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Aug 30, 2013 · It comes in two flavours: the JRE (Java Runtime Environment) which is what you need to run Java programs and the JDK (Java Development Kit) which is what you need to make Java programs. (The latter has the compiler, for example, among other tools.)
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.
Dec 1, 2018 · Version 8 is the last version still supported by Oracle and divided into JDK and JRE. Version 11 seems to have dropped this division and to have only a unified JDK version based on OpenJDK, so it might not have the performance enhancements found in the paid version of Oracle's Java.
Nov 13, 2023 · For example, JDK 1.2 corresponds to Java 2, JDK 1.5 corresponds to Java 5, JDK 8 corresponds to Java SE 8, and so on. Here’s an example of how to check the version of the JDK installed on your system:
Nov 23, 2022 · Java is unique in this regard, as it is extremely backward compatible. This indicates that your Java 5 or 8 program is assured to run with a Java 8-17 virtual machine – with a few exceptions you don’t need to worry about for now.
Sep 17, 2024 · Internal version is continuous from previous ones (1.5 after 1.4), but the external version has a big jump (5.0 for 1.5). This could make confusion for someone, so keep in mind that version 1.5 and version 5.0 are just two different version names for only one thing. From Java 6, the version name is Java SE X.
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Apr 19, 2024 · Learn about the different version history of Java and its features. This page covers all versions from JDK 1 to the latest Java 22 release.
