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eruvanos / StopWatchHolder.java
Created June 14, 2016 13:32
StopWatchHolder: Holds Spring Stopwatch as static field and extends a next() method
package de.siemering.gist;
import org.springframework.util.StopWatch;
public class SwHolder{
private static StopWatch sw = new StopWatch();
public static void start(String taskName) throws IllegalStateException {
sw.start(taskName);
@eruvanos
eruvanos / GlobalErrorController.java
Created July 15, 2016 20:01
Global errorhandler for Spring
package de.siemering.spring.controllers;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.autoconfigure.web.ErrorController;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
@Controller
@RequestMapping("${error.path:/error}")
public class GlobalErrorController implements ErrorController {
@eruvanos
eruvanos / keybase.md
Created August 29, 2016 04:57

Keybase proof

I hereby claim:

  • I am eruvanos on github.
  • I am eruvanos (https://keybase.io/eruvanos) on keybase.
  • I have a public key ASCBFe9JGaDvOfkHdQAxO0EmGrcCzQ_WvjNyUWaqAPEKrQo

To claim this, I am signing this object:

@eruvanos
eruvanos / vp
Created July 18, 2017 06:50
Virtual Pipe - Tool to show what was piped through
#!/usr/bin/env python
import time
from sys import stdin, stdout, argv
try:
from tkinter import *
except ImportError:
from Tkinter import *
@eruvanos
eruvanos / RFSniffer.cpp
Created August 22, 2017 20:48
Sonos Remote Volume Control 433 MHz
std::cout << std::flush
@eruvanos
eruvanos / template.html
Created April 23, 2018 02:12
Postcard template
<html>
<head>
<meta charset="UTF-8">
<link href="https://fonts.googleapis.com/css?family=Open+Sans" rel="stylesheet" type="text/css">
<title>Lob.com Sample 4x6 Postcard Back</title>
<style>
*, *:before, *:after {
-webkit-box-sizing: border-box;
-moz-box-sizing: border-box;
box-sizing: border-box;
@eruvanos
eruvanos / visibility.py
Created June 4, 2018 10:48
2d visibility in python (https://www.redblobgames.com/articles/visibility/)
import math
from typing import List
import arcade
class Block:
def __init__(self, x: float, y: float, r: float):
self.x = x
self.y = y
@eruvanos
eruvanos / auth.py
Created November 5, 2018 09:13
Flask BasicAuth Extension
import secrets
from typing import Union
from flask import Flask, Blueprint, Response, request
class BasicAuth:
def __init__(self, app: Union[Flask, Blueprint], username: str, password: str):
self.app = app
self.username = username
@eruvanos
eruvanos / aws_utils.sh
Last active December 10, 2018 05:11
Useful aws utils for cli
#!/usr/bin/env bash
function load_service_credentials {
service_name=$1
# Read credentials for queue
SERVICE_KEY_JSON=$(cf service-key $service_name key | grep -v "Getting")
export AWS_ACCESS_KEY_ID=$(echo ${SERVICE_KEY_JSON} | jq '.access_key' -r)
export AWS_SECRET_ACCESS_KEY=$(echo ${SERVICE_KEY_JSON} | jq '.secret_access_key' -r)
export AWS_DEFAULT_REGION=$(echo ${SERVICE_KEY_JSON} | jq '.region' -r)
export AWS_URI=$(echo ${SERVICE_KEY_JSON} | jq '.uri' -r)
@eruvanos
eruvanos / read_newrelic_license_key.sh
Last active January 25, 2019 14:24
Read NewRelic License key from VCAP_SERVICES
#!/usr/bin/env bash
# put into .profile.d/
LICENSE_KEY=$(echo $VCAP_SERVICES | jq -r '.[] | select(.[].name | contains("newrelic"))| .[0].credentials.licenseKey')
if test -z "$LICENSE_KEY"
then
echo "INFO: No New Relic service bound to app"
else
echo "INFO: New Relic service found"