Android | All About Web & Mobile Application Development

Two Most Useful Features on Android 4.2.2

Google has released its latest version of Android OS several weeks ago, Android Jelly Bean 4.2.2. This new update has no significant changes, only few new feature updates and bug fixes. I’ve updated my...

How to Programmatically Show and Hide Soft Keyboard in Android

In Android, soft keyboard will be shown automatically when we launch an activity that contains a focusable EditText widget. But in some cases, we need to show or hide the soft keyboard manually or...

Sample Code to Get MD5 Checksum of a File in Android

When downloading a file over internet, the uploader usually provides an MD5 checksum for the file to ensure the integrity of the file. MD5 checksum (message digest) is something like a fingerprint or digital...

How to Send Message to Google Cloud Messaging (GCM) Server Using JSON and PHP

Google Cloud Messaging (GCM) is a free service from Google that helps Android developers to send data from their servers to Android applications on Android devices. GCM is the next generation of Android Cloud...

How to Use Multi-User Feature in Android Jelly Bean

Have you ever imagine multi user account feature found in desktop operating system (Windows, Mac, Linux) that enable you to login using different user account now can be found on mobile operating system? Yes,...

How to Root Galaxy Nexus Jelly Bean with SuperSU

Android 4.1.1 aka Jelly Bean is the latest version of Android OS that makes us impressed with its outstanding performance in UI experience that makes UI very responsive and smooth. This new version of Android...

How to Manually Update GSM Nexus S to Android Jelly Bean (Android 4.1.1)

This tutorial might be the copy of my previous tutorial on how to manually update Nexus S to Android ICS 4.0.4 but with different Android version..the latest Android 4.1.1 a.k.a Jelly Bean. This tutorial is...

How to Enable Android Jelly Bean OTA Update on Nexus S

Hello Droiders, Google has just pushed Jelly Bean (Android 4.1.1) OTA update for their flagship phone, Google/Samsung Nexus S. Normally this OTA update can be checked and downloaded from System Update menu on...

How to Manually Update GSM Nexus S from Stock ICS 4.0.3 to ICS 4.0.4

Google just rolled out Android 4.0.4, Ice Cream Sandwich, to UMTS/GSM Nexus S, Xoom Wi-Fi, and HSPA+ Galaxy Nexus devices. This update improves existing Ice Cream Sandwich experience with stability...

How to Show “What’s New” Dialog in Android App

As Android application developer sometimes when we release a new version of our application, we want to provide information to user about what changes have been made or what features have been added into the...