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@nicolashery
nicolashery / elasticsearch.md
Last active December 30, 2023 19:03
Elasticsearch: updating the mappings and settings of an existing index

Elasticsearch: updating the mappings and settings of an existing index

Note: This was written using elasticsearch 0.9.

Elasticsearch will automatically create an index (with basic settings and mappings) for you if you post a first document:

$ curl -X POST 'http://localhost:9200/thegame/weapons/1' -d \
'{
  "_id": 1,
@kastnerkyle
kastnerkyle / gmmhmm.py
Last active March 9, 2023 06:14
GMM-HMM (Hidden markov model with Gaussian mixture emissions) implementation for speech recognition and other uses
# (C) Kyle Kastner, June 2014
# License: BSD 3 clause
import scipy.stats as st
import numpy as np
class gmmhmm:
#This class converted with modifications from https://code.google.com/p/hmm-speech-recognition/source/browse/Word.m
def __init__(self, n_states):
self.n_states = n_states
@thehesiod
thehesiod / async_worker_pool.py
Last active June 30, 2023 11:01
Asynchronous Worker Pool, allows for limiting number of concurrent tasks
import asyncio
from datetime import datetime, timezone
import os
def utc_now():
# utcnow returns a naive datetime, so we have to set the timezone manually <sigh>
return datetime.utcnow().replace(tzinfo=timezone.utc)
class Terminator:
pass