XenoAmess

 两处`方法名称`应替换为`方法参数名称`

 如图，本应为`https://github.com` 实际书中为`https;//github.com` 请订正。

好卡啊

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### System (Mac, Windows 7/8/10, Linux) / 操作系统 win10 ### SwitchHosts! Version / SwitchHosts! 版本 3.5.4 ### Description / 描述 很卡 非常卡 按个回车能卡半秒 点一下左边的选择host栏也要卡半秒 我 i7 6700K，怎么想跑个electron不该卡成这样 ### How to...

There seems to be tons of performance issues in your java codes.

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I can refine it. Greatefully. But I want to ask first: Is this repo still alive? Because I saw there be 19 opened prs and 35 opened issues, and there...

a bunch of updates / fixs.

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## add pom here and fix the pom. 1. Suggest using [semver](https://semver.org/) for versioning. 2. A version at github shall always be a SNAPSHOT version. 3. The license license.url in...

Well normally there shall be a pom.xml there. Of course we can get it from sonatype but.. Just feel strange for it not being there.

[MATH-1539] use System.arraycopy instead of loop for better performance.

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use System.arraycopy instead of loop.

[MATH-1538] refine some codes dealing with filling an array with its first and second elements.

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**benchmark code:** ``` package com.xenoamess.performance; import org.openjdk.jmh.annotations.Benchmark; import org.openjdk.jmh.annotations.BenchmarkMode; import org.openjdk.jmh.annotations.Mode; import org.openjdk.jmh.annotations.OutputTimeUnit; import org.openjdk.jmh.annotations.Scope; import org.openjdk.jmh.annotations.State; import java.util.Arrays; import java.util.concurrent.TimeUnit; /** * Test to show witch way to fill...