ghostcode

水平垂直居中是前端的痛，也是前端__永恒__话题，这次记录两个用display:flex实现的方法：

第一种：

html

eparreno

How to delete Sidekiq jobs in a Rails app using ActiveJobs

Sidekiq jobs can be enqueued or scheduled. Enqueued means that they are gonna be picked up as soon as possible, scheduled jobs will be enqueued at some specific time.

job_id and jid

When using ActiveJobs, Rails will return a job_id after sending the job to ActiveJobs

job = UserMailer.send_invite(params).deliver_later

iqbalhasnan

class Category < ApplicationRecord
  has_many :types
end

class Type < ApplicationRecord
  belongs_to :category
end

# Admin DSL. you need to pass the the selected type_id by passing the form object value.
f.input :category

lettergram

commands:

  01_install_yarn:
    command: "sudo wget https://dl.yarnpkg.com/rpm/yarn.repo -O /etc/yum.repos.d/yarn.repo && curl --silent --location https://rpm.nodesource.com/setup_6.x | sudo bash - && sudo yum install yarn -y"
  02_download_nodejs:
    command: "curl --silent --location https://rpm.nodesource.com/setup_8.x | sudo bash -"
  03_install_nodejs:
    command: "yum -y install nodejs"
  04_mkdir_webapp_dir:
    command: "mkdir /home/webapp"

patrick-fischer

/**
// Example implementation as follows:
public class AWSS3_GetService extends AWS {
    public override void init() {
        resource = '/[your bucket]/[your folder 1]/[your folder 2]/[file name].[extension]';
        region = 'eu-west-2';
        service = 's3';
        endpoint = new Url('https://' + service + '.' + region + '.amazonaws.com/');
        accessKey = 'SET HERE';
        method = HttpMethod.XGET;