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Core Java® Volume II—Advanced Features, Ninth Edition by Gary Cornell, Cay S. Horstmann

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Chapter 12. Native Methods

While a “100% Pure Java” solution is nice in principle, there are situations in which you will want to write (or use) code written in another language. (Such code is usually called native code.)

Particularly in the early days of Java, many people assumed that it would be a good idea to use C or C++ to speed up critical parts of a Java application. However, in practice, this was rarely useful. A presentation at the ...

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