修改源为阿里云更新源镜像站
sudo sed -i 's/^/#/g' /etc/apt/sources.list
sudo sed -i '$a\deb http://mirrors.aliyun.com/raspbian/raspbian/ jessie main contrib non-free rpi' /etc/apt/sources.list
sudo sed -i '$a\deb-src http://mirrors.aliyun.com/raspbian/raspbian/ jessie main contrib non-free rpi' /etc/apt/sources.list
sudo sed -i 's/^/#/g' /etc/apt/sources.list.d/raspi.list
sudo sed -i '$a\deb http://mirrors.ustc.edu.cn/archive.raspberrypi.org/debian/ jessie main ui
' /etc/apt/sources.list.d/raspi.list
### deb http://mirrors.aliyun.com/debian/ jessie main ui 出错了。。。
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更新内核和固件
内核和固件是以软件包的形式安装的,前面介绍的命令也可以升级。不过这两个东东的更新通常不会太频密,只有经过严格测试后才会发行更新包。
译者是不会告诉你这个世界上有一个程序叫rpi-update的,不过需要事先安装。安装的命令是:
sudo apt-get install rpi-update
当需要更新的时候,输入命令:
sudo rpi-update
注意:内核和固件的更新可能会出现不可预料的错误,请自行承担更新内核和固件可能面临的所有风险。
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更新源
sudo apt-get update
更新已安装的包
sudo apt-get upgrade
清理无用的包
sudo apt-get autoremove
sudo apt-get clean && sudo apt-get autoclean
检查是否有损坏的依赖
sudo apt-get check
sudo raspi-config 》》》Expand Filesystem 免得重启后进不到 X。
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sudo apt-get install python-pip
sudo apt-get install python3-pip
ln -s /usr/bin/pip-3.2 /usr/bin/pip3
sudo pip2 install -U pip -i https://pypi.mirrors.ustc.edu.cn/simple
sudo pip3 install -U pip
sudo pip2 list --outdated
sudo pip install -U numpy
sudo pip freeze --local | grep -v '^\-e' | cut -d = -f 1 | xargs pip install -U
----------------------------------------------------------------------------------------------
sudo pip install -U Pillow 失败
sudo apt-get install -y libjpeg8-dev zlib1g-dev libwebp-dev
------------------------------------------------------------------------------------------------
import
pip
from
subprocess
import
call
for
dist
in
pip.get_installed_distributions():
call(
"pip install --upgrade "
+
dist.project_name, shell
=
True
)