Linux File and Folder Permissions
- Ensure you have developer group and dev1 user
- Create a folder with ubuntu user and also create some files in it
- Change owner from ubuntu to dev1 for all files and folders in it
- change group from ubuntu to developer for all files and folders in it
- Now create a file called as sayhello.sh with following content
#!/bin/bash
echo hello
- This file will have permissions of
664 - give execute permissions to owner, group and others
chmod +x sayhello.sh
- file permisions
- changing permissions
- changing ownerships
- changing groups
- download maven tar file from Refer Here
cd /tmp
wget https://dlcdn.apache.org/maven/maven-3/3.9.8/binaries/apache-maven-3.9.8-bin.tar.gz
- untar the file and copy into /opt folder
tar xvzf apache-maven-3.9.8-bin.tar.gz
ls -l
sudo mv apache-maven-3.9.8 /opt/
ls -l /opt
-
Lets do the same for openjdk 21 Refer Here
-
Next Topics
- Environmental variable PATH
- Installing applications
- download code, compile code and run on a system (any distribution)
- download binary, extract and configure
- packages
- .deb (debian)
- .rpm (redhat)
- Package Managers
- apt (debian)
- yum | dnf (redhat)
- snap (any distribution)
