Michalis™ mrmichalis

#Mac OS X

Apps

Frontend Development

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Adventures in Python Core Dumping

After watching Bryan Cantrill's presentation on [Running Aground: Debugging Docker in Production][aground] I got all excited (and strangely nostalgic) about the possibility of core-dumping server-side Python apps whenever they go awry. This would theoretically allow me to fully inspect the state of the program at the point it exploded, rather than relying solely on the information of a stack trace.

Using AWS Linux setup an L2TP/IPSEC Soft Ether VPN

Consider HVM (SSD) EBS-Backed 64-bit m3.medium

us-east-1 => ami-1ecae776
Updates and dependencies

sudo yum -y update
sudo yum -y upgrade
sudo yum -y install docker git wget

What is Avro?

Parsing the ga4gh API requires you first to understand what is Avro.

Avro is a project that allows you to

formaly declare and define data structures (schemas in Avro) to be later used in different languages.
store data in a file
fetch data from a file

	#!/bin/bash

	# Source: http://toomuchdata.com/2012/06/25/how-to-install-python-2-7-3-on-centos-6-2/

	# Install stuff #
	#################

	# Install development tools and some misc. necessary packages
	yum -y groupinstall "Development tools"
	yum -y install zlib-devel # gen'l reqs

	import javax.net.ssl.SSLSocket;
	import javax.net.ssl.SSLSocketFactory;
	import java.io.*;

	/** Establish a SSL connection to a host and port, writes a byte and
	* prints the response. See
	* http://confluence.atlassian.com/display/JIRA/Connecting+to+SSL+services
	*/
	public class SSLPoke {
	public static void main(String[] args) {

	#!/bin/bash

	# You must accept the Oracle Binary Code License
	# http://www.oracle.com/technetwork/java/javase/terms/license/index.html
	# usage: get_jdk.sh <rpm\|tar> <jdk_version>
	# jdk_version: default 8
	# rpm

	EXT="rpm"
	JDK_VERSION="8"

	CC0 1.0 Universal

	Statement of Purpose

	The laws of most jurisdictions throughout the world automatically confer
	exclusive Copyright and Related Rights (defined below) upon the creator and
	subsequent owner(s) (each and all, an "owner") of an original work of
	authorship and/or a database (each, a "Work").

	Certain owners wish to permanently relinquish those rights to a Work for the

	#!/usr/bin/env python

	# Compare a file on S3 to see if we have the latest version
	# If not, upload it and invalidate CloudFront

	import fnmatch
	import os
	import boto
	import pprint
	import re