John Mitchell johntellsall

Gist markdown examples

A collection of Markdown code and tricks that were tested to work in Gist.

This and all public gists in https://gist.github.com/ww9 are Public Domain. Do whatever you want with it including , no need to credit me.

The Sysdig Datasource Plugin for Grafana is now open-source!

zookeeper-server-start.sh - starting Zookeeper
kafka-server-start.sh - start Kafka
kafka-topics.sh - manage topics in Kafka
kafka-console-producer.sh - script for sending messages to Kafka topic
kafka-console-consumer.sh - script for consuming messages from Kafka topic
kafka-run-class.sh - script for running different tools (list of tools can be found here)

	---
	AWSTemplateFormatVersion: '2010-09-09'
	Description: Creates a Systems Manager Association with inline PowerShell.
	Resources:
	Association:
	Type: AWS::SSM::Association
	Properties:
	AssociationName: AssociationName
	Name: AWS-RunPowerShellScript
	Parameters:

	#include <stdio.h>

	#define SQ(x) (x)*(x)

	#define M0(x,y) SQ(x)+SQ(y)<4?0:0xe0
	#define M1(x,y,x0,y0) (SQ(x)+SQ(y)<4)?M0(SQ(x)-SQ(y)+(x0),2(x)(y)+(y0)):0xc0
	#define M2(x,y,x0,y0) (SQ(x)+SQ(y)<4)?M1(SQ(x)-SQ(y)+(x0),2(x)(y)+(y0),x0,y0):0xa0
	#define M3(x,y,x0,y0) (SQ(x)+SQ(y)<4)?M2(SQ(x)-SQ(y)+(x0),2(x)(y)+(y0),x0,y0):0x80
	#define M4(x,y,x0,y0) (SQ(x)+SQ(y)<4)?M3(SQ(x)-SQ(y)+(x0),2(x)(y)+(y0),x0,y0):0x60
	#define M5(x,y,x0,y0) (SQ(x)+SQ(y)<4)?M4(SQ(x)-SQ(y)+(x0),2(x)(y)+(y0),x0,y0):0x40

	Reverting changes to develop or master (Rolling Forward).
	To revert a merge to develop (e.g. a pull request), generate a commit that is the reverse of the pull request merge

	git revert -m 1 <sha>

	See example PR ...

	Adding back reverted changes to develop or master
	To add back reverted changes, cut a new branch and generate a patch from the original commit/merge

	""" Shows how to use flask and matplotlib together.

	Shows SVG, and png.
	The SVG is easier to style with CSS, and hook JS events to in browser.

	python3 -m venv venv
	. ./venv/bin/activate
	pip install flask matplotlib
	python flask_matplotlib.py
	"""

	#!/usr/bin/python
	# to try this you'll need to edit in the name of your ruby binary and install bcc-tools
	# bcc installation instructions are at https://github.com/iovisor/bcc/blob/master/INSTALL.md

	from __future__ import print_function
	from bcc import BPF
	from time import sleep
	import os

	# load BPF program