Skip to content

Instantly share code, notes, and snippets.

View afterdesign's full-sized avatar
🏠
Working from home

Rafał Malinowski afterdesign

🏠
Working from home
View GitHub Profile
@brandonb927
brandonb927 / osx-for-hackers.sh
Last active May 2, 2024 03:13
OSX for Hackers: Yosemite/El Capitan Edition. This script tries not to be *too* opinionated and any major changes to your system require a prompt. You've been warned.
#!/bin/sh
###
# SOME COMMANDS WILL NOT WORK ON macOS (Sierra or newer)
# For Sierra or newer, see https://github.com/mathiasbynens/dotfiles/blob/master/.macos
###
# Alot of these configs have been taken from the various places
# on the web, most from here
# https://github.com/mathiasbynens/dotfiles/blob/5b3c8418ed42d93af2e647dc9d122f25cc034871/.osx
@endolith
endolith / Has weird right-to-left characters.txt
Last active April 30, 2024 12:48
Unicode kaomoji smileys emoticons emoji
ּ_בּ
בּ_בּ
טּ_טּ
כּ‗כּ
לּ_לּ
מּ_מּ
סּ_סּ
תּ_תּ
٩(×̯×)۶
٩(̾●̮̮̃̾•̃̾)۶
@shortjared
shortjared / list.txt
Last active April 28, 2024 07:20
List of AWS Service Principals
a4b.amazonaws.com
access-analyzer.amazonaws.com
account.amazonaws.com
acm-pca.amazonaws.com
acm.amazonaws.com
airflow-env.amazonaws.com
airflow.amazonaws.com
alexa-appkit.amazon.com
alexa-connectedhome.amazon.com
amazonmq.amazonaws.com
@ageis
ageis / systemd_service_hardening.md
Last active April 27, 2024 09:46
Options for hardening systemd service units

security and hardening options for systemd service units

A common and reliable pattern in service unit files is thus:

NoNewPrivileges=yes
PrivateTmp=yes
PrivateDevices=yes
DevicePolicy=closed
ProtectSystem=strict
@ziadoz
ziadoz / awesome-php.md
Last active April 17, 2024 21:06
Awesome PHP — A curated list of amazingly awesome PHP libraries, resources and shiny things.
@yegorg
yegorg / sysctl.conf
Created September 20, 2016 09:28
ubuntu sysctl performance tuning
# Kernel sysctl configuration file for Linux
#
# Version 1.12 - 2015-09-30
# Michiel Klaver - IT Professional
# http://klaver.it/linux/ for the latest version - http://klaver.it/bsd/ for a BSD variant
#
# This file should be saved as /etc/sysctl.conf and can be activated using the command:
# sysctl -e -p /etc/sysctl.conf
#
# For binary values, 0 is disabled, 1 is enabled. See sysctl(8) and sysctl.conf(5) for more details.
@erikh
erikh / hack.sh
Created March 31, 2012 07:02 — forked from DAddYE/hack.sh
OSX For Hackers
#!/usr/bin/env sh
##
# This is script with usefull tips taken from:
# https://github.com/mathiasbynens/dotfiles/blob/master/.osx
#
# install it:
# curl -sL https://raw.github.com/gist/2108403/hack.sh | sh
#
@ursuad
ursuad / kafka-cheat-sheet.md
Last active March 14, 2024 10:32
Quick command reference for Apache Kafka

Kafka Topics

List existing topics

bin/kafka-topics.sh --zookeeper localhost:2181 --list

Describe a topic

bin/kafka-topics.sh --zookeeper localhost:2181 --describe --topic mytopic

Purge a topic

bin/kafka-topics.sh --zookeeper localhost:2181 --alter --topic mytopic --config retention.ms=1000

... wait a minute ...

@maxivak
maxivak / __readme.md
Last active February 22, 2024 11:55
Building Docker image with Packer and provisioning with Ansible

Building Docker image with Packer and provisioning with Ansible

Overview

Packer

  • Packer is used to build image from a base image, perform provisions and store (commit) the final image.

  • We use provisioners and Packer templates to do the actual work to create the final image.

  • We use Ansible for provisioning.

@miketheman
miketheman / zook_grow.md
Created July 22, 2013 21:36
Adding nodes to a ZooKeeper ensemble

Adding 2 nodes to an existing 3-node ZooKeeper ensemble without losing the Quorum

Since many deployments may start out with 3 nodes and so little is known about how to grow a cluster from 3 memebrs to 5 members without losing the existing Quorum, here is an example of how this might be achieved.

In this example, all 5 nodes will be running on the same Vagrant host for the purpose of illustration, running on distinct configurations (ports and data directories) without the actual load of clients.

YMMV. Caveat usufructuarius.

Step 1: Have a healthy 3-node ensemble