推荐订阅源

g++ http_client.cpp -I/usr/local/libevent-2.1.8-stable/include -L/usr/local/libevent-2.1.8-stable/.libs -levent -g -o http_client

g++ http_connect.cpp -o http_connect /usr/local/libevent-2.1.8-stable/.libs/libevent.so -I. -L.

pip 安装加快速度:    pip install  -i https://pypi.tuna.tsinghua.edu.cn/simple/ pandas

conda create -n your_env_name python=X.X

anaconda指定环境名安装包:  conda install --name python36 pylint                  //python36--环境名  pyling--包名

启动 jupyer 命令:jupyter notebook --allow-root

scp上传文件目录到远程服务器

scp -r pyalgotrade/ root@192.168.0.8:/root/anaconda3/envs/python37/lib/python3.7/site-packages

调整jupyter输出图片大小

import matplotlib.pyplot as plt
plt.rcParams['figure.figsize'] = [10, 5]
npm i -g cnpm --registry=https://registry.npm.taobao.org

sudo npm audit fix --unsafe-perm --allow-root

sudo npm install node-sass@latest --unsafe-perm --allow-root

清除mysql日志：

PURGE MASTER LOGS BEFORE DATE_SUB( NOW( ), INTERVAL 7 DAY);