JAVA - Core JAVA Tutorials

Found 171 Tutorials

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• How do you find length of a Singly Linked list in Java

  Here is one of the classical questions asked to me on an interview with multinational Investment bank after that this question asked to me on several
  http://javarevisited.blogspot.com/2010/10/how-do-you-find-length-of-singly-linked.html
  
  • 2297 Hits
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• How to check if a thread holds lock on a particular obj

  Think about a scenario where you would have to find at run time that whether a thread has lock on a particular object e.g. find out whether thread New
  http://javarevisited.blogspot.com/2010/10/how-to-check-if-thread-has-lock-on.html
  
  • 2266 Hits
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• How to resolve java.lang.UnsupportedClassVersionError w

  Java.lang.UnsupportedClassVersionError is a subclass of java.lang.ClassFormatError. This is a kind of linking error which occurs during linking phase
  http://javarevisited.blogspot.com/2011/07/javalangunsupportedclassversionerror.html
  
  • 3204 Hits
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• Java debugging tutorial - 10 tips on debugging in java

  Debugging is a must have skill for any java developer. Having ability to debug java program enables to find you any subtle bug which is not visible du
  http://javarevisited.blogspot.com/2011/07/java-debugging-tutorial-example-tips.html
  
  • 3315 Hits
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• String vs StringBuffer vs StringBuilder in Java

  String is one of the most important classes in Java and anyone who starts with java programming uses string to print something on console by using. No
  http://javarevisited.blogspot.com/2011/07/string-vs-stringbuffer-vs-stringbuilder.html
  
  • 2365 Hits
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• How to view javadoc in Netbeans IDE 7.0

  Recently I have downloaded Netbeans IDE 7.0 to learn its GUI builder Matisse and I was impressed with the changes I saw in the Netbeans from my last
  http://javarevisited.blogspot.com/2011/08/how-to-view-javadoc-in-netbeans-ide-70.html
  
  • 3266 Hits
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• How to use enum in java with example

  Java Enum was introduced in JDK 1.5 and it is one of my favorite features on J2SE 5. Java Enum as type is more suitable on certain cases for example r
  http://javarevisited.blogspot.com/2011/08/enum-in-java-example-tutorial.html
  
  • 2456 Hits
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• Why multiple inheritances are not supported in Java

  Some times if you give this reason to interviewer he asks if C++ can support multiple inheritance than why not Java. hmmmmm in that case I would try t
  http://javarevisited.blogspot.com/2011/07/why-multiple-inheritances-are-not.html
  
  • 2264 Hits
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• ClassNotFoundException vs NoClassDefFoundError in Java

  From last few weeks I have been facing a cluster of ClassNotFoundException and NoClassDefFoundError while setting up a new project in Java.
  http://javarevisited.blogspot.com/2011/07/classnotfoundexception-vs.htmlhttp://javarevisit...
  
  • 2215 Hits
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• How to use jdk7 multi-cache block with example

  project coin also called as Small language enhancements or JSR 334. Though there were not major changes but they are very useful in terms of simplifyi
  http://javarevisited.blogspot.com/2011/07/jdk7-multi-cache-block-example-tutorial.html
  
  • 2081 Hits
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• Java swing tutorial: Learning JList with code example

  In this java swing JList tutorial we will learn important properties and function of JList while working on task with examples. In my opinion best way
  http://javarevisited.blogspot.com/2011/08/java-swing-tutorial-jlist-example.html
  
  • 3746 Hits
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• How to convert String to Integer to String in Java exam

  Converting string to integer and Integer to String is one of the basic tasks of Java and most people learned about it when they learn java programming
  http://javarevisited.blogspot.com/2011/08/convert-string-to-integer-to-string.html
  
  • 2400 Hits
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• How to use Comparator and Comparable in Java With exam

  Comparators and comparable in Java are two of fundamental interface of Java API which is very important to understand to implement sorting in Java.
  http://javarevisited.blogspot.com/2011/06/comparator-and-comparable-in-java.html
  
  • 3038 Hits
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• How to increase java heap space on Maven and ANT

  Many times we get java.lang.OutOfMemoryError: java heap space while building our project either by using maven or ANT just because heap size is not en
  http://javarevisited.blogspot.com/2011/08/increase-heap-size-maven-ant.html
  
  • 2718 Hits
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• How to fix NoClassDefFoundError in Java

  
  http://javarevisited.blogspot.com/2011/06/noclassdeffounderror-exception-in.html
  
  • 2957 Hits
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• How to convert Array to Arraylist in Java

  Have you encounter any situation where you quickly wanted to covert your array to arraylist or arraylist to array?
  http://javarevisited.blogspot.com/2011/06/converting-array-to-arraylist-in-java.html
  
  • 2991 Hits
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• How Volatile in Java works Example of volatile keywor

  Volatile keyword in Java is used as an indicator to Thread that do not cache value of this variable and always read it from main memory.
  http://javarevisited.blogspot.com/2011/06/volatile-keyword-java-example-tutorial.html
  
  • 3171 Hits
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• How to use Arraylist Java with generics in Java 1.5

  ArrayList in Java is most frequently used collection class after HashMap in Java. Java ArrayList represents an automatic resizable array and used in p
  http://javarevisited.blogspot.com/2011/05/example-of-arraylist-in-java-tutorial.html
  
  • 4471 Hits
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• Why wait notify and notifyAll called from synchronized

  Most of Java developer knows that wait() ,notify() and notifyAll() method of object class must have to be called inside synchronized method
  http://javarevisited.blogspot.com/2011/05/wait-notify-and-notifyall-in-java.html
  
  • 3000 Hits
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• How to increase heap size in Java

  This tutorial explains fundamental programming concept of Java as heap memory. heap is very important part of JVM memory where objects are created. ga
  http://javarevisited.blogspot.com/2011/05/java-heap-space-memory-size-jvm.html
  
  • 2386 Hits
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• Top 10 tips on logging in Java

  This tutorial is about exploring an important java topic logging in java. logging is very important and this tutorial contains some best practices.
  http://javarevisited.blogspot.com/2011/05/top-10-tips-on-logging-in-java.html
  
  • 3254 Hits
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• How Synchronization works in Java

  This Java synchronization tutorial explains everything about synchronization in java including how synchronization works in java
  http://javarevisited.blogspot.com/2011/04/synchronization-in-java-synchronized.html
  
  • 4831 Hits
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