Jeff Preshing preshing

preshing / gist:6663087

Created September 22, 2013 19:43

The example from http://preshing.com/20130922/acquire-and-release-fences, rewritten using Mintomic.

preshing / list_modifications.py

Last active January 21, 2016 04:44

List the contents of folders recursively, sorted by modification time.

	#! /usr/bin/env python
	# License: http://creativecommons.org/publicdomain/zero/1.0/
	# See http://preshing.com/20130115/view-your-filesystem-history-using-python
	import optparse
	import os
	import fnmatch
	import time

	# Parse options
	parser = optparse.OptionParser(usage='Usage: %prog [options] path [path2 ...]')

preshing / rsu.cpp

Created December 24, 2012 04:07

A C++ source file to test the RandomSequenceOfUnique random number generator using TestU01's SmallCrush test suite.

preshing / validate.py

Created November 5, 2012 02:54

Python script to help validate 1MB Sorter

	from subprocess import *
	import time

	def validate(sequence):
	start = time.clock()
	sorter = Popen('sort1mb.exe', stdin=PIPE, stdout=PIPE, stderr=PIPE)
	for value in sequence:
	sorter.stdin.write('%08d\n' % value)
	sorter.stdin.close()
	result = [int(line) for line in sorter.stdout]

preshing / sort1mb.cpp

Created November 5, 2012 02:52

Sort one million 8-digit numbers in 1MB RAM, with statistics

preshing / sort1mb.cpp

Created October 25, 2012 11:28

Sort one million 8-digit numbers in 1MB RAM