25-03

The USE Method

The USE Method via Node Exporter - USE Method / Node | Grafana Labs

Also: node_exporter node-mixin

dropshot - Rust

Dropshot is a general-purpose crate for exposing REST APIs from a Rust program.

use dropshot::ApiDescription;
use dropshot::ConfigDropshot;
use dropshot::ConfigLogging;
use dropshot::ConfigLoggingLevel;
use dropshot::HandlerTaskMode;
use dropshot::ServerBuilder;
use std::sync::Arc;

#[tokio::main]
async fn main() -> Result<(), String> {
    // Set up a logger.
    let log =
        ConfigLogging::StderrTerminal {
            level: ConfigLoggingLevel::Info,
        }
        .to_logger("minimal-example")
        .map_err(|e| e.to_string())?;

    // Describe the API.
    let api = ApiDescription::new();
    // Register API functions -- see detailed example or ApiDescription docs.

    // Start the server.
    let server = ServerBuilder::new(api, Arc::new(()), log)
        .start()
        .map_err(|error| format!("failed to start server: {}", error))?;

    server.await
}

Grafana Pyroscope

via grafana blog article about Loki 3.4.

The Ride Share Tutorial:

The application is a Python Flask app that simulates a ride-sharing service.

pdfarranger

reorder/remove/add/rotate pages

sudo apt install pdfarranger

https://askubuntu.com/a/1402233/36078