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Download and install the latest Java Virtual Machine in Internet Explorer. 1. Go to www.java.com. 2. Click Free Java Download. 3. Click Agree and Start Free Download. 4. Click Run. Notes: If prompted by the User Account Control window, click Yes. If prompted by the Security Warning window, click Run. 5.
Both version numbers "1.5.0" and "5.0" are used to identify this release of the Java 2 Platform Standard Edition. Version "5.0" is the product version, while "1.5.0" is the developer version. The number "5.0" is used to better reflect the level of maturity, stability, scalability and security of the J2SE.
The platform was known as Java 2 Platform, Standard Edition or J2SE from version 1.2, until the name was changed to Java Platform, Standard Edition or Java SE in version 1.5. The "SE" is used to distinguish the base platform from the Enterprise Edition and Micro Edition platforms. The "2" was originally intended to emphasize the major changes ...
J2SE 1.2 (December 8, 1998) – Codename Playground. This and subsequent releases through J2SE 5.0 were rebranded Java 2 and the version name "J2SE" ( Java 2 Platform, Standard Edition ) replaced JDK to distinguish the base platform from J2EE ( Java 2 Platform, Enterprise Edition ) and J2ME ( Java 2 Platform, Micro Edition ).
Class file format version [1] Release date End of public updates (free) End of extended support (paid) JDK 1.0: 45 [2] 23rd January 1996: May 1996 — JDK 1.1: 45: 18th February 1997: October 2002 — J2SE 1.2: 46: 4th December 1998: November 2003 —
Starting with Java Platform, Standard Edition (J2SE) 5.0, changes to the JVM specification have been developed under the Java Community Process as JSR 924. [3] As of 2006 [update] , changes to the specification to support changes proposed to the class file format (JSR 202) [ 4 ] are being done as a maintenance release of JSR 924.
The JDK also comes with a complete Java Runtime Environment (JRE), usually called a private runtime, due to the fact that it is separated from the "regular" JRE and has extra contents. It consists of a Java virtual machine and all of the class libraries present in the production environment, as well as additional libraries only useful to ...
In 2011, an unofficial port of OpenJDK 6.0 to OS/2 was first released. [28] This port is included in the OS/2 derivative ArcaOS. [29] On 25 September 2013, Microsoft and Azul Systems collaborated to create Zulu, [30] a build of OpenJDK for users of the Windows Azure cloud. Zulu is available as a free download from the community site Zulu.org.