Other
What is inheritance in Java?
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What is inheritance in Java? Answer Inheritance means that one class can inherit (“extends”) another class. Thus, you can reuse the code from the class
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Other
What are the features of Java?
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What are the features of Java? Answer: OOP concepts: object-oriented; inheritance; encapsulation; polymorphism; abstract. Cross-platform: A Java program
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Other
What is NullReferenceException and how can I fix the code?
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When I execute some code, a NullReferenceException is thrown with the following message: Object reference not set to an instance of an object.
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Blog
How to use Java File separator, separatorChar
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The directory separator in Unix operating systems is a slash (right direction) – an example is /. The directory separator in the Windows operating
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Tools
Capture HTTP/HTTPS traffic from Java programs with Fiddler
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Fiddler is a handy tool which sits between two applications act as a proxy. It includes the ability to view, decrypt HTTP or HTTPS  traffic for debugging proposes.
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Ant
How to write to a file in Ant
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To write the text message to a file in ant, you can use ant target echo, it provides the way to directly append to an existing file or write to the new file.
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Ant
Ant – How to print classpath in Ant script
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The below target print_classpath in build xml demonstrates how to print the project classpath in ant script, this gives the ability to check loaded classpath at runtime.
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Ant
How to enable ANT verbose?
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The Ant verbose option can give you the information about what Ant is doing. you can turn on the verbose flag to debug the ant script: How to do?
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Core Java
Thread-safe Hash Map in Java and their performance benchmark
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1. Java Thread-safe Map Overview The Map object is an associative containers that store elements, formed by a combination of a uniquely identify key and
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Web Services
TCPMon Tutorial – Web Service Debugging Tool
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Revision History Revision 1.0 10.04.2013 Admin TCPMon Tutorial Revision 1.1 10.05.2013 Admin Add Tips, bug fixes and enhancements When developing web services
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