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Recycle Bin in Database

Oracle introduced in database 10g new feature called ‘Recycle Bin’ to store the dropped database objects. If any table is dropped then any associated object to this table ...
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ADF : Dynamic View Object

Today I want to write about dynamic view object which allow me to change its data source (SQL query) and attributes at run time. I will use oracle.jbo.ApplicationModule ...
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Java Decompiler in JDeveloper

Java Decompiler is a standalone graphical utility that displays Java source codes of  “.class” files. Below is snapshot of Java Decompiler program ...
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Avoid Null Pointer Exception in Java

Null Pointer Exception is the most common and most annoying exception in Java. In this post I want to avoid this undesired exception. First let’s create example that raise Null ...
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