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@HQJaTu
HQJaTu / ipmi-updater.py
Last active April 22, 2024 19:00
Supermicro IPMI certificate updater
#!/usr/bin/env python3
# vim: autoindent tabstop=4 shiftwidth=4 expandtab softtabstop=4 filetype=python
# This file is part of Supermicro IPMI certificate updater.
# Supermicro IPMI certificate updater is free software: you can
# redistribute it and/or modify it under the terms of the GNU General Public
# License as published by the Free Software Foundation, version 2.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
@mcastelino
mcastelino / iptables-cheatsheet.md
Last active May 2, 2024 21:27
iptables-cheatsheet

The netfilter hooks in the kernel and where they hook in the packet flow

The figure below calls out

  • The netfilter hooks
  • The order of table traversal
@sennajox
sennajox / run_fio.sh
Last active December 21, 2023 11:00
A script that runs fio test and genearates a simple result for each jobs
#!/bin/bash
if [ $# -lt 2 ]; then
echo "usage:$0 dev output_dir [iodepth]"
echo "example 1: Testing the whole block device. Attention: That will destory the filesystem on the target block device"
echo "./run_fio.sh /dev/sdb fio_test"
echo ""
echo "example 2: Testing a file, but not destory filesystem. Suppose the target device mount on /data"
echo "fallocate -l 1G /data/test.dat"
echo "./run_fio.sh /data/test.dat fio_test"
@quark-zju
quark-zju / list_cn_ip.rb
Created April 27, 2012 05:11
List allocated china ip addresses
#!/usr/bin/env ruby
# List latest china IPv4 list
require 'open-uri'
(ARGF.path == '-' ? open('http://ftp.apnic.net/apnic/stats/apnic/delegated-apnic-latest') : ARGF).lines.each do |l|
next if !l.include?('ipv4') || l.include?('*')
cc, type, start, value = l.split('|')[1, 4]
@LeaVerou
LeaVerou / dabblet.css
Created April 22, 2012 09:19 — forked from kizu/dabblet.css
Scrolling shadows by @kizmarh and @LeaVerou
/**
* Scrolling shadows by @kizmarh and @leaverou
* Only works in browsers supporting background-attachment: local; & CSS gradients
* Degrades gracefully
*/
html {
background: white;
font: 120% sans-serif;
}
@codysoyland
codysoyland / virtualenv-auto-activate.sh
Created March 25, 2012 18:34
virtualenv-auto-activate
#!/bin/bash
# virtualenv-auto-activate.sh
#
# Installation:
# Add this line to your .bashrc or .bash-profile:
#
# source /path/to/virtualenv-auto-activate.sh
#
# Go to your project folder, run "virtualenv .venv", so your project folder
# has a .venv folder at the top level, next to your version control directory.
@vybs
vybs / rhino_dust.java
Created January 17, 2012 02:15
Sample code to rendering dust template using Rhino
package com.linkedin.dust.renderer;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.io.Writer;
import org.mozilla.javascript.Context;
import org.mozilla.javascript.JavaScriptException;
@cowboy
cowboy / HEY-YOU.md
Last active April 9, 2024 15:54
jQuery Tiny Pub/Sub: A really, really, REALLY tiny pub/sub implementation for jQuery.