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import time
import socket

def wait_for_port(port, host='localhost', timeout=5.0):
    """Wait until a port starts accepting TCP connections.
    Args:
        port (int): Port number.
        host (str): Host address on which the port should exist.
        timeout (float): In seconds. How long to wait before raising errors.
    Raises:

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Signing VirtualBox Kernel Modules

These are the steps I followed enable VirtualBox on my laptop without disabling UEFI Secure Boot. They're nearly identical to the process described on [Øyvind Stegard's blog][blog], save for a few key details. The images here are borrowed from the [Systemtap UEFI Secure Boot Wiki][systemtap].

1. Install the VirtualBox package (this might be different for your platform).

   src='https://download.virtualbox.org/virtualbox/rpm/fedora/virtualbox.repo'

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Helm cheatsheet

• Helm cheatsheet
  • Get started
  • Struture
  • General Usage
  • Template
  • Hooks

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#!/usr/bin/env python
# vim: set fileencoding=utf-8
#
# USAGE:
# Back up your tmux old config, run the script and redirect stdout to your conf
# file. Example:
#
#   $ cp  ~/.tmux.conf  ~/.tmux.conf.orig
#   $ python ./tmux-migrate-options.py  ~/.tmux.conf.orig  >  ~/.tmux.conf
#