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<html> | |
<head><title>More speed tests</title></head> | |
<body> | |
<h1>More speed tests</h1> | |
<div id="main"></div> | |
<script> | |
/* | |
<ul> | |
{% for item in items %} | |
<li>item: {{ item }}</li> |
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<html> | |
<head> | |
<title>Test speed of various methods of building DOM</title> | |
</head> | |
<body> | |
Test speed of various methods of building DOM | |
</body> | |
<script> |
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b66bbc41ce52efe667af0ba47a6098216b758236 | |
diff --git a/Include/opcode.h b/Include/opcode.h | |
index 99c3b0ef81..dceedc662a 100644 | |
--- a/Include/opcode.h | |
+++ b/Include/opcode.h | |
@@ -12,6 +12,8 @@ extern "C" { | |
#define ROT_THREE 3 | |
#define DUP_TOP 4 | |
#define DUP_TOP_TWO 5 | |
+#define COMPARE_IS_NONE 6 |
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"""Efficient sliding-window sorting of time-series data in CSV file. | |
Demo for http://stackoverflow.com/a/42398981/68707 | |
Tested on Python 3.5. | |
""" | |
import collections | |
import csv | |
import datetime |
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"""Test how many threads we can run at once.""" | |
import itertools | |
import threading | |
import time | |
import sys | |
import requests | |
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"""Calculate the average number of moves in a snakes and ladders game. | |
Because as a parent one gets roped into these board (boring?) games | |
every so often, and I wanted to calculate the average duration of a | |
snakes and ladders game. Turns out it's about 36 moves (though | |
admittedly that's for a single-player game). :-) | |
> python snakes_and_ladders.py | |
Played 10000 rounds, averaged 36.0559 moves, max 324 moves, took 0.508s | |
""" |
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"""Calculate the probability of generating a duplicate random number after | |
generating "n" random numbers in the range "d". | |
Usage: python birthday_probability.py n [d=365] | |
Each value can either be an integer directly, or in the format "2**x", where | |
x is the number of bits in the value. | |
For example, to calculate the probability that two people will have the same | |
birthday in a room with 23 people: |
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"""An atomic, thread-safe incrementing counter.""" | |
import threading | |
class AtomicCounter: | |
"""An atomic, thread-safe incrementing counter. | |
>>> counter = AtomicCounter() | |
>>> counter.increment() |
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"""Function to generate a random string (key) of length chars.""" | |
import binascii | |
import os | |
def generate_key(length=40, get_bytes=os.urandom): | |
"""Return a randomly-generated key of length chars. | |
>>> len(generate_key()) |
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"""Print most frequent N-grams in given file. | |
Usage: python ngrams.py filename | |
Problem description: Build a tool which receives a corpus of text, | |
analyses it and reports the top 10 most frequent bigrams, trigrams, | |
four-grams (i.e. most frequently occurring two, three and four word | |
consecutive combinations). | |
NOTES |