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Busier than a one-legged man in an ass-kicking contest.

Martin Schmitt mschmitt

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Busier than a one-legged man in an ass-kicking contest.
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@vasanthk
vasanthk / System Design.md
Last active April 19, 2025 20:36
System Design Cheatsheet

System Design Cheatsheet

Picking the right architecture = Picking the right battles + Managing trade-offs

Basic Steps

  1. Clarify and agree on the scope of the system
  • User cases (description of sequences of events that, taken together, lead to a system doing something useful)
    • Who is going to use it?
    • How are they going to use it?
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# addnote.py by JP Mens (September 2015), inspired by Martin Schmitt
# Usage: addnote subject "body (may be empty") [image ...]
# Adds a Notes.app (OSX and iOS) compatible message to the "Notes"
# IMAP folder. The IMAP store is configured from a file called
# `creds':
#
# [imap]
# hostname =
@teos0009
teos0009 / ds18b20-nodemcu-v1.0-esp8266-arduino-ide.cpp
Last active November 25, 2019 19:03
DS18B20 nodeMCU v1.0 with ESP8266 arduino IDE stream data to thingspeak
//nodeMCU v1.0 (black) with Arduino IDE
//stream temperature data DS18B20 with 1wire on ESP8266 ESP12-E (nodeMCU v1.0)
//shin-ajaran.blogspot.com
//nodemcu pinout https://github.com/esp8266/Arduino/issues/584
#include <ESP8266WiFi.h>
#include <OneWire.h>
#include <DallasTemperature.h>
//Def
#define myPeriodic 15 //in sec | Thingspeak pub is 15sec
@corny
corny / id3_remove_private_frames.rb
Last active January 1, 2016 06:49
A small Ruby script to remove private frames (PRIV) from ID3 tagged MP3 files.
#!/usr/bin/env ruby
#
# Requirements (Ubuntu 14.04):
# apt-get install libid3-3.8.3-dev
# gem install id3lib
#
# Usage:
# ./id3_remove_private_frames.rb file1.mp3 file2.mp3 ...
#
@AlD
AlD / rrd-32-to-64-bits.sh
Last active December 16, 2023 18:13
Fix „ERROR: This RRD was created on another architecture“ on Debian
debootstrap --arch=i386 --include=rrdtool stable /tmp/rrdtool-i386 &&
mount --bind /var /tmp/rrdtool-i386/var &&
find /var -mount -type f -name \*.rrd |
while read rrd; do
td=$(mktemp -d)
linux32 chroot /tmp/rrdtool-i386 rrdtool dump "$rrd" > $td/xml &&
rrdtool restore $td/xml $td/rrd &&
cp $td/rrd "$rrd"
rm $td/{xml,rrd}
rmdir $td
@martinrusev
martinrusev / imap-search
Last active March 24, 2025 11:02
IMAP Search criteria