Freewind @ Thoughtworks scala java javascript dart 工具 编程实践 月结 math python english [comments admin] [feed]

广告： 云梯：翻墙vpn (省10元) 土行孙：科研用户翻墙http proxy (有优惠)

参见java.lang.Runtime类

System.out.println("Max:" + Runtime.getRuntime().maxMemory());
System.out.println("Total:" + Runtime.getRuntime().totalMemory());
System.out.println("Free:" + Runtime.getRuntime().freeMemory());