linux command training

(sudo apt update && sudo apt upgrade)

sudo apt update && sudo apt upgrade

(export LD_LIBRARY_PATH=/usr/local/lib:$LD_LIBRARY_PATH)

export LD_LIBRARY_PATH=/usr/local/lib:$LD_LIBRARY_PATH

(source ~/.bashrc)

source ~/.bashrc

(export PATH=/usr/local/bin:$PATH)

export PATH=/usr/local/bin:$PATH

(git checkout develop)

git checkout develop

(git push origin develop)

git push origin develop

(git reset --hard)

git reset --hard

(cat ~/.ssh/id_rsa.pub)

cat ~/.ssh/id_rsa.pub

(mkdir build && cd build)

mkdir build && cd build

(ifconfig | grep inet -B1)

ifconfig | grep inet -B1

(which clang)

which clang

(docker run -it --rm alpine)

docker run -it --rm alpine

(ldd /bin/ls)

ldd /bin/ls

(git add . && git commit -m"initial version")

git add . && git commit -m"initial version"

(ls -l /etc/systemd/system/default.target)

ls -l /etc/systemd/system/default.target

(ls -l /etc/apt/sources.list.d)

ls -l /etc/apt/sources.list.d

(sudo systemctl restart docker)

sudo systemctl restart docker

(sudo systemctl restart networking.service)

sudo systemctl restart networking.service

(cmake .. -DCMAKE_BUILD_TYPE=Release)

cmake .. -DCMAKE_BUILD_TYPE=Release

(systemctl set-default multi-user.target)

systemctl set-default multi-user.target