mrmichalis’s gists

mrmichalis / Main.java

Last active December 10, 2015 12:38

02/01/2012 Example Java XPath parsing and setting using org.dom2 http://www.jdom.org/

	import java.io.*;
	import org.jdom2.*;
	import org.jdom2.filter.Filters;
	import org.jdom2.input.*;
	import org.jdom2.output.XMLOutputter;
	import org.jdom2.xpath.XPathExpression;
	import org.jdom2.xpath.XPathFactory;
	import java.io.File;
	import java.util.List;
	import java.util.*;

mrmichalis / OpenMarine.java

Last active December 10, 2015 13:58

(WORK IN PROGRESS) XML hierarchy using jdom2 - for Open Marine XML v2.0 http://wiki.openmarine.org/index.php/OpenMarineXML_Version_2.0

	import java.io.*;

	import org.jdom2.*;
	import org.jdom2.filter.Filters;
	import org.jdom2.input.*;
	import org.jdom2.output.XMLOutputter;
	import org.jdom2.xpath.XPathExpression;
	import org.jdom2.xpath.XPathFactory;

	import javax.print.attribute.standard.DateTimeAtCompleted;

mrmichalis / mysqlbackup.sh

Created January 8, 2013 12:35

	#!/bin/bash
	cd /home/$1/backups/
	mkdir mysql
	suffix=$(date +%y%m%d)
	MYSQL="$(which mysql)"
	databases="$($MYSQL -u $1 -p$2 -Bse ‘show databases’)"
	for database in $databases
	do
	echo "Processing database $database"
	mysqldump –opt -u$1 -p$2 ${database} > mysql/${database}.$suffix.sql

mrmichalis / start_pg.sh

Created January 8, 2013 17:18

OSX Shell script to start and stop PostgreSQL

	#!/usr/bin/env bash
	# usage
	# sudo -u postgres bin/pg_ctl $1 -D $DATADIR

	PG_DIR=$(dirname $(locate pg_ctl \| head -n 1))
	DATADIR=/Library/PostgreSQL/9.2/data
	STATUS=$(sudo -u postgres $PG_DIR/pg_ctl status -D $DATADIR)

	if [ $# -lt 1 ]; then
	echo "Usage : $0 [start\|stop\|status]"

mrmichalis / ping.sh

Last active December 10, 2015 22:18

The Story of the PING Program - source for "ping.shar" code from: http://ftp.arl.army.mil/~mike/ping.html

	# This is a shell archive. Remove anything before this line, then
	# unpack it by saving it in a file and typing "sh file". (Files
	# unpacked will be owned by you and have default permissions.)
	#
	# This archive contains:
	# Makefile ping.1 ping.c ping.shar newping.1 newping.c

	echo x - Makefile
	cat > "Makefile" << '//EOF Makefile//'
	# Revised to compile under SunOS 4.1.x (no longer necessary to install

mrmichalis / linux-kernel-3.7.2.sh

Created January 15, 2013 22:15

Install or remove Linux Kernel 3.7 in Ubuntu 12.10 or 12.04 http://www.itworld.com/software/327675/install-or-remove-linux-kernel-37-ubuntu-1210-or-1204

	#!/bin/sh

	echo ""

	echo "$(tput setaf 3) ########### This bash script is created by UpUbuntu.com ###########$(tput sgr0)"

	sleep 2
	echo ""
	echo ""
	echo "$(tput setaf 3) ########### Kernel 3.7 will be installed in an `uname -i` system ###########$(tput sgr0)"

mrmichalis / static-ip.sh

Last active December 14, 2015 01:19

static-ip.sh

	#!/usr/bin/env bash

	if [ $# -lt 1 ]; then
	echo "usage: $0 [eth]" 1>&2
	exit 1
	fi

	ETH=$1
	IPADDR=$(ip -f inet addr show dev eth0\|awk '$1~/inet/{print $2}'\|cut -d/ -f1)
	HOSTNAME="$(echo $IPADDR \| tr '.' '-').lunix.co"

mrmichalis / jdbctest.java

Created February 24, 2013 02:11

Connecting to Oracle using Java JDBC

	public class OracleJdbcTest
	{
	String driverClass = "oracle.jdbc.driver.OracleDriver";

	Connection con;

	public void init(FileInputStream fs) throws ClassNotFoundException, SQLException, FileNotFoundException, IOException
	{
	Properties props = new Properties();
	props.load(fs);

mrmichalis / build.gradle

Created February 28, 2013 15:07

Groovy CDH4 v 4.2 project

	// original https://gist.github.com/sit/3606537

	apply plugin: "java"
	apply plugin: "eclipse"
	apply plugin: "idea"

	group = "com.mycompany.hadoopproject"
	version = "1.0"

	repositories {

mrmichalis / vagrant-centos.sh

Created March 8, 2013 00:36

https://github.com/astrostl/vagrant-centos

	#!/bin/bash
	(( $# < 2 )) && { echo "usage: $0 majorversion minorversion"; exit 1; }

	vc_osiso="${HOME}/Downloads/CentOS-${1}.${2}-x86_64-minimal.iso"
	vc_guestiso='/Applications/VirtualBox.app/Contents/MacOS/VBoxGuestAdditions.iso'
	vc_vboxbase="${HOME}/VirtualBox VMs"
	vc_basebox="vagrant-centos-${1}-${2}"
	vc_hddbase="${vc_vboxbase}/${vc_basebox}/${vc_basebox}"
	vc_hddfile="${vc_hddbase}.vdi"

Michalis™ mrmichalis