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@andrei-m
andrei-m / levenshtein.js
Last active July 11, 2024 13:01
Levenshtein distance between two given strings implemented in JavaScript and usable as a Node.js module
/*
Copyright (c) 2011 Andrei Mackenzie
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
@virtualstaticvoid
virtualstaticvoid / iptables_rules.sh
Created June 14, 2011 08:58
25 Most Frequently Used Linux IPTables Rules Examples
# Modify this file accordingly for your specific requirement.
# http://www.thegeekstuff.com
# 1. Delete all existing rules
iptables -F
# 2. Set default chain policies
iptables -P INPUT DROP
iptables -P FORWARD DROP
iptables -P OUTPUT DROP
@harrylove
harrylove / gist:1230566
Created September 20, 2011 22:11
A simple wrapper function in JavaScript - more fun with closures
var truth = function() { return true; };
var relativeTruth = function() { return false; };
var assert = function(func) {
return func() == true;
};
var wrapper = function(func) {
// perform setup work here
@phpdude
phpdude / nginx.conf
Last active February 28, 2024 04:36
Nginx image filter + caching of results.
location /resize {
alias /tmp/nginx/resize;
set $width 150;
set $height 100;
set $dimens "";
if ($uri ~* "^/resize_(\d+)x(\d+)/(.*)" ) {
set $width $1;
set $height $2;
set $image_path $3;
@tmcgilchrist
tmcgilchrist / git-rebase.markdown
Created February 10, 2012 02:58
Git rebase workflow

Checkout a new working branch

 git checkout -b <branchname>

Make Changes

 git add
 git commit -m "description of changes"

Sync with remote

@wolfiestyle
wolfiestyle / Makefile
Created March 28, 2012 00:15
basic makefile for D language
# basic makefile for D language - made by darkstalker
DCC = dmd
DFLAGS = -w
LIBS =
SRC = $(wildcard *.d)
OBJ = $(SRC:.d=.o)
OUT = $(shell basename `pwd`)
.PHONY: all debug release profile clean
@MohamedAlaa
MohamedAlaa / tmux-cheatsheet.markdown
Last active July 22, 2024 17:28
tmux shortcuts & cheatsheet

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname
@eugenehp
eugenehp / reverse-ip-lookup.js
Created July 8, 2012 14:58
node.js IP reverse lookup
var dns = require('dns');
function reverseLookup(ip) {
dns.reverse(ip,function(err,domains){
if(err!=null) callback(err);
domains.forEach(function(domain){
dns.lookup(domain,function(err, address, family){
console.log(domain,'[',address,']');
console.log('reverse:',ip==address);
@turtlesoupy
turtlesoupy / nginx.conf
Created July 8, 2012 21:16
node.js upstream nginx config
http {
proxy_cache_path /var/cache/nginx levels=1:2 keys_zone=one:8m max_size=3000m inactive=600m;
proxy_temp_path /var/tmp;
include mime.types;
default_type application/octet-stream;
sendfile on;
keepalive_timeout 65;
gzip on;
gzip_comp_level 6;
@earthgecko
earthgecko / bash.generate.random.alphanumeric.string.sh
Last active July 4, 2024 17:31
shell/bash generate random alphanumeric string
#!/bin/bash
# bash generate random alphanumeric string
#
# bash generate random 32 character alphanumeric string (upper and lowercase) and
NEW_UUID=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 32 | head -n 1)
# bash generate random 32 character alphanumeric string (lowercase only)
cat /dev/urandom | tr -dc 'a-z0-9' | fold -w 32 | head -n 1