CentOS 8 Error: Failed to download metadata for repo ‘appstream’
When updating packages on CentOS 8 server, I got the following error This is because CentOS 8 have reached its
How to install NVIDIA CUDA on Debian 10
CUDA® is a parallel computing platform and programming model developed by NVIDIA for general computing on graphical processing units (GPUs).
ipset
Allow CloudFlare IP addresses with ipset
Allow CloudFlare IP addresses with ipset
IP sets are a framework inside the Linux kernel, which can be administered by the ipset utility. Depending on the
r1soft get-module segmentation fault
When installing r1soft kernel module, I got the following error This was on a Debian server with 4.19.0-20-amd64 kernel. To
How to convert images to webp format in Ubuntu
Webp is a new image format for the web. It can be used on websites for the fast and efficient
How to install MySQL 5.7 on CentOS 7 Server
To install MySQL 5.7 on CentOS 7 server, install the repository import MySQL GPG key with Install MySQL with the
Install CSF firewall on Ubuntu Server
First, install libwww-perl package needed for CSF firewall Install CSF with Change following settings in csf.conf file If you need
Configure VPS IP address in OneProvider Server
If you are running virtualization software like Proxmox, KVM, or VMWare ESXi on the OneProvider server, you need to order
Linux groups
To see lists all groups that a user is in, run Example To add a user to a group, run
Drupal 7 Enable/Disable Maintenance Mode
To disable maintenance mode in drupal 7.x run the command Example To Enable Maintenance mode, run
puttygen: error loading x.ppk: PuTTY key format too new
Putty saves ssh key in file with .ppk extension. To use the key on Linux systems, you need to convert