Java language Programming-Introduction to Java History

Source: Internet
Author: User

1.1 Sun Ltd.

Before introducing the history of Java, first introduce the Java language creation company, Sun Company, Sun Company's full name is: Stanford University Network. It is worth mentioning that Sun's inception in 1982 to reach its peak in 2000 for nearly 20 years, and the decline was only a year, the last April 20, 2009 Oracle in cash to buy Sun company, the transaction price of $7.4 billion.

1.2 Development of the computer language

Computer language is also a step-by-step development, from the original machine language, directly with the machine can identify 0 and 1 write programs, for people it is difficult to use such language, after the emergence of assembly language, the use of mnemonics instead of the operation code of the machine instruction, then the C language appeared, based on C language, the object-oriented C + + + + Some of the complex annoying lock functions are removed and hidden, and then evolved into the Java language.

1.3 Java History

In December 1990, Sun set up a "Green Team", the father of Java--jeams golsling.

The 1991 Java language predecessor,--oak (Oak), was born.

1995, Masic. Java birthday-May 23, 1995.

1996 Java launched the JDK1.0 version.

In July 2004, Sun launched the java5.0 version.

In 2009, Oracle acquired Sun for $7 billion.

July 2011, JavaSE7 released.

March 2014, JavaSE8 released.

1.4 Java into 3 versions

Java EE, Enterprise Edition (formerly simplified EE)

Javase, Java Standard Edition (formerly abbreviated J2SE)

Javame, Java Mini version (formerly abbreviated J2ME)

1.5 Java Core Advantages

The core advantage of Java is the cross-platform, also known as "compile once, run everywhere".

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Java language Programming-Introduction to Java History

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