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@hugorodgerbrown
hugorodgerbrown / trello-comments.py
Created September 21, 2012 11:16
Fetch latest comments from a Trello board
import datetime
import requests
BOARD_ID = '505a39b96cd440be5a3ba732'
DATE_FORMAT = '%Y-%m-%dT%H:%M:%S.%fz'
# trello api bits - get your own - https://trello.com/1/appKey/generate
API_KEY = '0e62df80c39cd97ef936c405d83b0a23'
API_TOKEN = '45ba8a4f47f4f2290695890464380024ef6852b9fed96dc620dea343bee79ba2'
@hellerbarde
hellerbarde / latency.markdown
Created May 31, 2012 13:16 — forked from jboner/latency.txt
Latency numbers every programmer should know

Latency numbers every programmer should know

L1 cache reference ......................... 0.5 ns
Branch mispredict ............................ 5 ns
L2 cache reference ........................... 7 ns
Mutex lock/unlock ........................... 25 ns
Main memory reference ...................... 100 ns             
Compress 1K bytes with Zippy ............. 3,000 ns  =   3 µs
Send 2K bytes over 1 Gbps network ....... 20,000 ns  =  20 µs
SSD random read ........................ 150,000 ns  = 150 µs

Read 1 MB sequentially from memory ..... 250,000 ns = 250 µs