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@jboner
jboner / latency.txt
Last active June 29, 2024 19:54
Latency Numbers Every Programmer Should Know
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
@mbostock
mbostock / .block
Last active March 2, 2024 12:15
Arc Tween
license: gpl-3.0
@thewheat
thewheat / views.py
Last active April 9, 2019 08:13
Process Intercom's Webhook with Django
# Don't forget to modify urls.py accordingly to allow routing to the function
# url(r'', views.index)
from django.views.decorators.csrf import csrf_exempt
import hashlib
import hmac
from django.http import HttpResponse
@jybaek
jybaek / conda.sh
Created June 11, 2019 00:52
conda bash_completion
#!bash
_conda()
{
local cur prev
COMPREPLY=()
cur="${COMP_WORDS[COMP_CWORD]}"
prev="${COMP_WORDS[COMP_CWORD-1]}"
opt="activate deactivate"