The meaning of JAR is a widemouthed container made typically of earthenware or glass. How to use jar in a sentence.

A file with the .JAR file extension is a Java archive file used for storing Java programs and games in a single file. Some contain files that make them work as standalone apps, and others hold program libraries for other programs to use.

A JAR file is a compressed archive of Java classes, resources, and manifest file that can be run by Java Runtime Environment. Learn how to open, view, extract, and create JAR files with various tools and programs.

Learn the meaning and usage of the word jar as a noun and a verb, with synonyms, idioms, and etymology. Find out how to distinguish jar from ajar and char, and explore the origin and history of jar.

A JAR file allows Java runtimes to efficiently deploy an entire application, including its classes and their associated resources, in a single request. JAR file elements may be compressed, shortening download times.

a glass or clay container with a wide opening at the top and sometimes a fitted lid, usually used for storing food: a jar of coffee / pickled onions. a jam jar. Kristin Lee/GettyImages. UK informal. a drink of beer: We often have a jar or two at the pub after work. Fewer examples. Would you put the jar back into the cupboard for me, please?

A jar is a rigid, cylindrical or slightly conical container, typically made of glass, ceramic, or plastic, with a wide mouth or opening that can be closed with a lid, screw cap, lug cap, cork stopper, roll-on cap, crimp-on cap, press-on cap, plastic shrink, heat sealed lidding film, an inner seal, a tamper-evident band, or other suitable means.

Learn how to use the jar command to create, update, list, extract, and describe JAR files for Java applications and modules. See the syntax, options, and examples of the jar command.