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Christoph Champ christophchamp

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@fweez
fweez / ben.py
Created June 27, 2011 18:26
A Benford's law bucketizer on file sizes in a directory
#!/usr/bin/env python
import os
import subprocess
# First, build up the results file. it'll have the form:
# 110 vidioc-g-dv-preset.xml
linecount_cmd = "rm results; for i in *; do find $i -execdir wc -c '{}' \; " + \
">> results; done;"
os.system(linecount_cmd)
@michiel
michiel / cors-nginx.conf
Created July 5, 2011 10:41
Wide-open CORS config for nginx
#
# Wide-open CORS config for nginx
#
location / {
if ($request_method = 'OPTIONS') {
add_header 'Access-Control-Allow-Origin' '*';
#
@ehazlett
ehazlett / pub_med.py
Created July 25, 2011 16:27
Search PubMed with BioPython
#!/usr/bin/env python
# numpy and biopython are required -- pip install numpy biopython
from Bio import Entrez
from Bio import Medline
MAX_COUNT = 10
TERM = 'Tuberculosis'
print('Getting {0} publications containing {1}...'.format(MAX_COUNT, TERM))
@imjasonh
imjasonh / markdown.css
Last active February 12, 2024 17:18
Render Markdown as unrendered Markdown (see http://jsbin.com/huwosomawo)
* {
font-size: 12pt;
font-family: monospace;
font-weight: normal;
font-style: normal;
text-decoration: none;
color: black;
cursor: default;
}
@fntlnz
fntlnz / self-signed-certificate-with-custom-ca.md
Last active April 19, 2024 12:30
Self Signed Certificate with Custom Root CA

Create Root CA (Done once)

Create Root Key

Attention: this is the key used to sign the certificate requests, anyone holding this can sign certificates on your behalf. So keep it in a safe place!

openssl genrsa -des3 -out rootCA.key 4096
@so0k
so0k / kubectl.md
Last active April 25, 2024 12:40
Playing with kubectl output

Kubectl output options

Let's look at some basic kubectl output options.

Our intention is to list nodes (with their AWS InstanceId) and Pods (sorted by node).

We can start with:

kubectl get no
@steventhebrave
steventhebrave / make-sounds.html
Created September 25, 2017 13:19
<!DOCTYPE html>
<html>
<head><title>SOUND</title></head>
<body>
<div>Frequence: <span id="frequency"></span></div>
<script type="text/javascript">
var audioCtx = new (window.AudioContext || window.webkitAudioContext)();
var oscillatorNode = audioCtx.createOscillator();
var gainNode = audioCtx.createGain();
@ShawnHymel
ShawnHymel / GridEYE_LEDs.ino
Created May 2, 2018 20:24
Demo of the Grid-EYE IR sensor using an LED array
/**
* GridEye LED Array Demo
* Author: Shawn Hymel (SparkFun Electronics)
* Date: May 1, 2018
*
* Displays a heat map of what the GridEye sees (8x8 pixels).
*
* Required Components
* - Arduino: https://www.sparkfun.com/products/13975
* - Qwiic Shield: https://www.sparkfun.com/products/14352
@janeczku
janeczku / rancher-ha-cert-update.md
Last active April 11, 2022 16:40
rancher-ha-cert-update.md

Follow these steps to update the SSL certificate of the ingress in a Rancher High Availability installation or switch from the default self-signed to a custom certificate:

  1. Create or update the tls-rancher-ingress k8s secret resource with the new certificate and private key
  2. Create or update the tls-ca k8s secret resource with the root CA certificate (only required when using a private CA)
  3. Update Rancher installation using Helm CLI
  4. Reconfigure Rancher Agents to trust the new CA certificate

Detailed steps

1. Create/Update the certificate secret resource

@patrick0057
patrick0057 / README.md
Last active October 2, 2020 21:48
Rancher 2.x lazy ssh

lssh function

Changelog

  • 06.03.2020 - added zsh function that works for WSL
  • 04.21.2020 - updated mac os x code to work with zsh and improved instructions.
  • 01.02.2020 - added Windows Subsystem for Linux and broke out each OS into its own section for easy copy and paste
  • 12.10.2019 - added support for Rancher 1.6 tar.gz files (requires gtar on mac)
  • 12.06.2019 - made command lazier by not requiring user to paste the IP.

Description

Quick bash function to make my life easier when sshing into Rancher nodes. Make sure to update your default web browser download directory by modifying line 2 of the script. For mac: brew install findutils