How to convert String to int in Java using Integer.parseInt and Integer.valueOf methods. Simple example provided.

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How to read XML file in Java using DOM. 2 methods: one reading each element by the name and second parsing the entire DOMobject.

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Split URL into components (protocol, domain, port and uri) using regex in Java. Simple and tested example.

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How to create a new table from Java using JDBC Statement in simple steps: connect, get the statement, execute and close.

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JDBC Statement vs PreparedStatement with example. Comparison between around SQL Injection using SELECT query.

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How to create Builder Design Pattern in Java using simple example and comparison with classic instantiation.

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