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@ishassan
ishassan / ScalaHBaseExample.scala
Last active June 8, 2023 09:08
A hello world example about connecting Scala to HBase
//CHECK ishassan/build.sbt as well
import org.apache.hadoop.hbase.client._
import org.apache.hadoop.hbase.util.Bytes
import org.apache.hadoop.hbase.{CellUtil, HBaseConfiguration, TableName}
import org.apache.hadoop.conf.Configuration
import scala.collection.JavaConverters._
object ScalaHBaseExample extends App{
def printRow(result : Result) = {
@syafiqfaiz
syafiqfaiz / how-to-copy-aws-rds-to-local.md
Last active February 21, 2024 06:00
How to copy production database on AWS RDS(postgresql) to local development database.
  1. Change your database RDS instance security group to allow your machine to access it.
    • Add your ip to the security group to acces the instance via Postgres.
  2. Make a copy of the database using pg_dump
    • $ pg_dump -h <public dns> -U <my username> -f <name of dump file .sql> <name of my database>
    • you will be asked for postgressql password.
    • a dump file(.sql) will be created
  3. Restore that dump file to your local database.
    • but you might need to drop the database and create it first
    • $ psql -U <postgresql username> -d <database name> -f <dump file that you want to restore>
  • the database is restored

Clojure is for Aristotelians

I was reading ["Clojure is for Type B Personalities"][2] and it sparked some thoughts I had about the intersection of western philosophy and programming.

One could say Mathematics is an extension of Epistemology. And all theory about computability are an extension of mathematics. I reckon how one thinks about computability and how one writes computable functions are a reflection of a person's natural epistemological tendencies. This is going to be just as unscientific as ["Clojure is for Type B Personalities"][2], but hopefully another

@cgmartin
cgmartin / check-certs.sh
Created January 17, 2016 18:00
Bash SSL Certificate Expiration Check
#!/bin/bash
TARGET="mysite.example.net";
RECIPIENT="hostmaster@mysite.example.net";
DAYS=7;
echo "checking if $TARGET expires in less than $DAYS days";
expirationdate=$(date -d "$(: | openssl s_client -connect $TARGET:443 -servername $TARGET 2>/dev/null \
| openssl x509 -text \
| grep 'Not After' \
|awk '{print $4,$5,$7}')" '+%s');
in7days=$(($(date +%s) + (86400*$DAYS)));
@Daenyth
Daenyth / debug_requests.py
Created August 27, 2015 14:35
Enable debug logging for python requests
import requests
import logging
import httplib
# Debug logging
httplib.HTTPConnection.debuglevel = 1
logging.basicConfig()
logging.getLogger().setLevel(logging.DEBUG)
req_log = logging.getLogger('requests.packages.urllib3')
req_log.setLevel(logging.DEBUG)
@karpathy
karpathy / min-char-rnn.py
Last active May 4, 2024 17:44
Minimal character-level language model with a Vanilla Recurrent Neural Network, in Python/numpy
"""
Minimal character-level Vanilla RNN model. Written by Andrej Karpathy (@karpathy)
BSD License
"""
import numpy as np
# data I/O
data = open('input.txt', 'r').read() # should be simple plain text file
chars = list(set(data))
data_size, vocab_size = len(data), len(chars)
@iMilnb
iMilnb / boto3_hands_on.md
Last active October 19, 2022 09:15
Programmatically manipulate AWS resources with boto3 - a quick hands on

boto3 quick hands-on

This documentation aims at being a quick-straight-to-the-point-hands-on AWS resources manipulation with [boto3][0].

First of all, you'll need to install [boto3][0]. Installing it along with [awscli][1] is probably a good idea as

  • [awscli][1] is boto-based
  • [awscli][1] usage is really close to boto's
@drmarshall
drmarshall / event_export.py
Created June 8, 2015 17:04
Example Mixpanel raw event export script
#! /usr/bin/env python
#
# Mixpanel, Inc. -- http://mixpanel.com/
#
# Python API client library to consume mixpanel.com analytics data.
import hashlib
import urllib
import time
try:
@swenzel
swenzel / live_plot.py
Last active September 2, 2015 10:10
Live spike raster plot for PyNEST
# DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
# Version 2, December 2004
#
# Copyright (C) 2015 Swen Wenzel <swenzel@uos.de>
#
# Everyone is permitted to copy and distribute verbatim or modified
# copies of this license document, and changing it is allowed as long
# as the name is changed.
#
# DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE