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Hashing

  • May 15, 2016
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  • Bibek

Hashing is the transformation of a string of characters into a usually shorter fixed-length value or key that represents the original string. For example SHA-2 Hash of above statement will…

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  • Java

WeakReference and WeakHashMap in Java

  • December 18, 2015May 14, 2016
  • 1 Comment on WeakReference and WeakHashMap in Java
  • Bibek

Weak Reference : An Object will not be garbage collected if one or more reference exits. This is not true always if the references are Weak Reference then its a…

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  • Java

JAVA 7 Features

  • March 10, 2014March 5, 2015
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  • Bibek

Key Features Strings in switch Statement Multiple Exception Handling Try with Resources Java nio Package Binary Literals, underscore in literals Diamond Syntax Many others refer to Oracle Release note JAVA…

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  • Java

Native Keyword / Calling C Program From Java

  • October 9, 2013
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  • Bibek

You might have seen in Java API many methods are using native keyword. Lets understand them. The native keyword is applied to a method to indicate that the method is…

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  • Java

Ant Build Tool : Quick Notes

  • September 24, 2013November 26, 2014
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  • Bibek

Ant Script for JAVA Developers 1) Simple Ant Script for Clean , Compile and jar generation adding Manifest information to jar init called .. Delete All Class Files .. Delete…

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  • Java

Blank final field in Java

  • September 18, 2013September 18, 2013
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  • Bibek

A variable that is declared as final and not initialized is called a blank final variable. A blank final variable forces the constructors to initialize it. In other words The…

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  • Java

Fail Fast vs Fail Safe Iterator in Java

  • September 18, 2013February 28, 2014
  • 7 Comments on Fail Fast vs Fail Safe Iterator in Java
  • Bibek

When an iterator is created, either it is directly created on the collection (Fail Fast), or created on a clone of that collection (Fail Safe).This brings below two types of…

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  • Java

Double Brace Initialization In Java

  • September 14, 2013September 15, 2013
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  • Bibek

Another way of initializing collections and objects in Java. This is rarely known concept of Java,although this type of initialization has been with java from many years. The technique/concept is called Double…

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  • Java

JVM Shutdown Hook

  • September 14, 2013September 15, 2013
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  • Bibek

As the name specifies its a Hook provided by JVM to register a Thread when it shut down. i.e. piece of instructions that JVM should execute before going down. How…

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  • Featured
  • Java

Use of Robot Class

  • August 24, 2013September 15, 2013
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  • Bibek

Programming in Java doesn’t have to be dull and boring. In fact, it’s possible to have lots of fun while programming in Java. Lets use the Robot class to write…

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