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dolfly / leaky_bucket.lua
Created Oct 19, 2018 — forked from florentchauveau/leaky_bucket.lua
Redis script (Lua) to implement a leaky bucket
View leaky_bucket.lua
-- Redis script to implement a leaky bucket
-- see https://medium.com/callr-techblog/rate-limiting-for-distributed-systems-with-redis-and-lua-eeea745cb260
-- (c) Florent CHAUVEAU <florent.chauveau@gmail.com>
local ts = tonumber(ARGV[1])
local cps = tonumber(ARGV[2])
local key = KEYS[1]
-- remove tokens < min (older than now() -1s)
local min = ts -1
View bucket_get.lua
-- Redis script to get the size of a token bucket
-- see https://medium.com/callr-techblog/rate-limiting-for-distributed-systems-with-redis-and-lua-eeea745cb260
-- (c) Florent CHAUVEAU <florent.chauveau@gmail.com>
local ts = tonumber(ARGV[1])
local key = KEYS[1]
-- remove tokens < min (older than now() -1s)
local min = ts -1
@dolfly
dolfly / bucket_add.lua
Created Oct 19, 2018 — forked from florentchauveau/bucket_add.lua
Redis script (Lua) to add an event to a token bucket
View bucket_add.lua
-- Redis script to add an event to a token bucket
-- see https://medium.com/callr-techblog/rate-limiting-for-distributed-systems-with-redis-and-lua-eeea745cb260
-- (c) Florent CHAUVEAU <florent.chauveau@gmail.com>
local ts = tonumber(ARGV[1])
-- set the token bucket to 1 second (rolling)
local min = ts -1
-- iterate overs keys
View HTML-tags.html
<!DOCTYPE html> <!-- HTML5 doctype 不区分大小写 -->
<html lang="zh-cmn-Hans-CN"> <!-- 更加标准的 lang 属性写法 http://zhi.hu/XyIa -->
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" /> <!-- 优先使用IE最新版本和 Chrome -->
<!-- width=device-width 会导致 iPhone 5 添加到主屏后以 WebAPP 全屏模式打开页面时出现黑边 http://bigc.at/ios-webapp-viewport-meta.orz -->
<meta name ="viewport" content ="initial-scale=1.0, maximum-scale=3, minimum-scale=1, user-scalable=no">
View crf.py
#!/usr/bin/python
# crf.py (by Graham Neubig)
# This script trains conditional random fields (CRFs)
# stdin: A corpus of WORD_POS WORD_POS WORD_POS sentences
# stdout: Feature vectors for emission and transition properties
from collections import defaultdict
from math import log, exp
import sys
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