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What is a jar file
3 Answers
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The name is an acronym for Java ARchive. It is a bunch of files -- compiled .class files, text files, images, etc. -- packaged together to run as a single program. On the command line you can run a jar as follows:
java -jar MyProg.jar
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A Jar file is a piece of compiled Java code. It's like java's version of an EXE.
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Java ARchive format is a package format similar to zip files used to collect associated classes, resources, etc. into one package.
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