Skip to content

Instantly share code, notes, and snippets.

View z0mbix's full-sized avatar

David Wooldridge z0mbix

View GitHub Profile
@tessro
tessro / redis-server
Created December 16, 2009 14:20
A CentOS initscript for Redis
#!/bin/sh
#
# redis - this script starts and stops the redis-server daemon
#
# chkconfig: - 85 15
# description: Redis is a persistent key-value database
# processname: redis-server
# config: /etc/redis/redis.conf
# config: /etc/sysconfig/redis
# pidfile: /var/run/redis.pid
@cpetschnig
cpetschnig / validate_ipv6.rb
Created February 4, 2010 09:19
Regular Expression Validation for IPv6 Addresses in Ruby
# Regular Expression Validation for IPv6 addresses in Ruby
#
# Inspired by (if not to say copied from): http://forums.dartware.com/viewtopic.php?t=452
# Thanks, Dartware!
IPV6_REGEX = /^\s*((([0-9A-Fa-f]{1,4}:){7}([0-9A-Fa-f]{1,4}|:))|(([0-9A-Fa-f]{1,4}:){6}(:[0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){5}(((:[0-9A-Fa-f]{1,4}){1,2})|:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){4}(((:[0-9A-Fa-f]{1,4}){1,3})|((:[0-9A-Fa-f]{1,4})?:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){3}(((:[0-9A-Fa-f]{1,4}){1,4})|((:[0-9A-Fa-f]{1,4}){0,2}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){2}(((:[0-9A-Fa-f]{1,4}){1,5})|((:[0-9A-Fa-f]{1,4}){0,3}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){1}(((:[0-9A-Fa-f]{1,4}){1,6})|((:[0-9A-Fa-f
@border
border / Makefile
Created January 12, 2011 01:36
json example in golang
include $(GOROOT)/src/Make.inc
GOFMT=gofmt -spaces=true -tabindent=false -tabwidth=4
all:
$(GC) jsontest.go
$(LD) -o jsontest.out jsontest.$O
format:
$(GOFMT) -w jsontest.go
@kossnocorp
kossnocorp / USAGE.md
Created May 13, 2011 12:26
MacVim with Drawer compile manual

Clone & Build

curl https://gist.github.com/raw/970438/caff9a09ed2d223b1123a69ede17cb19ad352af9/build.sh | sh
tshark -G|grep -i mysql|tr "\t" "\n"|grep "^mysql"|sort -u|awk 'BEGIN{ ORS=" "; print "tshark -tad -Nn port 3306"} {print "-z \"proto,colinfo,"$1","$1"\"" } END{ print "|sed -e \"s# == #:#g\" -e \"s#mysql.##g\"" }' > readmysql
chmod a+rx readmysql
./readmysql
# View all the good stuff about each packet.
var restify = require('restify');
///--- Globals
var NotAuthorizedError = restify.NotAuthorizedError;
@pkhamre
pkhamre / handlers.json
Created March 27, 2012 11:18
Sensu handlers
{
"handlers": {
"default": {
"type": "set",
"handlers": ["mailer", "json"]
},
"mailer": {
"type": "pipe",
"command": "/etc/sensu/handler/mailer.rb"
},
@NZKoz
NZKoz / aa_instructions.md
Created May 2, 2012 03:07
Back Up All Your Gmail
  • Install getmail (aptitude install getmail4)
  • Set Up Your Imap Server (tl;dr)
  • getmail
  • ruby date_based_archive.rb ~/Maildir/.Archive
@jboner
jboner / latency.txt
Last active July 29, 2024 02:23
Latency Numbers Every Programmer Should Know
Latency Comparison Numbers (~2012)
----------------------------------
L1 cache reference 0.5 ns
Branch mispredict 5 ns
L2 cache reference 7 ns 14x L1 cache
Mutex lock/unlock 25 ns
Main memory reference 100 ns 20x L2 cache, 200x L1 cache
Compress 1K bytes with Zippy 3,000 ns 3 us
Send 1K bytes over 1 Gbps network 10,000 ns 10 us
Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD
@GUI
GUI / install_vagrant_sudoers.sh
Created June 3, 2012 19:13 — forked from beddari/install_vagrant_sudoers.sh
Allow Vagrant sudo-access without password for NFS-setup (for OS X)
#!/bin/bash
# Script for placing sudoers.d files with syntax-checking
# Making a temporary file to contain the sudoers-changes to be pre-checked
TMP=$(mktemp -t vagrant_sudoers)
cat /etc/sudoers > $TMP
cat >> $TMP <<EOF
# Allow passwordless startup of Vagrant when using NFS.
Cmnd_Alias VAGRANT_EXPORTS_ADD = /usr/bin/su root -c echo '*' >> /etc/exports