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发表于 更新于 分类于 本文字数： 40k 阅读时长 ≈ 37 分钟
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发表于 更新于 分类于 本文字数： 9.7k 阅读时长 ≈ 9 分钟

什么是 Docker？

Docker™ provides a way to run applications securely isolated in a container, packaged with all its dependencies and libraries.

环境搭建

下载

CentOS

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$ curl -fsSL https://get.docker.com | bash -s docker --mirror Aliyun
$ systemctl start docker
$ systemctl status docker
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● docker.service - Docker Application Container Engine
   Loaded: loaded (/usr/lib/systemd/system/docker.service; disabled; vendor preset: disabled)
   Active: active (running) since Sat 2023-03-25 14:22:34 CST; 18s ago
     Docs: https://docs.docker.com
 Main PID: 1971 (dockerd)
    Tasks: 7
   Memory: 108.2M
   CGroup: /system.slice/docker.service
           └─1971 /usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock

Mar 25 14:22:33 iZt4n6q3i85nj90kbsfqz5Z dockerd[1971]: time="2023-03-25T14:22:33.594962610+08:00" level=info msg="Loading containers: start."
Mar 25 14:22:33 iZt4n6q3i85nj90kbsfqz5Z dockerd[1971]: time="2023-03-25T14:22:33.907783608+08:00" level=info msg="Default bridge (docker0) is assigned with an IP address 172.17.0.0/16. Daemon option --bip can be us...red IP address"
Mar 25 14:22:33 iZt4n6q3i85nj90kbsfqz5Z dockerd[1971]: time="2023-03-25T14:22:33.998627114+08:00" level=info msg="Loading containers: done."
Mar 25 14:22:34 iZt4n6q3i85nj90kbsfqz5Z dockerd[1971]: time="2023-03-25T14:22:34.077496453+08:00" level=warning msg="WARNING: bridge-nf-call-iptables is disabled"
Mar 25 14:22:34 iZt4n6q3i85nj90kbsfqz5Z dockerd[1971]: time="2023-03-25T14:22:34.077526272+08:00" level=warning msg="WARNING: bridge-nf-call-ip6tables is disabled"
Mar 25 14:22:34 iZt4n6q3i85nj90kbsfqz5Z dockerd[1971]: time="2023-03-25T14:22:34.077573836+08:00" level=info msg="Docker daemon" commit=bc3805a graphdriver=overlay2 version=23.0.1
Mar 25 14:22:34 iZt4n6q3i85nj90kbsfqz5Z dockerd[1971]: time="2023-03-25T14:22:34.077678364+08:00" level=info msg="Daemon has completed initialization"
Mar 25 14:22:34 iZt4n6q3i85nj90kbsfqz5Z systemd[1]: Started Docker Application Container Engine.
Mar 25 14:22:34 iZt4n6q3i85nj90kbsfqz5Z dockerd[1971]: time="2023-03-25T14:22:34.128839102+08:00" level=info msg="[core] [Server #7] Server created" module=grpc
Mar 25 14:22:34 iZt4n6q3i85nj90kbsfqz5Z dockerd[1971]: time="2023-03-25T14:22:34.162907755+08:00" level=info msg="API listen on /run/docker.sock"
Hint: Some lines were ellipsized, use -l to show in full.
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$ docker version
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Client: Docker Engine - Community
 Version:           23.0.1
 API version:       1.42
 Go version:        go1.19.5
 Git commit:        a5ee5b1
 Built:             Thu Feb  9 19:51:00 2023
 OS/Arch:           linux/amd64
 Context:           default

Server: Docker Engine - Community
 Engine:
  Version:          23.0.1
  API version:      1.42 (minimum version 1.12)
  Go version:       go1.19.5
  Git commit:       bc3805a
  Built:            Thu Feb  9 19:48:42 2023
  OS/Arch:          linux/amd64
  Experimental:     false
 containerd:
  Version:          1.6.19
  GitCommit:        1e1ea6e986c6c86565bc33d52e34b81b3e2bc71f
 runc:
  Version:          1.1.4
  GitCommit:        v1.1.4-0-g5fd4c4d
 docker-init:
  Version:          0.19.0
  GitCommit:        de40ad0

MacOS

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# https://docs.docker.com/desktop/mac/install/
# 根据芯片类型，下载并安装

Windows

　从 Toolbox 的 Archive 页面找到 DockerToolbox-19.03.1.exe 并下载

Toolbox 项目已经于 2021 年停止了维护

安装

　注意安装组件的时候，选择 Full installation，其他的均使用默认的选项，即可

配置

代理

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$ vim ~/.docker/config.json
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{
  "proxies": {
    "default": {
      "httpProxy": "socks5://127.0.0.1:1080",
      "httpsProxy": "socks5://127.0.0.1:1080",
      "noProxy": "*.yuzhouwan.com"
    }
  }
}
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发表于 更新于 分类于 本文字数： 44k 阅读时长 ≈ 40 分钟

介绍 Maven 工具的实用技巧，以及如何解决一些常见的问题，包括本地缓存、下载、编译、语法、依赖和相关插件等问题。

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发表于 更新于 分类于 本文字数： 5.2k 阅读时长 ≈ 5 分钟

Gradle 是什么？

　Gradle™ 是一个基于 Apache Ant 和 Apache Maven 概念的项目自动化建构工具。它使用一种基于 Groovy 的特定领域语言来声明项目设置，而不是传统的 XML。当前其支持的语言限于 Java、Groovy 和 Scala，计划未来将支持更多的语言。 — wikipedia.org

特性

  • DSL 声明项目的配置，更加直观
  • 细粒度的传递依赖管理
  • 增量编译
  • 高效的内存执行
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