Fixed for the time being, error of "umake android" on Ubuntu 16.04: A default framework for category Android was requested where there is none

Android Studio 2.0 on Ubuntu 16.04 Refer to the last post " Error in installing Android Studio on Ubuntu 16.04 using umake ",...

Basic onClickListener

It's a very basic example to implement onClickListener for Button: - Button A, define onClickListener as anonymous class. - Button...

Implement pinch-to-zoom with ScaleGestureDetector

Last post show how to implement ScaleGestureDetector, this post show how to implement pinch-to-zoom on ImageView with ScaleGestureDetect...

App Inventor 2 Essentials

A step-by-step introductory guide to mobile app development with App Inventor 2 App Inventor 2 Essentials About This Book Get an i...

Request Location Updates with LocationListener.onLocationChanged()

This example show how to request location auto updates, by implementing LocationListener.onLocationChanged(). To use Google Play Se...

Detect user touch with GestureDetectorCompat

Android example to Detect user touch with GestureDetectorCompat: MainActivity.java package com.blogspot.android_er.androidgestured...

Add Google Play Services to Android Studio project

To add Google Play Services to Android Studio project, make sure Google Play services SDK is installed. Open Project Structure to add ...

Calculate SHA1 checksum using Certutil in Windows 10

Certutil.exe is a command-line program that is installed as part of Certificate Services. You can use Certutil.exe to dump and display c...

Soft and Hard Reset Samsung Galaxy Note 5

Soft Reset If your device is frozen or not responding, try the following to soft reset the device. Data should not be erased when perfor...