Detailed introduction and usage summary of G1 in java

CSS3 vw unit Paste_Image.png100vw = 100% window width 100vh = 100% window height. It will be quite simple to implement an adaptive square (a container with a fixed aspect ratio)! [lang=stylus] .box width 10vw Since height 10vw is a new unit, there will inevitably be compatibility issues.[lang=jade] .img-box img(src="img/a.png")[lang=stylus] .img-box width 10vw height 10vw img width 100% &n

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Introduction: CSS3vw unit PasteImage.png100vw=100% window width 100vh=100% window height. It will be quite simple to implement an adaptive square (container with fixed aspect ratio)! [lang=stylus].boxwidth10vwheight10vw Since it is new Unit, there will inevitably be compatibility issues.[lang=jade].imgboximg(src="img/a.png")[lang=stylus].imgboxwidt...

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Introduction: G1 GC, full name Garbage-First Garbage Collector, is enabled through the -XX:+UseG1GC parameter. It is available as an experience version with the JDK 6u14 version and is released in the JDK 7u4 version. It was officially launched at that time, and I believe that students who are familiar with JVM will not be unfamiliar with it. In JDK 9, G1 is proposed to be the default garbage collector (JEP 248). On the official website, G1 is described like this: The Garbage-First (G1) collector is a server-styl..

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Introduction: Basic customized C __init__(self[, arg1, ]) constructor (with some optional parameters) C __new__(self[, arg1, ]) constructor (with some optional parameters);

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简介：package demo.main;    import java.util.Comparator;    public class PersonComparator implements Comparator<Object>{     public int compare(Object arg0, Object arg1) {   Person user0=(Pers ..."

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