Heiner heiner

$ wget -e robots=off -r -np 'http://example.com/folder/'

	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

	user www-data;
	worker_processes 4;

	error_log /var/log/nginx/error.log;
	pid /var/run/nginx.pid;

	events {
	worker_connections 1024;
	}

	/**
	* Copyright 2017 John Hurliman <jhurliman.org>
	*
	* Permission is hereby granted, free of charge, to any person obtaining a copy
	* of this software and associated documentation files (the "Software"), to deal
	* in the Software without restriction, including without limitation the rights
	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	* copies of the Software, and to permit persons to whom the Software is
	* furnished to do so, subject to the following conditions:
	*

	# create an account, create an app
	# @see https://apps.twitter.com/

	# retrieve the access tokens
	# @see https://dev.twitter.com/oauth/reference/post/oauth2/token

	# create the file ~/twitter_api
	nano ~/twitter_api
	Authorization: OAuth oauth_consumer_key="XXXXXX", oauth_nonce="11111111", oauth_signature="XXXXXX", oauth_signature_method="HMAC-SHA1", oauth_timestamp="1450728725", oauth_token="99999-XXXXXX", oauth_version="1.0"

	import sys, getopt

	import tensorflow as tf

	usage_str = 'python tensorflow_rename_variables.py --checkpoint_dir=path/to/dir/ ' \
	'--replace_from=substr --replace_to=substr --add_prefix=abc --dry_run'


	def rename(checkpoint_dir, replace_from, replace_to, add_prefix, dry_run):
	checkpoint = tf.train.get_checkpoint_state(checkpoint_dir)

Table of Contents

	Latency Comparison Numbers Simplified (~2012)
	---------------------------------- log2 log10
	L1 cache reference 0 0 ~ 1 ns
	Branch mispredict 3 1
	L2 cache reference 4 1
	Mutex lock/unlock 6 2
	Main memory reference 8 2
	Compress 1K bytes with Zippy 13 4
	Send 1K bytes over 1 Gbps network 14 4
	Read 4K randomly from SSD* 18 5

	import time

	from random import randrange
	from multiprocessing.pool import ThreadPool

	from tqdm import tqdm


	def func_call(position, total):
	text = 'progressbar #{position}'.format(position=position)