{"id":210637,"date":"2020-01-18T04:32:00","date_gmt":"2020-01-17T20:32:00","guid":{"rendered":"http:\/\/itteacheritfreelance.hk\/test\/wordpress\/?guid=1535e4689ab0e2b7b108e32fc65b77f8"},"modified":"2020-01-18T04:32:00","modified_gmt":"2020-01-17T20:32:00","slug":"what-is-the-jvm-introducing-the-java-virtual-machine-2","status":"publish","type":"post","link":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/2020\/01\/18\/what-is-the-jvm-introducing-the-java-virtual-machine-2\/","title":{"rendered":"What is the JVM? Introducing the Java Virtual Machine"},"content":{"rendered":"<article>\n<section class=\"page\">\n<p>The Java Virtual Machine is a program whose purpose is to execute other programs. It&#8217;s a simple idea that also stands as one of our greatest examples of coding <em>kung fu<\/em>. The JVM upset the status quo for its time, and continues to support programming innovation today.<\/p>\n<h2>What the JVM is used for<\/h2>\n<p>The JVM has two primary functions: to allow Java programs to run on any device or operating system (known as the &#8220;Write once, run anywhere&#8221; principle), and to manage and optimize program memory. When Java was released in 1995, all computer programs were written to a specific operating system, and program memory was managed by the software developer. So the JVM was a revelation.<\/p>\n<p class=\"jumpTag\"><a href=\"https:\/\/www.javaworld.com\/article\/3272244\/what-is-the-jvm-introducing-the-java-virtual-machine.html#jump\">To read this article in full, please click here<\/a><\/p>\n<\/section>\n<\/article>\n","protected":false},"excerpt":{"rendered":"<p>The Java Virtual Machine is a program whose purpose is to execute other programs. It&#8217;s a simple idea that also stands as one of our greatest examples of coding kung fu. The JVM upset the status quo for its time, and continues to support programming &#8230; <a href=\"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/2020\/01\/18\/what-is-the-jvm-introducing-the-java-virtual-machine-2\/\">\u95b1\u8b80\u5168\u6587 <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":139,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"slim_seo":[],"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false}}},"categories":[451,2,7],"tags":[398,402,397,414,413,410,409,407,408,406,399,400,394,318,558,560,555,561,566,553,554,586,585,563,562,183,567,524,10,401,396,403,412,411,395,405,404,457,454,319,316],"jetpack_publicize_connections":[],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p7prtj-SNn","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/posts\/210637"}],"collection":[{"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/users\/139"}],"replies":[{"embeddable":true,"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/comments?post=210637"}],"version-history":[{"count":1,"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/posts\/210637\/revisions"}],"predecessor-version":[{"id":210638,"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/posts\/210637\/revisions\/210638"}],"wp:attachment":[{"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/media?parent=210637"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/categories?post=210637"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/tags?post=210637"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}