Setting up Linux (CentOS) workstation as a development environmentAs per page 8/10 at https://developer.cisco.com/learning/modules/dev-setup/dev-centos/step/8,'sudo yum install -y docker-ce' resulted in:package docker-ce-3:19.03.12-3.el7.x86_64 requi...

Setting up Linux (CentOS) workstation as a development environmentAs per page 7/10 @ https://developer.cisco.com/learning/modules/dev-setup/dev-centos/step/7,Permission denied on creating application shortcut for Postman on the Desktop as sudo 

Setting up Linux (CentOS) workstation as a development environmentAs per page 7/10 @ https://developer.cisco.com/learning/modules/dev-setup/dev-centos/step/7,/opt/Postman/Postman can't be linked to /usr/bin/postman -- > file exists

Setting up Linux (CentOS) workstation as a development environmentAs per page 5/10 @ https://developer.cisco.com/learning/modules/dev-setup/dev-centos/step/5,[qaswar@localhost ~]$ sudo yum install -y nodejs came up with the following error:Node.js Pa...