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  2. Classpath - Wikipedia

    en.wikipedia.org/wiki/Classpath

    java is the Java runtime launcher, a type of SDK Tool (A command-line tool, such as javac, javadoc, or apt)-classpath D:\myprogram sets the path to the packages used in the program (on Linux, -cp /home/user/myprogram) and; org.mypackage.HelloWorld is the name of the main class

  3. HotSpot (virtual machine) - Wikipedia

    en.wikipedia.org/wiki/HotSpot_(virtual_machine)

    HotSpot supports many command-line arguments for options of the virtual machine execution. Some are standard and must be found in any conforming Java virtual machine; others are specific to HotSpot and may not be found in other JVMs (options that begin with -X or -XX are non-standard). [14] [15] [16] [17]

  4. Java virtual machine - Wikipedia

    en.wikipedia.org/wiki/Java_virtual_machine

    Overview of a Java virtual machine (JVM) architecture based on The Java Virtual Machine Specification Java SE 7 Edition. A Java virtual machine (JVM) is a virtual machine that enables a computer to run Java programs as well as programs written in other languages that are also compiled to Java bytecode.

  5. Command-line argument parsing - Wikipedia

    en.wikipedia.org/wiki/Command-line_argument_parsing

    PHP uses argc as a count of arguments and argv as an array containing the values of the arguments. [ 4 ] [ 5 ] To create an array from command-line arguments in the -foo:bar format, the following might be used:

  6. List of Java bytecode instructions - Wikipedia

    en.wikipedia.org/wiki/List_of_Java_bytecode...

    This is a list of the instructions that make up the Java bytecode, an abstract machine language that is ultimately executed by the Java virtual machine. [1] The Java bytecode is generated from languages running on the Java Platform, most notably the Java programming language.

  7. List of JVM languages - Wikipedia

    en.wikipedia.org/wiki/List_of_JVM_languages

    This list of JVM Languages comprises notable computer programming languages that are used to produce computer software that runs on the Java virtual machine (JVM). Some of these languages are interpreted by a Java program, and some are compiled to Java bytecode and just-in-time (JIT) compiled during execution as regular Java programs to improve performance.

  8. Command-line interface - Wikipedia

    en.wikipedia.org/wiki/Command-line_interface

    An MS-DOS command line, illustrating parsing into command and arguments. A command-line argument or parameter is an item of information provided to a program when it is started. [23] A program can have many command-line arguments that identify sources or destinations of information, or that alter the operation of the program.

  9. Java performance - Wikipedia

    en.wikipedia.org/wiki/Java_performance

    In November 2004, Nailgun, a "client, protocol, and server for running Java programs from the command line without incurring the JVM startup overhead" was publicly released. [59] introducing for the first time an option for scripts to use a JVM as a daemon, for running one or more Java applications with no JVM startup overhead. The Nailgun ...