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Start workers:

This will run the loans queue with the weight of 5

bundle exec sidekiq -q loans,5

SO: How to run Sidekiq in production

Stopping Sidekiq

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ssh error:
    ssh_exchange_identification: Connection closed by remote host

fix:
    sudo echo "sshd:ALL" >> /etc/hosts.allow 

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import os
import pymysql


if __name__ == '__main__':
    ret = 1
    conn = pymysql.connect(
        host='tidb-cluster.dm',
        port=4000,
        user='dm',

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scope :by_quarter, lambda { |quarter| 
    date = Date.new(Date.today.year, quarter * 3)
    where created_at: date.beginning_of_quarter..date.end_of_quarter }

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jQuery.extend(jQuery.validator.messages, {
    required: "This field is required.",
    remote: "Please fix this field.",
    email: "Please enter a valid email address.",
    url: "Please enter a valid URL.",
    date: "Please enter a valid date.",
    dateISO: "Please enter a valid date (ISO).",
    number: "Please enter a valid number.",
    digits: "Please enter only digits.",
    creditcard: "Please enter a valid credit card number.",

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azkaban 安装指南

参考

• official documentation

下载

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Learn Go in ~5mins

This is inspired by A half-hour to learn Rust and Zig in 30 minutes.

Basics

Your first Go program as a classical "Hello World" is pretty simple:

First we create a workspace for our project:

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1:  import sys  
2:  import json  
3:  from pyspark import SparkContext  
4:  from pyspark.streaming import StreamingContext  
5:    
6:    
7:  def SaveRecord(rdd):  
8:    host = 'sparkmaster.example.com'  
9:    table = 'cats'  
10:    keyConv = "org.apache.spark.examples.pythonconverters.StringToImmutableBytesWritableConverter"  

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## Java
sudo apt-get update
sudo apt-get install default-jdk

## Scala
sudo apt-get remove scala-library scala
sudo wget http://scala-lang.org/files/archive/scala-2.12.1.deb
sudo dpkg -i scala-2.12.1.deb
sudo apt-get update
sudo apt-get install scala

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#!/bin/bash
if [[ "$(sw_vers -productVersion)" != 10\.15* ]]; then
    echo "This is only meant to run on macOS 10.15.* Catalina" >&2
    exit 1
fi

reply=
printf "Are you pretty damn sure you want to run this? (Yes/No) "
read -r reply
[[ $reply != Yes ]] && exit 1