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@jlecour
jlecour / post_to_slack.rb
Last active May 22, 2022 17:43
How to post alerts from Monit to Slack
# encoding: UTF-8
require 'optparse'
require 'net/http'
require 'json'
def parse_options(argv)
opts = {}
@parser = OptionParser.new do |o|
@hausen
hausen / gist:9501041
Last active August 29, 2015 13:57
"Fixing" xkcd 1340 (or making the most redonkulous clock ever)

"Fixing" xkcd 1340 (or making the most redonkulous clock ever)

Update: feeling adventurous? Clone or fork the xkcd clock! If you just want to see it in action or get a glimpse of how it works, keep reading.

Problem

The date in [xkcd's comic number 1340][1] [does not change][2].

@fnichol
fnichol / README.md
Last active August 6, 2022 20:29
Testing on Mac Platforms with Test Kitchen

Testing Mac Platforms with Test Kitchen

We'll assume an OS X Mavericks (10.9) box here.

Requirements

You'll need:

  • Vagrant
  • Vagrant's VMware Fusion provider
@ejdyksen
ejdyksen / patch-edid.md
Last active March 24, 2026 02:51
A script to fix EDID problems on external monitors in macOS

patch-edid.rb

A script to fix EDID problems on external monitors in macOS.

Instructions

  1. Connect only the problem display.

  2. Create this directory structure (if it doesn't already exist):

@debasishg
debasishg / gist:8172796
Last active March 23, 2026 03:02
A collection of links for streaming algorithms and data structures

General Background and Overview

  1. Probabilistic Data Structures for Web Analytics and Data Mining : A great overview of the space of probabilistic data structures and how they are used in approximation algorithm implementation.
  2. Models and Issues in Data Stream Systems
  3. Philippe Flajolet’s contribution to streaming algorithms : A presentation by Jérémie Lumbroso that visits some of the hostorical perspectives and how it all began with Flajolet
  4. Approximate Frequency Counts over Data Streams by Gurmeet Singh Manku & Rajeev Motwani : One of the early papers on the subject.
  5. [Methods for Finding Frequent Items in Data Streams](http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.187.9800&rep=rep1&t
@kixorz
kixorz / aws_iam_policy.json
Last active April 11, 2022 10:32
Update Route53 DNS records from your EC2 instance using this simple Ruby script. You can call it from rc.local after setting your hostname locally. First parameter is the desired <hostname>.<domain> Domain and other parameters are hardcoded. This script is useful for handling internal DNS changes in your systems after instance changes. Attached …
{
"Statement": [
{
"Action": [
"route53:ChangeResourceRecordSets",
"route53:GetHostedZone",
"route53:ListResourceRecordSets"
],
"Effect": "Allow",
"Resource": [
@jsl
jsl / clj-yaml-test.clj
Last active December 12, 2015 02:29
clj-yaml deserializes into arbitrary data types
;; Clojure library clj-yaml deserializes into arbitrary Java classes
user=> (require '[clj-yaml.core :as yaml])
nil
user=> (yaml/parse-string "!!java.io.File")
#<File >
@mv
mv / aws.sh
Created November 30, 2012 19:04
AWS Command Line Tools: using MacOS and brew
#!/bin/bash
#
# using ec2 tools
#
# Marcus Vinicius Fereira ferreira.mv[ at ].gmail.com
# 2011-11
###
### programs
@joho
joho / gist:3735740
Created September 17, 2012 05:40 — forked from rafaelss/gist:3700977
PostgreSQL 9.2 upgrade steps
Steps to install and run PostgreSQL 9.2 using Homebrew (Mac OS X)
(if you aren't using version 9.1.5, change line 6 with the correct version)
1. launchctl unload -w ~/Library/LaunchAgents/homebrew.mxcl.postgresql.plist
2. mv /usr/local/var/postgres /usr/local/var/postgres91
3. brew update
4. brew upgrade postgresql
5. initdb /usr/local/var/postgres -E utf8
6. pg_upgrade -b /usr/local/Cellar/postgresql/9.1.5/bin -B /usr/local/Cellar/postgresql/9.2.0/bin -d /usr/local/var/postgres91 -D /usr/local/var/postgres
7. cp /usr/local/Cellar/postgresql/9.2.0/homebrew.mxcl.postgresql.plist ~/Library/LaunchAgents/
@piscisaureus
piscisaureus / pr.md
Created August 13, 2012 16:12
Checkout github pull requests locally

Locate the section for your github remote in the .git/config file. It looks like this:

[remote "origin"]
	fetch = +refs/heads/*:refs/remotes/origin/*
	url = [email protected]:joyent/node.git

Now add the line fetch = +refs/pull/*/head:refs/remotes/origin/pr/* to this section. Obviously, change the github url to match your project's URL. It ends up looking like this: