step-by-step series
Java Network exercise: bi-direction communication, between echo server and client
My former post show examples of Client/Server using ServerSocket and Socket, with sending message from server to client , and from client to server .…
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step-by-step series
Java Network exercise: client and server - client send something to server
Refer to my old post of " Java exercise - Implement client and server to communicate using Socket ", setup bold server and client. The serv…
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step-by-step series
Android Studio template of Google Maps Activity
This video show how to create Android App with Maps using Android Studio template of Google Maps Activity. - You have to generate Google Maps API key…
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step-by-step series
Android NFC example, to read tag info of RFID key and card
A simple Android example to read info of RFID tag (key and card in this demo) using NFC. Edit src/main/AndroidManifest.xml to add with action of &qu…
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step-by-step series
Load Here map image, using REST API
This example show how to load Here map image, using REST API (not Native SDK). HERE , a Nokia company, is a global leader in the mapping and locatio…
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step-by-step series
Display Google Charts (pie chart) on Android WebView
This example show how to use Google Charts to display pie chart on Android WebView. Google chart tools are powerful, simple to use, and free. It no…
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step-by-step series
Bi-directional communication between Client and Server, using ServerSocket, Socket, DataInputStream and DataOutputStream
This example show bi-directional communication between Client and Server, both run on Android devices. When the Server run, it will show it's own…
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step-by-step series
Draw Path on canvas of custom View
This example show drawing Path of circle on canvas of custom View, user can adjust its ratio using twh SeekBar. It will be the base of coming exercis…
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step-by-step series
Runnable in background thread
This exercise show how to run a Runnable in background. Runnable in background thread In this exercise, we need to check if the current thread is the…
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step-by-step series
Java exercise - Implement client and server to communicate using Socket, step-by-step
This examples create two separated program (host and client) with Java, using java.net.Socket . In host side, it start ServerSocket and wait for clie…
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step-by-step series
A simple example using Android's SQLite database
It's a simple example using Android's SQLite database. A adapter, SQLiteAdapter, is implement as a adapter between our activity and SQLite, w…
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