Programming Tutorials

By: Gren : 2023年04月03日

Description: The error message "adb.exe: no devices/emulators found" means that ADB (Android Debug Bridge) is not able to detect any connected Android devices or emulators. Here are some possible solutions

By: Gren : 2023年04月03日

Description: To start an Android emulator in Android Studio, follow these steps

By: Deepak Mishra : 2023年03月19日

Description: To get the location of a mobile phone in Android, you can use the LocationManager class which provides access to the system location services. Here are the general steps to get the location of a mobile phone in Android

By: Emiley J : 2013年03月19日

Description: As usual, when starting to learn a new programming language, you first have to get your computer ready with the tools and IDEs required to start developing. For Android programming it is very simple, just get the ADT bundle for windows and you are all set.  I am assuming you are using windows as your development platform. ADT bundle for windows is an integrated development environment with the Android SDK and Eclipse.

By: Ashley : 2012年03月16日

Description: If you are getting this error on your android device while connecting to Exchange 2010 or Office 365, it can be easily fixed. When the account is set up correctly on the phone a notification is sent to it. This has to be opened in order for the account to work. Unfortunately the phones hide the notification window or you may have missed the notification.

By: Ashley : 2011年10月02日

Description: This sample android program shows you how to use Telephony in Android. This program demonstrates how to send SMS from your Android application. This program also shows you how to make a phone call from your Android application or Dial a number using Intent. This tutorial therefore has four different java source files.

By: Ashley : 2011年10月02日

Description: This sample android program shows you how to use preferences in Android. In this program the concept of storing the user's preferences in a SharedPreferences object is demonstrated. With this sharedpreference you can store and retrieve preferences and use it in any of your activities.

The PreferenceDemo1.java file is as follows:

By: Ashley : 2011年08月12日

Description: Android Emulator is based on QEMU emulator designed for virtual ARMv5 CPU with MMU. It has a 16bit LCD, a keyboard, Sound IO, flash memory partition (file image) and a GSM modem with simulated SIM. It runs full stack (kernel to Apps). It does dynamic binary translation from ARMv5 to x86.

By: Ashley : 2011年07月17日

Description: This sample android program shows you how to call an activity from another activity in Android. In this program the concept of Intent is demonstrated. Using Intent the control can be passed between different activity back and fourth. Bundles can be used to pass data from one activity to another activity. In this sample program, two activities are used. Activity1.java and Activity2.java are shown below. Some data is passed between activities to explain the concept.Â

By: Ashley : 2011年07月03日

Description: This sample android program shows you how write and read a file from SD Card in Android. In this program four buttons are shown and a Edit box. When you type some text into the edit box and click, Save to SD Card button, the text is saved to a text file and saved to the SD Card. When you click clear button, the edit box contents are cleared. When you click, Read Sd card button the file is read from the SD card and the contents are copied to the edit box.