SerhoLiu

import multiprocessing
from logging.handlers import RotatingFileHandler


class SafeRotatingFileHandler(RotatingFileHandler):
    """
    多进程下 RotatingFileHandler 会出现问题
    """

    _rollover_lock = multiprocessing.Lock()

SerhoLiu

From 68bfd9b2ef2da377c65b512451dbfe60be85bc4d Mon Sep 17 00:00:00 2001
From: Serho Liu <serholiu@gmail.com>
Date: Sun, 24 May 2015 11:21:58 +0800
Subject: [PATCH] add BasicAuth

---
 app/GlobalKafkaManager.scala | 75 ++++++++++++++++++++++++++++++++++++++++++++
 conf/application.conf        |  3 ++
 2 files changed, 78 insertions(+)

SerhoLiu

#! /bin/sh
### BEGIN INIT INFO
# Provides:          supervisord
# Required-Start:    $remote_fs
# Required-Stop:     $remote_fs
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Example initscript
# Description:       This file should be used to construct scripts to be
#                    placed in /etc/init.d.

SerhoLiu

#!/usr/bin/env python
# -*- coding: utf-8 -*-
#---author:SErHo-----
#---url: https://gist.github.com/2773445

from PyQt4 import QtCore, QtGui
from time import sleep


class RockPI(QtGui.QWidget):

SerhoLiu

#!/usr/bin/env python
#-*-coding:UTF-8-*-

def f((q, r, t, k)):
    n = (3 * q + r) / t
    if (4 * q + r) / t == n:
        return (10 * q, 10 * (r - n * t), t, k, n)
    else:
        return (q * k, q * (4 * k + 2) + r * (2 * k + 1), t * (2 * k + 1), k + 1)

SerhoLiu

One-line Tree in Python

Using Python's built-in defaultdict we can easily define a tree data structure:

def tree(): return defaultdict(tree)

That's it!