Ubuntu18 install Anaconda

• 1. download Anaconda
• 2. set mirrors to install packages

From https://mirrors.tuna.tsinghua.edu.cn/anaconda/archive/ to download Anaconda3.

conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/bioconda/
conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/conda-forge/
conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main/
conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/free/

optinonal