Linux: how to run commands on a remote server
In some cases, we need run commands on a remote server. Examples: Get disk information Get all running process … Syntax for running commands on…
Category: LINUX
Hetzner server: how to configure RAID-0
After order a server from Hetzner, you will receive an email with content login SSH Login SSH we will see a message: The server has…
Linux: how to get or delete first line of a file
Linux: how to get first line of a file Example: Linux: how to get last line of a file Example: Linux: how to delete first…
Linux: How to check your Local and Public IPv4/v6 address
Local IPv4 address Method 1: Method 2: Method 3: Method 4: Method 5: for eth0 interface: Public IPv4 address Method 1: Method 2: Method 3:…
Linux: How to generate list of unique lines in a text file
We have two methods: Method 1: Method 2:
Linux: How to append contents of multiple files into one
Example we have many html file: How to join them into one file?
How to fix Error Nginx: (13: Permission denied) while connecting to upstream
How to fix Error Nginx: (13: Permission denied) while connecting to upstream This error is due by SELinux, so, we can fix this error by…
How to configure HAProxy to include host headers
Example we have 2 nodes for load balancing: node1.tutorialspots.com node2.tutorialspots.com We have 2 methods to configure HAProxy to include host headers Method 1: Method 2:…
Use Let’s Encrypt certificate in VestaCP
EXAMPLE 1: Example for main domain, after the installation of VestaCP, we see the login information: I. Create certificate for main domain (tutorialspots.com) Step I.1:…
Cracking the file manager of the VestaCP control panel
VestaCP is a free virtual host control panel written by Russians. This panel is powerful and can be used for self-use or connected to WHMCS…