rgbkrk

rgbkrk

rgbkrk

rgbkrk

#!/usr/bin/env bash

# HubCrypt
# ========
#
# Decrypt a file encrypted using hubencrypt (ok, it's just openssl + rsautl +
# your SSH keys). It needs the private key that matches your last public key
# listed at github.com/<user>.keys
#

rgbkrk

##
## NOTE: This script is a walkthrough and may not work if run directly.
##
## If downloaded to run, make sure to set 
##
## Set-ExecutionPolicy RemoteSigned
##

# Create a downloader via .NET
$notwget = New-Object System.Net.WebClient

rgbkrk

Lodash has a sweet feature called a mixin that lets you alias function names. Below here I alias names that we're used to using in SQL to (roughly) equivalent functions in lodash.

_.mixin({
  select: _.map,
  from: _.chain,
  where: _.filter,
  groupBy: _.sortByOrder,
})

rgbkrk

DROP TABLE IF EXISTS baby_names;
CREATE TEMPORARY TABLE baby_names( name TEXT, rank INTEGER );

-- From most popular baby names of 2020 according to the Social Security Administration
-- https://www.ssa.gov/oact/babynames/
INSERT INTO baby_names ('name', 'rank') VALUES ('Liam', 1);
INSERT INTO baby_names ('name', 'rank') VALUES ('Olivia', 1);
INSERT INTO baby_names ('name', 'rank') VALUES ('Noah', 2);
INSERT INTO baby_names ('name', 'rank') VALUES ('Emma', 2);
INSERT INTO baby_names ('name', 'rank') VALUES ('Oliver', 3);

rgbkrk

rgbkrk

Background

System:

• Debian, running on Amazong
• /root is backed by NFS (Amazon's EFS)

Launch jupyter console --kernel python3 in one terminal, then pstree in another.

rgbkrk

Jupyter Kernels and Node

This is a (lightly) annotated run through of launching a jupyter kernel, sending some messages, and cleaning it up.

git clone https://gist.github.com/3239c1547b53c97cc648d5abb3cbe3e0.git kernely
cd kernely
npm install
node index.js