{"id":16504,"date":"2021-03-14T17:42:22","date_gmt":"2021-03-14T16:42:22","guid":{"rendered":"http:\/\/blog.wenzlaff.de\/?p=16504"},"modified":"2021-03-14T17:44:34","modified_gmt":"2021-03-14T16:44:34","slug":"fast-vergessen-heute-ist-pi-day","status":"publish","type":"post","link":"http:\/\/blog.wenzlaff.de\/?p=16504","title":{"rendered":"Fast vergessen, heute ist Pi-Day &#8211; &#8222;Pi or not to Pi!&#8220;"},"content":{"rendered":"<p>Heute wird ja <a href=\"https:\/\/de.wikipedia.org\/wiki\/Pi-Tag\" rel=\"noopener\" target=\"_blank\">Pi-Day<\/a> gefeiert. Dazu habe ich mal eben eine Java Klasse geschrieben:<\/p>\n<pre class=\"lang:java decode:true \" >\r\n\/**\r\n * Anlass der Pi-Day 14.3.2021.\r\n * \r\n * https:\/\/de.wikipedia.org\/wiki\/Pi-Tag\r\n * \r\n * @author Thomas Wenzlaff\r\n *\r\n *\/\r\npublic class PiDay {\r\n\r\n\tpublic static void main(String[] args) {\r\n\r\n\t\tSystem.out.println(Math.PI); \r\n\t}\r\n}<\/pre>\n<p>Und nun die Frage. Was ist das Ergebnis wenn ich diese Klasse ausf\u00fchre? Hier die L\u00f6sung, &#8230;<!--more--><\/p>\n<p>3.141592653589793<\/p>\n<p>und das, obwohl die PI Konstante mit<\/p>\n<p><strong> public static final double PI = 3.14159265358979323846;<\/strong><\/p>\n<p>in Math definiert ist.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Heute wird ja Pi-Day gefeiert. Dazu habe ich mal eben eine Java Klasse geschrieben: \/** * Anlass der Pi-Day 14.3.2021. * * https:\/\/de.wikipedia.org\/wiki\/Pi-Tag * * @author Thomas Wenzlaff * *\/ public class PiDay { public static void main(String[] args) { System.out.println(Math.PI); } } Und nun die Frage. Was ist das Ergebnis wenn ich diese Klasse &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/blog.wenzlaff.de\/?p=16504\" class=\"more-link\"><span class=\"screen-reader-text\">\u201eFast vergessen, heute ist Pi-Day &#8211; &#8222;Pi or not to Pi!&#8220;\u201c <\/span>weiterlesen<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[220,5],"tags":[4736,4737,2178,4735,1025,4734,4733],"class_list":["post-16504","post","type-post","status-publish","format-standard","hentry","category-anleitung","category-java","tag-4736","tag-3-14","tag-java","tag-math","tag-pi","tag-pi-tag","tag-pi-day"],"_links":{"self":[{"href":"http:\/\/blog.wenzlaff.de\/index.php?rest_route=\/wp\/v2\/posts\/16504","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/blog.wenzlaff.de\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blog.wenzlaff.de\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blog.wenzlaff.de\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/blog.wenzlaff.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=16504"}],"version-history":[{"count":0,"href":"http:\/\/blog.wenzlaff.de\/index.php?rest_route=\/wp\/v2\/posts\/16504\/revisions"}],"wp:attachment":[{"href":"http:\/\/blog.wenzlaff.de\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=16504"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blog.wenzlaff.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=16504"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blog.wenzlaff.de\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=16504"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}