Search...
FAQs
Subscribe
Pie
FAQs
Recent topics
Flagged topics
Hot topics
Best topics
Search...
Search Coderanch
Advance search
Google search
Register / Login
Win a copy of
Darcy DeClute's Scrum Master Certification Guide: The Definitive Resource for Passing the CSM and PSM Exams
this week in the
Agile and Other Processes
forum!
programming forums
Java
Mobile
Certification
Databases
Caching
Books
Engineering
Micro Controllers
OS
Languages
Paradigms
IDEs
Build Tools
Frameworks
Application Servers
Open Source
This Site
Careers
Other
Pie Elite
all forums
this forum made possible by our volunteer staff, including ...
Marshals:
Campbell Ritchie
Devaka Cooray
Ron McLeod
Paul Clapham
Liutauras Vilda
Sheriffs:
paul wheaton
Jeanne Boyarsky
Tim Cooke
Saloon Keepers:
Stephan van Hulst
Tim Holloway
Tim Moores
Mikalai Zaikin
Carey Brown
Bartenders:
Other threads similar to
Need help to understand reference type declaration and null comparison.
Programmer Certification (OCPJP)
Variable intializatio doubt
2 replies
Java in General
Null Compare
9 replies
Servlets
input box for variable x is null in jsp but in servlet the method x.length() returns 10
3 replies
OO, Patterns, UML and Refactoring
Data Access Code
0 replies
EJB and other Jakarta/Java EE Technologies
Why can't I catch this EJBTransactionRolledbackException
0 replies
JBoss/WildFly
Issue with JBoss logging for different jboss instances running on same machine
5 replies
Programmer Certification (OCPJP)
Inner Class Question - Baffling
7 replies
JSF
How to show error messages on the form that are coming from the constructors
4 replies
Struts
Problem populating Struts2 DAO class from JSP
5 replies
Programmer Certification (OCPJP)
Are my answers correct ?
4 replies
Java in General
Unload or Reload a Dymnically Loaded Class
6 replies
1
Programmer Certification (OCPJP)
Errata for Kathy's Book?
18 replies
Java in General
Writing Encrypted Strings
5 replies
Beginning Java
NullPointerException in Java
9 replies
Testing
Mockit problem for JPA
0 replies
Java in General
Method call bypassing?
9 replies
Struts
using form bean in struts 2
7 replies
Portals and Portlets
How to Pass information from processAction to doView
1 reply
Struts
Struts 2 - FileDownload Problem.
Staff volunteer someone thinks this thread is probably resolved
2 replies
Servlets
Servlets/HTTP
0 replies
Programmer Certification (OCPJP)
JLS tips
9 replies
JDBC and Relational Databases
Get results from user defined query
7 replies
Programmer Certification (OCPJP)
Garbage Collection
4 replies
Servlets
is not available
14 replies
Servlets
javax.servlet.ServletException: PWC1381: Error allocating a servlet instance
3 replies
Beginning Java
David Smalley
10 replies
Other Java Products
Problem while generating PDF from Servlet using Jasper Report
0 replies
Developer Certification (OCMJD)
FBNS: criteriaFind()
3 replies
Spring
javax.crypto.BadPaddingException: Given final block not properly padded
2 replies
Java in General
how to check year ?
2 replies
Programmer Certification (OCPJP)
Devaka Coorey Exam Lab
11 replies
Wiki
The difference between equals() and ==
Beginning Java
class confusion
5 replies
Programmer Certification (OCPJP)
can anyone explain me this program, which objects are eligible for garbage collection
7 replies
Other JSE/JEE APIs
java.sql.SQLException: Not a wrapper of oracle.jdbc.driver.OracleConnection
27 replies
Struts
how the values added from two different browsers can be seen in either of the browsers?
3 replies
JSF
jsf/ jpa login application
2 replies
Beginning Java
calculate 2 number always equal 0.00
19 replies
JNLP and Web Start
Error with Java WebStart Signed Jars on 1.7.0_40
1 reply
Programmer Certification (OCPJP)
Local Array can get default values but local variable will not get default value
3 replies
Beginning Java
Java iterate over collection not working as expected
4 replies
Associate Certification (OCAJP 8)
Multidimention array QUestion
Staff volunteer someone thinks this thread is probably resolved
6 replies
GNU/Linux
Running a java file in Linux
2 replies
Spring
HTTP Status 405 - Request method 'GET' not supported
6 replies
Programmer Certification (OCPJP)
How a non-static init blocks can assign values to a static instance variables?
5 replies
Beginning Java
Understanding valueOf() and toString()
25 replies
Java in General
Volatile vs Synchronized
15 replies
Associate Certification (OCAJP 8)
4 Out of 5 Java Developers Failed to Solve This Problem
Staff volunteer someone thinks this thread is probably resolved
12 replies