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- hosts: localhost
  gather_facts: no
  tasks:
  - local_action:
      module: slack
      domain: hexlet.slack.com
      token: {{ slack_token }}
      msg: "deploy started: {{ rails_env }}:{{ hexlet_image_tag }}"
      channel: "#operation"
      username: "{{ ansible_ssh_user }}"

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Studying for a Tech Interview Sucks, so Here's a Cheat Sheet to Help

This list is meant to be a both a quick guide and reference for further research into these topics. It's basically a summary of that comp sci course you never took or forgot about, so there's no way it can cover everything in depth. It also will be available as a gist on Github for everyone to edit and add to.

Data Structure Basics

###Array ####Definition:

• Stores data elements based on an sequential, most commonly 0 based, index.
• Based on tuples from set theory.

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Direct links to free Springer books (pdf versions)

Graduate texts in mathematics

duplicates = multiple editions

A Classical Introduction to Modern Number Theory, Kenneth Ireland Michael Rosen

A Classical Introduction to Modern Number Theory, Kenneth Ireland Michael Rosen

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Требования

Для работы необходим PostgreSQL-server 9.5 и, более-менее "свежий", Docker

Настройка сервера баз данных

Т.к. app-server и worker работают в docker-контейнерах, то следует прописать его (докера) сеть в pg_hba.conf

host    all             all  172.17.0.0/24 password

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#!/usr/bin/env python
#
# pyget2.py
# A python download accelerator
#
# This file uses multiprocessing along with
# chunked/parallel downloading to speed up
# the download of files (if possible).
#
# @author  Benjamin Hutchins

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The introduction to Reactive Programming you've been missing

(by @andrestaltz)

---

This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

---

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# stream oriented kurento
#
# VERSION               4.4.3

FROM ubuntu:14.04
MAINTAINER Patxi Gortázar <patxi.gortazar@gmail.com>

RUN apt-get update \
  && apt-get -y dist-upgrade \
  && apt-get install -y wget

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3rd-party image processing/manipulation services

• http://www.imgix.com/
• http://cloudinary.com/
• http://www.cdnconnect.com/
• http://cloudresize.com/
• http://cloudimage.io/
• http://www.blitline.com/

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Hey! I saw this has been indexed by the search engines. It is a first draft of a post I ended up publishing on my blog at: Scaling PostgreSQL With Pgpool and PgBouncer

Thanks for stopping by!

PostgreSQL and Pgpool Architecture

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# Add to nginx.conf http section
map $http_upgrade $connection_upgrade {
    default upgrade;
    ''      close;
}