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Obfuscation in Java
Obfuscation Obfuscation is the cover up of intended meaning in communication, making communication confusing, deliberately ambiguous, and more complicated to interpret. Obfuscated code is source code...
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Exceptions in Java
An exception is an abnormal condition that arises in a code sequence at run-time. Exception is a run-time error. Exceptions are Java objects. All exceptions are derived from java.lang.Throwable class....
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Threads in Java
Defining Threads: A thread, or execution context, is considered to be encapsulation of a virtual CPU with its own program code and data. Relation of a Process and a Thread: Process is a program in...
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Creating, Compiling and Running a Simple program in Java
Now that we know how to create classes, objects, and class and instance variables and methods let’s put it together to create a Java application. Applications, are Java programs that run on their own....
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RPM Installation: can’t create transaction lock on /var/lib/rpm/__db.000
When you need to install RPM package in Redhat and you get the following error: Login with su and try to run the RPM command and the problem will be solved. Filed under: Redhat
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Built-in Tasks in Ant
Java™ Application Development on Linux® – Free 599 Page eBook Enterprise Java Virtualization: Understanding the TCO Implications InfoWorld’s Java IDE Comparison Strategy Guide: Java Essential...
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Writing Custom Task in Ant
Writing Own Task Create a Java class that extends org.apache.tools.ant.Task For each attribute, write a setter method that is public void and takes a single argument Write a public void execute()...
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Frequently Asked Questions in Java Part-5
Question: There are two classes: A and B. The class B need to inform a class A when some important event has happened. What Java technique would you use to implement it? Answer: If these classes are...
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Multi Choice Questions On C and C++ Part 1
Question 1 Identify the correct statement a. Programmer can use comments to include short explanations within the source code itself. b. All lines beginning with two slash signs are considered...
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How to debug Web Application remotely with Eclipse Indigo and Tomcat 7.0.22?
Lets create and simple Web Application with Single Servlet. Visit How to Create and Run Web Project (Java) in Eclipse Once the Web Application is ready, lets export .war file to Tomcat 7.0.22. Visit...
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Java Notes – 1
· Unary Postfix operators and all binary operators (except assignment operators) have left to right assoiciativity. · All unary operators (except postfix operators), assignment operators, ternary...
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Licensing – Project-Open
GPL – The Gnu Public License GPL software is free for everybody to use, modify and redistribute. If redistributed, the software needs to be published under the terms of the GPL again. This is the...
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Licensing – AOLserver
AOLserver AOLserver is distributed under the Mozilla Public License. Mozilla Public License – Free software, software libre or libre software is software that can be used, studied, and modified...
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Obfuscation in Java with ProGuard
Obfuscation Obfuscation is the cover up of intended meaning in communication, making communication confusing, deliberately ambiguous, and more complicated to interpret. Obfuscated code is source code...
View ArticleRPM Installation: can’t create transaction lock on /var/lib/rpm/__db.000
When you need to install RPM package in Redhat and you get the following error: Login with su and try to run the RPM command and the problem will be solved.
View ArticleBuilt-in Tasks in Ant
Java™ Application Development on Linux® – Free 599 Page eBook Enterprise Java Virtualization: Understanding the TCO Implications InfoWorld’s Java IDE Comparison Strategy Guide: Java Essential...
View ArticleWriting Custom Task in Ant
Writing Own Task Create a Java class that extends org.apache.tools.ant.Task For each attribute, write a setter method that is public void and takes a single argument Write a public void execute()...
View ArticleJava Notes – 1
· Unary Postfix operators and all binary operators (except assignment operators) have left to right assoiciativity. · All unary operators (except postfix operators), assignment operators, ternary...
View ArticleFrequently Asked Questions in Java Part-5
Question: There are two classes: A and B. The class B need to inform a class A when some important event has happened. What Java technique would you use to implement it? Answer: If these classes are...
View ArticleMulti Choice Questions On C and C++ Part 1
Question 1 Identify the correct statement a. Programmer can use comments to include short explanations within the source code itself. b. All lines beginning with two slash signs are considered...
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