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##############################################################
# How to run local multi-node Kubernetes clusters using kind #
# https://youtu.be/C0v5gJSWuSo #
##############################################################
#########
# Setup #
#########
# Install kind (https://kind.sigs.k8s.io/docs/user/quick-start/#installation)
@geerlingguy
geerlingguy / molecule-3-up.sh
Last active January 15, 2021 13:52
Molecule 3.0 update script with all the little changes I had to make.
#!/bin/bash
#
# Update things to be compatible with Molecule 3.0.
#
# This script is NOT idempotent, and should never be run again.
exit 1
export LINT_STRING="lint: |
set -e
yamllint .
@leonardofed
leonardofed / README.md
Last active November 14, 2024 13:37
A curated list of AWS resources to prepare for the AWS Certifications


A curated list of AWS resources to prepare for the AWS Certifications

A curated list of awesome AWS resources you need to prepare for the all 5 AWS Certifications. This gist will include: open source repos, blogs & blogposts, ebooks, PDF, whitepapers, video courses, free lecture, slides, sample test and many other resources.


@danieleggert
danieleggert / GPG and git on macOS.md
Last active October 27, 2024 11:07
How to set up git to use the GPG Suite

GPG and git on macOS

Setup

No need for homebrew or anything like that. Works with https://www.git-tower.com and the command line.

  1. Install https://gpgtools.org -- I'd suggest to do a customized install and deselect GPGMail.
  2. Create or import a key -- see below for https://keybase.io
  3. Run gpg --list-secret-keys and look for sec, use the key ID for the next step
  4. Configure git to use GPG -- replace the key with the one from gpg --list-secret-keys
@monkut
monkut / argparse_date_datetime_custom_types.py
Last active May 10, 2023 15:47
Custom date/datetime type validators for python's argparse module
def valid_date_type(arg_date_str):
"""custom argparse *date* type for user dates values given from the command line"""
try:
return datetime.datetime.strptime(arg_date_str, "%Y-%m-%d")
except ValueError:
msg = "Given Date ({0}) not valid! Expected format, YYYY-MM-DD!".format(arg_date_str)
raise argparse.ArgumentTypeError(msg)
def valid_datetime_type(arg_datetime_str):
"""custom argparse type for user datetime values given from the command line"""
@vasanthk
vasanthk / System Design.md
Last active November 14, 2024 11:31
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?
@jabley
jabley / allspaw.md
Last active December 26, 2017 13:36
SREcon preparation reading lists

Writing Post Mortems - John Allspaw

This talk is also known as ‘PostMortem Facilitation: Theory and Practice of "New View" Debriefings’ Background reading for attendees

@Wack0
Wack0 / gist:17c56b77a90073be81d3
Last active July 23, 2021 12:54
It's not just superfish that's the problem.
Superfish uses an SDK from Komodia to do SSL MITM. That's probably known by now.
Superfish isn't the only product to use that sdk. there's others too.
Each product that uses the Komodia SDK to MITM, has its OWN CA cert and private
key pair. Seems a lot of people think they all use the superfish cert. That is
NOT the case.
First thing I checked was komodia's own parental control software,
Keep My Family Secure. (mentioned on komodia's own website).
@getify
getify / grid.js
Last active August 29, 2015 14:15
function formatValue(x) {
var ret;
if (typeof x == "string") {
return "'" + x.replace(/\n/g,"\\n") + "'";
}
if (typeof x == "number" && x === 0 && (1/x === -Infinity)) {
return "-0";
}
if (Array.isArray(x)) {
@tamoyal
tamoyal / gist:2ea1fcdf99c819b4e07d
Last active February 13, 2020 11:24
Upgrade Postgres 9.3 to 9.4 on Ubuntu
# Be sure to save your config files. Optional but I do:
sudo cp /etc/postgresql/9.3/main/postgresql.conf ~
sudo cp /etc/postgresql/9.3/main/pg_hba.conf ~
# Package repo (for apt-get)
wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -
sudo sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt/ precise-pgdg main" >> /etc/apt/sources.list.d/postgresql.list'
# Also probably optional but I like to update sources and upgrade
sudo apt-get update