My Android Solutions

Android Persist Data Using Shared Preferences

June 17, 2012

persistence, preferences, SharedPreferences

Most of the projects need to persist different data in order to use it in a way or another. So in this tutorial I will show you how to persist your data using Shared Preferences in Android. First you have to know…

Android: Open the Calculator from Android using Intent

June 8, 2012

Laura Suciu

Snippets, Tutorial

Activity, Calculator, Intent

No Comments

If you make an application and you need to open the calculator that comes with Android you can use the code bellow, but be careful because some Android phones might not have the Calculator installed or the name of the…

Android Vibrate on Click

June 8, 2012

Laura Suciu

Snippets, Tutorial

android vibrator, Vibrate, Vibrator

7

If you want to make the phone to vibrate when you click on a button from your application: 1. You have to declare in your AndroidManifest.xml the permission: <uses-permission android:name="android.permission.VIBRATE"/> 2. Now go to the class you want to put…

Android EditText text changes Listener

June 6, 2012

Laura Suciu

Snippets, Tutorial

EditText, text listener, TextWatcher

3

If you want “listen” to the text changes from an EditText you have to use the TextWatcher. Bellow I will show you an example of TextWatcher: //first, we create an EditText EditText answer = new EditText(this); //second, we create the…

Detect when Done key is pressed

June 6, 2012

Laura Suciu

Tutorial

android IME, android keyboard, done

No Comments

If you want to detect when a key from soft keyboard is pressed, like Done key, you can use the following code: mEditText = (EditText)findViewById(R.id.edit); mEditText.setOnEditorActionListener(new TextView.OnEditorActionListener() { @Override public boolean onEditorAction(TextView v, int actionId, KeyEvent event) { //verifies what…

Android SSL self signed certificate pass by

May 4, 2012

Catalin Prata

Solutions, Tutorial

Android self certificate, self signed certificate, SSL

1

This is not my work, I have just found the solution some time ago on the internetUsing the class below you can pass by the ssl certificate error that Android may throw when you are trying to connect to a…

Android SQLite Ignore Case from Database

April 23, 2012

Laura Suciu

Solutions, Tutorial

collate nocase, database, sql, SQLite

1

If you want to select data from Database and you want to ignore the case of letters you should use COLLATE NOCASE in your query: “SELECT * FROM myDataBaseName WHERE some_column= some_value COLLATE NOCASE” It’s not exactly an android issue…

Android Gallery with Dots On Scroll

April 21, 2012

In this tutorial I will show you how to create an Android Gallery and how to create dots or little circles when you scroll the images. So let’s start: 1. First you have to create a new project. 2. After…

Run Android Lint from command line

March 23, 2012

Catalin Prata

Solutions, Tutorial

code inspection, lint, profiling

4

Not many of us use android Lint tool to scan the projects for possible performance or best practices tips. Eclipse has the Lint tool included into adt plugin so Eclipse users can take advantages of this. Ok but what about…

Android Persist Data Using Shared Preferences

Android: Open the Calculator from Android using Intent

Android Vibrate on Click

Android EditText text changes Listener

Detect when Done key is pressed

Android SSL self signed certificate pass by

Android SQLite Ignore Case from Database

Android Gallery with Dots On Scroll

Run Android Lint from command line

Search In Blog

Want to donate?

Categories

Like Us On Facebook