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reset casaos login data via console

May 10, 2026
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 |  casaos, command, configuration, information, linux, Linux Ubuntu Server, password, remote-access, script, server, web
in the OS execute the command: Then, when you enter Casaos, you will be asked to create your username and password again

nginx

May 8, 2026
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 |  command, configuration, information, linux, Linux Ubuntu Server, nginx, server, www
It was created with this purpose: web page server Now Nginx is much more than that Today it is mainly used as a Reverse Proxy […]

micrometer + prometheus + grafana, metrics with frontend in java springboot gradle

May 5, 2026
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 |  configuration, console, dashboard, docker, grafana, information, linux, metric, micrometer, prometheus, remote-access, server, ssh tunnel
In short, Micrometer lives within your Java Spring Boot application; the metrics are real-time, and if the application restarts, everything is erased. Prometheus is a […]

be able to ping one’s own PC/server (from internet)

April 6, 2026
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 |  command, configuration, information, internet, linux, Linux Ubuntu Server, macos, server, windows
By default, in the router’s “firewall” settings, option “Block Anonymous Internet Requests” is enabled and blocks ping You need to disable it and save it […]

docker

April 1, 2026
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 |  docker, information, linux, macos, server
I’ve used Docker multiple times in the past and I wasn’t very clear on how it worked. The program’s image (drawing) is: I have macOS […]

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