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Srinath Sankar Checksum

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Doing stuff
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@alexbowe
alexbowe / nltk-intro.py
Created March 21, 2011 12:59
Demonstration of extracting key phrases with NLTK in Python
import nltk
text = """The Buddha, the Godhead, resides quite as comfortably in the circuits of a digital
computer or the gears of a cycle transmission as he does at the top of a mountain
or in the petals of a flower. To think otherwise is to demean the Buddha...which is
to demean oneself."""
# Used when tokenizing words
sentence_re = r'''(?x) # set flag to allow verbose regexps
([A-Z])(\.[A-Z])+\.? # abbreviations, e.g. U.S.A.
@nateps
nateps / gist:1172490
Created August 26, 2011 01:38
Hide the address bar in a fullscreen iPhone or Android web app
<!DOCTYPE html>
<meta charset=utf-8>
<meta name=viewport content="width=device-width, initial-scale=1, maximum-scale=1">
<meta name=apple-mobile-web-app-capable content=yes>
<meta name=apple-mobile-web-app-status-bar-style content=black>
<title>Test fullscreen</title>
<style>
html, body {
margin: 0;
padding: 0;
@pokstad
pokstad / rediswebpy.py
Created September 7, 2011 23:02
Redis session store backend for web.py
import redis
import web
SESSION = 'SESSION:'
class RedisStore(web.session.Store):
"""Store for saving a session in redis:
import rediswebpy
session = web.session.Session(app, rediswebpy.RedisStore(), initializer={'count': 0})
@carlopires
carlopires / redis_session_store.py
Created December 9, 2011 15:22
Werkzeug Redis Session Store
# -*- coding: utf-8 -*-
"""
Created on 09/11/2011
@author: Carlo Pires <carlopires@gmail.com>
"""
import tnetstring
from werkzeug.contrib.sessions import SessionStore
SESSION_TIMEOUT = 60*60*24*7 # 7 weeks in seconds
@cwholt
cwholt / Autocomplete.js
Created February 17, 2012 16:39
node.js + redis prefix trie (autocomplete)
module.exports = function(redisClient,prefix) {
var Autocomplete = {};
Autocomplete.prefix = prefix;
Autocomplete.terminal = "+";
Autocomplete.add = function(word, next) {
function add(letters, key, last, x) {
var letter = last ? Autocomplete.terminal : letters[x];
var score = last ? 0 : letter.charCodeAt(0);
@pheuter
pheuter / sc-dl.js
Created March 5, 2012 20:44
Bookmarklet that generates download link for a Soundcloud upload
(function(d) {
var dl = d.createElement('a');
dl.innerText = 'Download MP3';
dl.href = "http://media.soundcloud.com/stream/"+d.querySelector('#main-content-inner img[class=waveform]').src.match(/\.com\/(.+)\_/)[1];
dl.download = d.querySelector('em').innerText+".mp3";
d.querySelector('.primary').appendChild(dl);
dl.style.marginLeft = '10px';
dl.style.color = 'red';
dl.style.fontWeight = 700;
})(document);
@jlong
jlong / uri.js
Created April 20, 2012 13:29
URI Parsing with Javascript
var parser = document.createElement('a');
parser.href = "http://example.com:3000/pathname/?search=test#hash";
parser.protocol; // => "http:"
parser.hostname; // => "example.com"
parser.port; // => "3000"
parser.pathname; // => "/pathname/"
parser.search; // => "?search=test"
parser.hash; // => "#hash"
parser.host; // => "example.com:3000"
@baali
baali / dlAttachments.py
Created May 8, 2012 08:32
Python script to download all gmail attachments.
# Something in lines of http://stackoverflow.com/questions/348630/how-can-i-download-all-emails-with-attachments-from-gmail
# Make sure you have IMAP enabled in your gmail settings.
# Right now it won't download same file name twice even if their contents are different.
import email
import getpass, imaplib
import os
import sys
detach_dir = '.'
@rochacbruno
rochacbruno / haversine.py
Created June 6, 2012 17:43
Calculate distance between latitude longitude pairs with Python
#!/usr/bin/env python
# Haversine formula example in Python
# Author: Wayne Dyck
import math
def distance(origin, destination):
lat1, lon1 = origin
lat2, lon2 = destination
@dstroot
dstroot / install_postgresql.sh
Created June 13, 2012 00:26
Install PostgreSQL on Amazon AMI
#!/bin/bash
###############################################
# To use:
# https://raw.github.com/gist/2776351/???
# chmod 777 install_postgresql.sh
# ./install_postgresql.sh
###############################################
echo "*****************************************"
echo " Installing PostgreSQL"
echo "*****************************************"