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Author Archives: Nikos Maravitsas

Nikos has graduated from the Department of Informatics and Telecommunications of The National and Kapodistrian University of Athens. During his studies he discovered his interests about software development and he has successfully completed numerous assignments in a variety of fields. Currently, his main interests are system’s security, parallel systems, artificial intelligence, operating systems, system programming, telecommunications, web applications, human – machine interaction and mobile development.

Read XML File in Java using DOM parser example

In this tutorial we are going to see how to use the built in Java DOM parser in order to parse an XML file into a DOM Object As you might know, the DOM object has the classic Tree Structure with nodes, elements, attributes etc… Remember that DOM parser reads the XML file and constructs the DOM object in the ...

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Get the filepath of a File in Java

In this tutorial we are going to see how to get the absolute file path as well as the path of the parent directory of a specific file. This is very useful because it gives a generic way to get the absolute paths of files, independently of the operating system you use. Additionally, among many other uses cases, if you’ve ...

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How to get the standard input in Java

In this tutorial we are going to see how to use the standard input in Java. As you can imagine this is probably one of the most basic things you have to learn when you start up with programming, because it really is fundamental to read user input and process it as you want. Basically, all you have to do ...

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How to copy a directory in Java

In this tutorial we are going to see how you can copy a directory in Java. The idea is very simple. You open the directory and you list the contents. Then you open the contents and examine them one by one. If the entry you are looking at is a File, you can copy it to the new location. If ...

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Decompress a GZIP File in Java example

In the previous tutorial we saw how to compress a File with the GZIP method. In this tutorial we are going to see how to decompress the File that was compressed with the GZIP method. Basically all you have to do to decompress a gzipped file is: Create a FileInputStream to the compressed File. Create a GZIPInputStream to the above ...

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