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-Welcome to the Wiki.
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+## Maca For Ubuntu-18.04
+### 1.Add Repo
+```
+curl -fsSL http://mirror.metax-tech.com/nexus_pub.asc | apt-key add -
+echo "deb [arch=$(dpkg --print-architecture)] http://mirror.metax-tech.com/maca-ubuntu18.04/ bionic main" | tee /etc/apt/sources.list.d/maca-18.04.list
+apt-get update
+```
+
+
+## Maca For Ubuntu-20.04
+```
+curl -fsSL http://mirror.metax-tech.com/nexus_pub.asc | apt-key add -
+echo "deb [arch=$(dpkg --print-architecture)] http://mirror.metax-tech.com/maca-ubuntu20.04/ focal main" | tee /etc/apt/sources.list.d/maca-20.04.list
+apt-get update
+```
+
+## Maca For Ubuntu-22.04
+```
+curl -fsSL http://mirror.metax-tech.com/nexus_pub.asc | apt-key add -
+echo "deb [arch=$(dpkg --print-architecture)] http://mirror.metax-tech.com/maca-ubuntu22.04/ jammy main" | tee /etc/apt/sources.list.d/maca-22.04.list
+apt-get update
+```
+
+
+## Maca For CentOS8
+```
+curl -o /etc/yum.repos.d/maca-centos8.repo http://mirror.metax-tech.com/maca-centos8.repo
+yum makecache
+```
+
+## Maca For CentOS9
+```
+curl -o /etc/yum.repos.d/maca-centos9.repo http://mirror.metax-tech.com/maca-centos9.repo
+yum makecache
+```
+
+
+## Maca For Pytorch
+### 一次性安装
+```
+pip3 install <PKG Name> -i http://mirror.metax-tech.com/maca-pypi/simple --trusted-host mirror.metax-tech.com
+```
+### 永久配置
+```
+pip3 config set global.index-url http://mirror.metax-tech.com/maca-pypi/simple
+pip3 config set install.trusted-host mirror.metax-tech.com
+```
+
+
+## Maca For  Conda
+### 1. 添加新channels
+```
+conda config --add channels http://mirror.metax-tech.com/maca-conda
+```
+
+### 2.删除默认channels
+```
+conda config --remove channels defaults
+```
+
+### 3.示例
+```
+conda create -n myenv
+conda activate myenv
+conda install ca-certificates
+```
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