{"type":"rich","published":"2009-12-15 00:00:00","provider_name":"Hatena Blog","author_name":"basyura","provider_url":"https://hatena.blog","blog_title":"basyura's blog","categories":["java"],"width":"100%","description":"List \u3067\u30b4\u30ea\u3063\u3068\u3064\u306a\u3052\u308b\u304b\u3001System.arraycopy \u3067\u30b4\u30ea\u3063\u3068\u3064\u306a\u3052\u308b\u304b\u3002 import java.util.*; public class ArraysTest { public static void main(String args[]) { int count = 10000; List l1 = new ArrayList(); List l2 = new ArrayList(); for(int i = 0 ; i < 100 ; i ++) { l1.add(Integer.toString(i)); l2.add(Integer.toString(i+100));\u2026","image_url":null,"title":" \u914d\u5217\u3092\u304c\u3063\u3061\u3083\u3093\u3053","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.basyura.org%2Fentry%2F20091215%2Fp1\" title=\" \u914d\u5217\u3092\u304c\u3063\u3061\u3083\u3093\u3053 - basyura&#39;s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","author_url":"https://blog.hatena.ne.jp/basyura/","height":"190","blog_url":"https://blog.basyura.org/","url":"https://blog.basyura.org/entry/20091215/p1"}