Aaron2Ti

(function (context, trackingId, options) {
    const history = context.history;
    const doc = document;
    const nav = navigator || {};
    const storage = localStorage;
    const encode = encodeURIComponent;
    const pushState = history.pushState;
    const typeException = 'exception';
    const generateId = () => Math.random().toString(36);
    const getId = () => {

Aaron2Ti

Kafka Topics

List existing topics

bin/kafka-topics.sh --zookeeper localhost:2181 --list

Describe a topic

bin/kafka-topics.sh --zookeeper localhost:2181 --describe --topic mytopic

Purge a topic

bin/kafka-topics.sh --zookeeper localhost:2181 --alter --topic mytopic --config retention.ms=1000

... wait a minute ...

Aaron2Ti

import { curry, apply } from 'ramda';

/**
 * Debounce
 *
 * @param {Boolean} immediate If true run `fn` at the start of the timeout
 * @param  timeMs {Number} Debounce timeout
 * @param  fn {Function} Function to debounce
 *
 * @return {Number} timeout

Aaron2Ti

DNS SRV Lookups in Ruby

Prerequisites

• Nix 1.11+ OR Ruby 2.3.x

If using Nix you can just load the environment with nix-shell shell.nix.

Now we can test an entry via command-line using host or dig commands:

Aaron2Ti

Gist

This is a quick tutorial explaining how to get a static website hosted on Heroku.

Why do this?

Heroku hosts apps on the internet, not static websites. To get it to run your static portfolio, personal blog, etc., you need to trick Heroku into thinking your website is a PHP app. This 6-step tutorial will teach you how.

Basic Assumptions

Aaron2Ti

require 'rubygems'
require 'aws-sdk'

# This code snippet sends a push notification to a device using the Amazon SNS service.
#
# It is using the preview V2 amazon gem as per:
# https://aws.amazon.com/sdk-for-ruby/
#
# This was installed using:
# $ gem install aws-sdk --pre

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#! /bin/bash

export RUN_AS='ubuntu';
export INSTALL_DIR='/var/www/sentry';
HOSTNAME='http://mysentry.example.com'; # No trailing slash
DB_HOST='something.rds.amazonaws.com';
DB_PORT='5432';
DB_USER='sentry';
DB_NAME='sentry';
DB_PASSWORD='DB_PASSWORD';

Aaron2Ti

from functools import wraps


def juggle(f):
    """
    Suppose we have a binary function
    >>> def add(a, b):
    ...     return a + b

    You could call `it` in following way

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# The Nginx configuration based on https://coderwall.com/p/rlguog

http {

  ssl_certificate            server.crt;
  ssl_certificate_key        server.key;
  ssl_session_timeout        15m;
  ssl_protocols              SSLv3 TLSv1 TLSv1.1 TLSv1.2;
  ssl_prefer_server_ciphers  on;
  ssl_session_cache          shared:SSL:10m;

Aaron2Ti

#!/bin/bash
#
# This script backups an OS X system to an external volume, effectively 
# cloning it. It is based on [0], [1] and [2] for OS X and [3] and [4] for
# Linux. One could also use commercial tools like SuperDuper! or Carbon Copy 
# Cloner. The latter website has an interesting list[5] on what files to
# exclude when cloning.
#
# Exclusions (from CCC[5]), see rsync_excludes_osx.txt
#