codesnips

semaphore

rust 
use async_trait::async_trait;
use std::io;

#[async_trait]
pub trait ConnectionFactory: Send + Sync + 'static {
    type Connection: Send + 'static;

Building a Bounded Async Database Connection Pool With Tokio Semaphore

rust tokio async
by codesnips 3 tabs
go 
package limiter

import (
	"context"
	"errors"
)

Leaky-Bucket Concurrency Limiter with a Buffered Semaphore Channel in Go

go concurrency rate-limiting
by codesnips 3 tabs