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PhoneStateListener
Android: How to make a phone call
A very useful feature in Android is that you can use the built in Android Application to make phone calls…
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core
Android: How to set default activity
In Android you might create many Activities for your Application and you want to choose which one of these will be launched…
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Email
Android: How to send Email
In Android you can use the built in Email client Application in order to send Emails from inside your own…
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SmsManager
Android: How to send SMS message
A very useful feature in Android is the SmsManager API which you can use to send an SMS from inside…
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security
Java DES Encryption Decryption File Tutorial
In this tutorial we are going to see how can you Encrypt and Decrypt a file in Java, using the…
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Comparator
Java Comparable and Comparator Example to sort Objects
In Java, it’s very easy to sort an array or a list with primitive types. But you can also use Comparableand Comparator…
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Timer
Java Timer and TimerTask Example Tutorial
In this tutorial we are going to see how you can use Timer and TimerTask classes of the java.util package…
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RandomAccessFile
Java RandomAccessFile Example
In this tutorial we are going to see how use RandomAccessFile in order to to read an write data to a…
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String
Char to String Java Example – How to convert String to Character Array in Java
In this post, we feature a Char to String Java Example and how to convert String to Character Array in…
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InetAddress
How to get IP address in Java using InetAddress
An Internet Protocol address (IP address) is a numerical label assigned to each device (e.g., computer, printer) participating in a…
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