codesnips

cron

typescript 
type AsyncTask = () => Promise<void>;

export interface GuardOptions {
  name: string;
  logger?: Pick<Console, "info" | "warn" | "error">;
}

Cron scheduling with node-cron (with guard)

reliability node-cron cron
by codesnips 3 tabs
ruby 
class User < ApplicationRecord
  has_many :posts
  has_many :comments

  scope :digest_subscribers, -> {
    where(digest_opt_in: true).where.not(confirmed_at: nil)

Weekly Digest Emails in Rails with a Cron Job and Query Scopes

rails activejob sidekiq-cron
by codesnips 4 tabs
java 
package com.example.demo.scheduled;

import com.example.demo.service.UserService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.scheduling.annotation.Scheduled;

Scheduled tasks with @Scheduled

java spring-boot scheduling
by David Kumar 2 tabs
go 
package jobs

import (
  "context"
  "math/rand"
  "time"

Robfig cron jobs with context cancellation and jitter

go cron background-jobs
by Leah Thompson 1 tab
java 
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.Modifying;
import org.springframework.data.jpa.repository.Query;
import org.springframework.data.repository.query.Param;

import java.time.Instant;

Nightly Cleanup of Expired Refresh Tokens with Spring @Scheduled and a Bulk Delete Query

spring-boot scheduling cron
by codesnips 4 tabs
typescript 
import { Module } from '@nestjs/common';
import { BullModule } from '@nestjs/bull';
import { ScheduleModule } from '@nestjs/schedule';
import { DigestProducer } from './digest.producer';
import { DigestProcessor } from './digest.processor';

Scheduling and Processing Email Digests with a Bull Queue in NestJS

nestjs bull redis
by codesnips 3 tabs
rust 
use anyhow::{anyhow, Result};
use chrono::{DateTime, Utc};
use cron::Schedule as CronSchedule;
use std::str::FromStr;

pub struct Schedule {

Parse Cron Expressions and Run Due Recurring Jobs in Rust with Tokio

rust tokio cron
by codesnips 3 tabs
php 
<?php

namespace App\Console\Commands;

use App\Jobs\CompileReportJob;
use Carbon\CarbonImmutable;

Schedule a Recurring Report Job in Laravel's Console Kernel

laravel scheduler cron
by codesnips 3 tabs
php 
<?php

namespace App\Console\Commands;

use App\Mail\DailySalesReport;
use App\Models\Order;

Nightly Sales Summary Report as a Scheduled Laravel Command with Mailable

laravel scheduling cron
by codesnips 4 tabs
ruby 
class Cart < ApplicationRecord
  TTL = 30.minutes

  has_many :line_items, dependent: :destroy

  enum status: { active: 0, expired: 1, checked_out: 2 }

Expiring Idle Shopping Carts with a TTL Check and a Sweeper Job in Rails

rails background-jobs sidekiq
by codesnips 3 tabs
python 
import errno
import fcntl
import os
import time

File-Based Locking to Prevent Concurrent Cron Job Runs in Python

locking concurrency fcntl
by codesnips 3 tabs
java 
@Configuration
@EnableScheduling
@EnableConfigurationProperties(CleanupProperties.class)
public class SchedulingConfig {

    @Bean(destroyMethod = "shutdown")

Recurring Cleanup Job with Spring @Scheduled and a Shutdown-Aware Executor

spring spring-boot scheduling
by codesnips 3 tabs