Under ubuntu install / upgrade software

Reference blog: https://blog.csdn.net/yjk13703623757/article/details/78945576

 

1. Install the software

Use the command

sudu apt-get install 包名

E.g

# Install the latest Redis
 sudo APT-GET install Redis 
# install the specified version of Redis 
sudo APT-GET install Redis = 3.0

 

2. Update Software

①. Update Software

sudo apt update

View the list can be updated

# View updates the list of 
APT List - upgradable 

# Check whether mysql update 
APT List --upgradable | grep mysql-Server

②. Exclude some software updates

upgrade default will update all updatable components and software, including system kernel. By the apt-mark hold the specified package lock which prevents updates, additionally may be used to exclude the locking apt-mark unhold restore its update.

For example, the official source speed my docker-ce used is very slow, I do not want to update it, you can use the following commands to manipulate.

# Prevent update 
APT -mark the HOLD docker- ce 
# recover update 
APT -mark unhold Docker-ce

As another example, prevent the Ubuntu kernel update

# Prevent update linux the nucleus
 Sudo Apt-Mark Hold linux-Image-Generic linux-Headers- Generic 
# cancel 
Sudo Apt-Mark Unhold linux-Image-Generic linux-Headers-Generic

 

3. Uninstall software