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@jboner
jboner / latency.txt
Last active May 24, 2024 12:40
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
@liamcurry
liamcurry / gist:2597326
Created May 4, 2012 19:56
Vanilla JS vs jQuery

Moving from jQuery

Events

// jQuery
$(document).ready(function() {
  // code
})
@oremj
oremj / gist:2512834
Created April 27, 2012 20:33
Example gunicorn log config
[loggers]
keys=root,gunicorn_error
[logger_root]
level=WARN
handlers=syslog
[logger_gunicorn_error]
level=INFO
handlers=syslog
@lotem
lotem / squirrel.custom.yaml
Last active May 14, 2024 13:09
【鼠鬚管】定製檔
# 適用於【鼠鬚管】0.9.13+
# 位置:~/Library/Rime/squirrel.custom.yaml
# 用法:想要哪項生效,就刪去該行行首的#字符,但注意保留用於縮進的空格
patch:
# us_keyboard_layout: true # 鍵盤選項:應用美式鍵盤佈局
# show_notifications_when: growl_is_running # 狀態通知,默認裝有Growl時顯示,也可設爲全開(always)全關(never)
# style/horizontal: true # 候選窗横向顯示
# style/inline_preedit: false # 非內嵌編碼行
# style/font_face: "儷黑 Pro" # 我喜歡的字體名稱
@ipconfiger
ipconfiger / __init__.py
Created January 5, 2012 12:48
OAuth包,实现了sina,QQ,网易,搜狐的OAuth认证
# -*- Encoding: utf-8 -*-
import base64
import binascii
import cgi
import hashlib
import hmac
import logging
import time
import urllib
import urlparse
@tsabat
tsabat / supervisor.conf
Created December 28, 2011 15:09
Sample supervisor config file
; Sample supervisor config file.
[unix_http_server]
file=/tmp/supervisor.sock ; (the path to the socket file)
;chmod=0700 ; sockef file mode (default 0700)
;chown=nobody:nogroup ; socket file uid:gid owner
;username=user ; (default is no username (open server))
;password=123 ; (default is no password (open server))
;[inet_http_server] ; inet (TCP) server disabled by default
@tomkersten
tomkersten / somehost.conf
Created October 28, 2011 20:36
Nginx config with CORS headers added globally (for application w/ Basic Auth)
upstream your-app {
# fail_timeout=0 means we always retry an upstream even if it failed
# to return a good HTTP response (in case the Unicorn master nukes a
# single worker for timing out).
server unix:/tmp/your_app.socket fail_timeout=0;
}
server {
listen 80;
@blindsey
blindsey / github_post_commit.js
Created August 27, 2011 06:17
node.js auto deploy scripts
Steps:
0. Checkout your git repo from the server (I use /var/www/carbonite)
1. Upload both of these files to the same directory on your server
2. chmod +x restart_node.sh
3. nohup node github_post_commit.js 2>&1 >> github_post_commit.log &
4. In the github admin for your repo, set a post commit hook to the url http://<your host>:8080/
5. Make a commit to your repo
6. Point a browser at http://<your host>:8080/ and you should see the commit
@yevgenko
yevgenko / .Xdefaults
Created August 24, 2011 02:58
URxvt settings with solarized theme
!-------------------------------------------------------------------------------
! Xft settings
!-------------------------------------------------------------------------------
Xft.dpi: 96
Xft.antialias: false
Xft.rgba: rgb
Xft.hinting: true
Xft.hintstyle: hintslight
@wadey
wadey / iterm2.zsh
Last active March 10, 2024 00:32
Change iTerm2 tab color when using SSH
# Usage:
# source iterm2.zsh
# iTerm2 tab color commands
# https://iterm2.com/documentation-escape-codes.html
if [[ -n "$ITERM_SESSION_ID" ]]; then
tab-color() {
echo -ne "\033]6;1;bg;red;brightness;$1\a"
echo -ne "\033]6;1;bg;green;brightness;$2\a"