samokoder

// api.js
export const getTasks() {
  return get('/api/tasks')
    .then(resp => new Promise(resolve => {
      const { headers } = resp;
      return resp.json()
        .then(body => resolve({ body, headers }));
    }));
};

samokoder

module ActiveRecordExtension
  extend ActiveSupport::Concern

  module ClassMethods
    # Simple left join taking advantage of existing Rails & Arel code
    def left_joins(*args)
      inner_joins = self.joins(*args).arel.join_sources
      left_joins = inner_joins.map do |join|
        Arel::Nodes::OuterJoin.new(join.left, join.right)
      end

samokoder

# Here's a contrived example of a LEFT JOIN using ARel. This is an example of
# the mechanics, not a real-world use case.

# NOTE: In the gist comments, @ozydingo linked their general-purpose ActiveRecord
# extension that works for any named association. That's what I really wanted!
# Go use that! Go: https://gist.github.com/ozydingo/70de96ad57ab69003446

# == DEFINITIONS
# - A Taxi is a car for hire. A taxi has_many :passengers.
# - A Passenger records one person riding in one taxi one time. It belongs_to :taxi.

samokoder

# Backup
docker exec CONTAINER /usr/bin/mysqldump -u root --password=root DATABASE > backup.sql

# Restore
cat backup.sql | docker exec -i CONTAINER /usr/bin/mysql -u root --password=root DATABASE

samokoder

// see https://stackoverflow.com/a/24985483

const fetchList = list => {
  return list.reduce((promise, item) => {
    return promise.then(() => {
      // or any other promise
      return new Promise((resolve) => {
        console.log(`delay for ${item} secs`);
        setTimeout(() => {
          resolve();

samokoder

First, find the container that runs your MongoDB and ssh into it.

Then, find the collection you want to export:

mongo
show dbs
use <database>
show collections
exit

samokoder

const fs = require('fs');
const rtlcss = require('rtlcss');

const options = {
  'autoRename': false,
  'autoRenameStrict': false,
  'blacklist':{},
  'clean': true,
  'greedy': false,
  'processUrls': false,

samokoder

#!/bin/bash

export GOPATH=$(pwd)

samokoder

# Generated by Percona Configuration Wizard (http://tools.percona.com/) version REL5-20120208

[mysql]

# CLIENT #
port                           = 3306
socket                         = /var/lib/mysql/data/mysql.sock

[mysqld]

samokoder

function myPerf() {
	var i = window.performance.timing,
		n = i.navigationStart;

	return {
		dns: (i.domainLookupEnd - i.domainLookupStart),
		tcp: (i.connectEnd - i.connectStart),
		srt: (i.responseStart - i.requestStart),
		pdt: (i.responseEnd - i.responseStart),
		rrt: (i.fetchStart - n),