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Yum Version Lock

February 21, 2023

How to lock a package or software in RedHat.

# For RHEL 5
yum install yum-versionlock
# For RHEL 6 and 7
yum install yum-plugin-versionlock
# For RHEL 8 and 9
yum install python3-dnf-plugin-versionlock

# For RHEL 5 yum install yum-versionlock # For RHEL 6 and 7 yum install yum-plugin-versionlock # For RHEL 8 and 9 yum install python3-dnf-plugin-versionlock

Locking a package

yum versionlock gcc-*

yum versionlock gcc-*

List locked packages

yum versionlock list

yum versionlock list

Filed Under: Linux Tagged With: install, lock, package, redhat, versionlock, yum

Install Cockpit on Rocky 9

October 3, 2022

Cockpit is a web-based graphical interface for Linux users and admins.

Install

dnf install cockpit

dnf install cockpit

Start and Enable

systemctl start cockpit
systemctl enable cockpit.socket

systemctl start cockpit systemctl enable cockpit.socket

Status

systemctl status cockpit

systemctl status cockpit

Web access

http://192.168.0.20:9090

http://192.168.0.20:9090

Filed Under: Linux Tagged With: admins, cockpit, install, interface, users, web

7zip in Mac OS

April 6, 2022

Install

brew install p7zip

brew install p7zip

Extract

7z x file.7z

7z x file.7z

Compress

7z a file.7z mydirectory

7z a file.7z mydirectory

Filed Under: Mac Tagged With: append, brew, extract, install, p7zip

Install latest Sublime Text

December 31, 2021

How to install the latest version of the Sublime Text editor on Ubuntu or Mint.

wget -qO - https://download.sublimetext.com/sublimehq-pub.gpg | sudo apt-key add -
sudo apt-get install apt-transport-https
echo "deb https://download.sublimetext.com/ apt/stable/" | sudo tee /etc/apt/sources.list.d/sublime-text.list
sudo apt-get update
sudo apt-get install sublime-text

wget -qO - https://download.sublimetext.com/sublimehq-pub.gpg | sudo apt-key add - sudo apt-get install apt-transport-https echo "deb https://download.sublimetext.com/ apt/stable/" | sudo tee /etc/apt/sources.list.d/sublime-text.list sudo apt-get update sudo apt-get install sublime-text

It will add the sublime-text.list file in /etc/apt/sources.list.d directory.

Filed Under: Linux Tagged With: editor, install, sublme text 4, update

Install Docker on Amazon Linux 2

December 11, 2021

Steps how to install Docker and Docker Compose on Amazon Linux 2.

Install Docker

$ sudo amazon-linux-extras install docker
$ sudo service docker start
$ sudo usermod -a -G docker ec2-user

$ sudo amazon-linux-extras install docker $ sudo service docker start $ sudo usermod -a -G docker ec2-user

Start at boot.

$ sudo chkconfig docker on

$ sudo chkconfig docker on

Install git (optional).

$ sudo yum install -y git

$ sudo yum install -y git

Install Docker Compose

$ sudo curl -L https://github.com/docker/compose/releases/latest/download/docker-compose-$(uname -s)-$(uname -m) \
-o /usr/bin/docker-compose
$ sudo chmod +x /usr/local/bin/docker-compose

$ sudo curl -L https://github.com/docker/compose/releases/latest/download/docker-compose-$(uname -s)-$(uname -m) \ -o /usr/bin/docker-compose $ sudo chmod +x /usr/local/bin/docker-compose

Check

docker --version
docker-compose --version

docker --version docker-compose --version

Filed Under: Linux Tagged With: amazon, docker, docker-compose, git, install

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