In this tutorial you will learn about the primitive wrapper classes, autoboxing and unboxing, String handling, file systems, packages like java.io and java.util its classes and methods.
Wrapper Classes
In this SCJP topic ,you will learn about Wrapper Class.
 
Autoboxing/unboxing of primitive types
In this SCJP section, you will learn about Autoboxing/unboxing of primitive types.
 
Differences between the String, StringBuilder, and StringBuffer classes
In this SCJP section, you will learn about differences between the String, StringBuilder, and StringBuffer classes
 
Java I/O
In this SCJP section ,you will learn about java i/o class & it's applications in java.
 
The java.text package
In this SCJP section,you will learn about java text package,java locale,java locale example,java format date,java parse date.
 
Pattern,Matcher,Formatter and Scanner classes
In this SCJP section, you will learn about pattern,Matcher,Formatter and Scanner classes.
 

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