vulcangz vulcangz

Regular Expression Engine Comparison Chart

Many different applications claim to support regular expressions. But what does that even mean?

Well there are lots of different regular expression engines, and they all have different feature sets and different time-space efficiencies.

The information here is just copied from: http://regular-expressions.mobi/refflavors.html

My Openshift Cheatsheet

List all non openshift/kube namespaces

requires jq CLI

oc get namespaces -o json | jq '[.items[] | select((.metadata.name | startswith("openshift") | not) and (.metadata.name | startswith("kube-") | not) and .metadata.name != "default" and (true)) | .metadata.name ]'

Project Quotes, Limits and Templates

Install nginx, varnish

yum install varnish
yum install nginx

Config nginx listen on port 8081

server {
        listen 8081;
        server_name www.example.com;

	#!/bin/bash
	echo "Building NGINX along with Echo module"

	# install prerequisites
	yum -y install gcc gcc-c++ make zlib-devel pcre-devel openssl-devel

	# download the Echo module
	curl -L -O 'https://github.com/openresty/echo-nginx-module/archive/v0.58.tar.gz'
	tar -xzvf v0.58.tar.gz && rm v0.58.tar.gz
	mv echo-nginx-module-0.58 /tmp/echo-nginx-module

	#!/bin/bash
	set -euo pipefail
	IFS=$'\n\t'

	# Ubuntu Server

	export DEBIAN_FRONTEND=noninteractive

	echo -e "\e[96m Adding PPA \e[39m"
	sudo add-apt-repository -y ppa:ondrej/php

	<html>
	<head>
	<title>DataTables + yadcf + Google Maps</title>
	<script type="text/javascript" charset="utf8" src="http://maps.google.com/maps/api/js?libraries=geometry&v=3.22&key={YOUR_API_KEY}"></script>
	<script type="text/javascript" charset="utf8" src="https://code.jquery.com/jquery-1.12.0.min.js"></script>
	<script type="text/javascript" charset="utf8" src="http://cdn.datatables.net/1.10.11/js/jquery.dataTables.js"></script>
	<script type="text/javascript" charset="utf8" src="https://cdn.datatables.net/1.10.11/js/dataTables.bootstrap.min.js"></script>
	<script type="text/javascript" charset="utf8" src="maplace.min.js"></script>
	<script type="text/javascript" charset="utf8" src="jquery.dataTables.yadcf.min.js"></script>
	<link rel="stylesheet" type="text/css" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css">

	input {
	file {
	path => ["/var/log/suricata/eve.json"]
	sincedb_path => ["/var/lib/logstash/since.db"]
	codec => json
	type => "SuricataIDPS"
	}
	}

	filter {

	{
	"builders": [{
	"type": "virtualbox-iso",
	"guest_os_type": "RedHat_64",
	"iso_url": "[YOUR ISO PATH HERE]",
	"iso_checksum": "[YOUR ISO CHECKSUM HERE]",
	"iso_checksum_type": "sha256",
	"ssh_username": "vagrant",
	"ssh_password": "vagrant",
	"ssh_wait_timeout": "1500s",

	package main

	import (
	"io/ioutil"
	"log"
	"strings"
	"net/http"
	"encoding/json"
	"fmt"
	"time"

	{
	"presets": ["es2015"],
	"plugins": ["transform-runtime"]
	}