Upgrade CentOS 7 to CentOS 8 inplace

I wanted to upgrade one of my servers from CentOS 7 to CentOS 8. The following are the steps I followed : Check the kernel version Before we start the upgrade process, let us see the kernel version. # uname -a Linux centostest 3.10.0-1127.el7.x86_64 #1 SMP Tue…

Solution to `linker` error while building `bat`

I was trying to install bat, from source, the clone of cat command with syntax highlighting and Git integration, in a CentOS machine, via cargo, Rust package installer. But it gave me this error: error: linker `cc` not found | = note: No such file or directory (os error 2) error: aborting…

PyLadies India embarked its journey

PyLadies India embarked its journey 20th June 2020 marked a new beginning for PyLadies in India. We had our first meetup. I started my journey with PyLadies in 2016 as an organizer of PyLadies Pune. It began with a personal itch of the lawyer who wanted to learn Python. I…

PyLadies India June meetup

We, PyLadies, have started our journey for quite a sometime now. Every year since 2016, we are growing in numbers and chapters. Currently, we have eight active chapters and counting. The COVID pandemic has somehow stopped our course of having physical meetups. But on a brighter note, the situation has…

Difference between chcon and semanage

SELinux Security Enhanced Linux, SELinux is the discretionary access control in the Linux distribution. This extra layer of security keeps the user's data safe in the system. SELinux context contains additional information, labels attached to each process, and files to determine the SELinux policy. The extra details about user, role,…