计算机——java概述(Computer -- overview of Java).doc
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计算机——java概述(Computer -- overview of Java)
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Java language application preliminary Java language application preliminary Chapter 1 Java overview of Java overview
The main points of this chapter
Java history and overview of the Java development environment to create the first Java program JBuilder overview, using JBuilder to create graphical interface program
The origin of Java and the origin of Java
At the beginning of 1991, SUN company to seek market in consumer electronics products, set up by the Green development team led by Gosling James, the primary goal is to develop small, reliable, embedded system transplantation, distributed, real-time. At first, the Green group used C++ to write, and later found that C++ was not suitable for such tasks. Because C++ often has program errors that cause the system to fail, especially memory management and pointer operations, it often generates a lot of bugs. So, in order to solve the problem, the Green team decided to develop a new language, considering that C and C++ have been widely used, the team decided to develop the language based on C++. And the language is called C++++--, which means C++ plus some good things, minus some bad things. Apparently this terrible name may not be small language very fast longevity, this popular favorite companion named Oak. It was inspired by an oak (Oak) outside the office of James Gosling, the predecessor of the Java language. But because the Oak name is similar to other products, the new language is called Java. It is said that the project team members often drink coffee in a cafe near the company, so the origin of coffee Java (Java) as the name of the new language.
The origin of Java and the origin of Java
By September 1992, the Oak language, together with Green OS and some applications, was r
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