

Snackbar is a UI element used for user feedback, just like a Toast except they provide action to interact with. Snackbar will be displayed at the bottom of the screen and can be swiped off in order to dismiss them. Floating Button sits on the top of your layout and provides a way for a Quick Action. We… Read More »

Uploading Image to Server – Android Eclipse Version.

By | February 18, 2016

Hi all, In today’s tutorial I will show you how to send an image to server using POST method in ANDROID. If you are working in Android studio, then checkout the article here. Uploading an image to server is a basic requirement in many of our application. Sending data to server which is using a PHP Script is… Read More »

Multiple Selection GridView in Android

By | April 26, 2013

This is a simple post that helps you to do multiple selection in a ListView. Check out previous posts for 3D animation in a Listview. At first we will see the XML layout file. This layout contains a gridview since we are dealing with it only. grid_1.xml Now the MainActivity that does all the work for the multiple… Read More »

How to write interfaces in java or Android?

By | February 7, 2013

This tutorial is about how to use interfaces in java or Android. What is an Interface? An interface is a collection of abstract methods. A class implements an interface, thereby inheriting the abstract methods of the interface. An interface is not a class. Writing an interface is similar to writing a class, but they are two different concepts.… Read More »

How to load a spinner with values from SQlite Database in android?

By | November 18, 2012

Here is a simple example showing how to load a database values in a spinner in android. OK we will start. This is the layout for the spinner row. spinner_row.xml This is the layout for the interface. activity_main.xml Now this is the MainActivity.java file that uses the spinner and the database. Join the Forum discussion on this post… 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. Now create another class named MyFile.java and copy this code into it. Now the layout for the xml file. Note you should give this permission in the… Read More »

Phone storage is getting low problem solved OR How to install apps on the SDCARD by default in your android device?

By | June 8, 2012

Often our android phones may get warning that “Phone storage is getting low” because your apps dont have space to be installed on the phone. I too had this problem. Then I found out the answer, after doing this all apps installed will go to the sdcard. First you have to enable USB debugging on your Android device… Read More »

CoderzHeaven on Facebook, Twitter, Google Plus and MySpace

By | May 6, 2012

Hello……. Coderzheaven is now on MySpace also. PLease checkout our page at http://www.myspace.com/coderzheaven Fore more news on updates and exciting code snippets please add Coderzheaven to your connections in Facebook http://facebook.com/coderzheaven and Also find us on twitter and get the latest tweets on recent and most popular posts. http://twitter.com/coderzheaven Also find us on Google PLus We Coderz

Best Budget phones in android market today.

By | May 3, 2012

Here are my choice of some of the best phones in android market today. 1. Sony ericsson Xperia Neo. We know Sony always makes stylish phones. Here is another stylish phone from Sony Ericsson. Specifications. GENERAL 2G Network GSM 850 / 900 / 1800 / 1900 3G Network HSDPA 900 / 2100 HSDPA 850 / 1900 / 2100… Read More »

How to download a file to your android device from a remote server with a custom progressbar showing progress?

By | April 29, 2012

Actually this is really simple. I have already posted an example for how to download a file in this post. How to Download an image in ANDROID programatically? This is another one little different with a progressbar included. Previously I have shown three other methods to upload files to a server. Check these posts to refer this. 1.… Read More »

How to inherit from other styles or how to extend your own styles in android?

By | April 17, 2012

Hello all…. I have covered many tutorials on styles on how to implement and use them. Today I will show you how to inherit from other styles or how to extend a style already created by you and use it for applying to other views. Here is one of my previous posts. http://www.coderzheaven.com/2012/02/03/changing-the-style-or-theme-of-default-alertdialog-in-android/ Another one is here.. http://www.coderzheaven.com/2011/06/19/styling-text-in-android-through-xml/… Read More »

New features in Android GingerBread OS version from Google

By | March 8, 2012

1. Support for Mobile Payments Android phones which have android gingerbread option will help you pay all your bills through your mobile phone. No need to wait in line or switch on your computer to pay bills. Sit in your office and pay your bills using android OS gingerbread. 2. One Touch Copy and Paste Using gingerbread android… Read More »

Listening to checkBox stateChange in Android

By | February 14, 2012

This is a simple example showing how to listen to checkbox in android. To check whether the checkbox is in on state or in off state just add a listener to the checkbox you want to listen. This is how we do this. ch.setOnCheckedChangeListener(new OnCheckedChangeListener() { }); This is the layout contaning a checkbox. This is the java… Read More »

How to change the activity orientation through java code in android?

By | February 11, 2012

Here is a simple way to change the orientation of the activity in android Through java code we do this…. Through xml we do this Following are two other values that you can specify in the android:screenOrientation attribute: ➤➤ portrait — Portrait mode ➤➤ sensor — Based on the accelerometer Please leave your valuable comments.

Apply Custom Theme for your activity in android.

By | February 5, 2012

In today’s tutorial I will show how to apply custom theme for your activity in android. Android has several built in themes for applying to your activity but you can also provide your own custom themes for your activity. Now we will start creating an activity with a custom theme applied. Create a fresh project and name it… Read More »

Show Alert in cocos2D Android.

By | February 4, 2012

Here is a simple example showing alert in android cocos2D. For this I am using an example from my previous android cocos2D tutorial.. So please read that tutorial before reading this because the I am using the classes and files from it. I am only changing the Gamelayer.java file to show an Alert Dialog when the sprite move… Read More »

Changing the style or theme of default alertDialog in Android.

By | February 3, 2012

Hello everyone, Here is a simple example showing how to change the theme of default AlertDialog in android. Check this post before for understanding how to use styles. http://www.coderzheaven.com/2012/04/17/inherit-styles-extend-styles-android/ To start first create a fresh project named AlertTest. In the AlertTestDemo.java file copy this code Now create a file named “styles.xml” inside the res/values folder and copy this… Read More »