knbknb

#!/usr/bin/env bash
# generate SVG plot of recent activity for top 10 cryptocurrencies
# knb 2022
# Script needs curl, jq, R (tidyverse), awk, imagemagick, firefox
# and "Rio" -> https://github.com/jeroenjanssens/data-science-at-the-command-line/blob/master/tools/Rio

#infile=cryptocur_top10.json
infile=$(mktemp /tmp/cryptocurr-$(date +"%Y-%m-%d_%T_XXXXXX"))
COINMARKETCAP_API_KEY=$([ -f ~/.env ] && cat ~/.env | grep COINMARKETCAP_API_KEY | cut -d '=' -f2)
export GDK_SCALE=3

knbknb

#!/bin/sh
# https://stackoverflow.com/questions/48100901/convert-a-string-to-a-number-using-jq
#infile=cryptocur_top10.json
infile=$(mktemp /tmp/cryptocurr-$(date +"%Y-%m-%d_%T_XXXXXX")).json

export COINMARKETCAP_API_KEY=$([ -f ~/.env ] && cat ~/.env | grep COINMARKETCAP_API_KEY | cut -d '=' -f2)

# get current top-10 data from coinmarketcap
curl -sLo "$infile" \
 -H "X-CMC_PRO_API_KEY: $COINMARKETCAP_API_KEY" \

knbknb

{
  "root": true,
  "extends": [
    "eslint:recommended",
    "plugin:import/errors",
    "plugin:import/warnings"
  ],
  "parserOptions": {
    "ecmaVersion": 7,
    "sourceType": "module"

knbknb

# Configuration file for ASUS H87-PRO
# 2014-01-21/mg

chip "nct6791-*"

label in0 "Vcore"
#  compute in0  @*2    , @/2
  set in0_min 0.75
  set in0_max 1.35

knbknb

#!/bin/bash
# noder.sh : my node repl
# load  nodejs repl with lodash preloaded
# - only for nvm users, 
# - and lodash must be installed globally
# - optional: rlwrap utility installed with e.g. apt install rlwrap
#  (if it is not installed remove rlwrap in NODE_PATH line below)
# knb 20181013
node_version=$(node -p process.versions.node);
extra_path="$HOME/.nvm/versions/node/v$node_version/lib/node_modules/";

knbknb

Run the app on the command line with: node client.js. This implicitly loads server.js.

From Samir Buna's "Advanced NodeJS" course on Pluralsight

client.js

const EventEmitter = require('events');
const readline = require('readline');

const rl = readline.createInterface({

knbknb

ex0: The arrow function: (x) => 3;

ex1: var vs let

ex2: Default-values, and gather/spread 

ex3: Destructuring

ex4: Concise properties and methods, Template Strings, Tag functions

knbknb

Personal Notes on some Nodejs related courses, npm, and Modern Javascript

"Node.js: Getting Started"; "Advanced Node.js" by Samer Buna;

"NPM Playbook" by Joe Eames;

and other courses and tutorials

Notes

knbknb

# create pretty network-diagram of tweets,
# captured with Gephi's Twitter plugin,
# exported as JSON
# knbknb 20181218
#
library(visNetwork)
library(readr)

workdir <- "/home/knut/gephi/"
# infile created with "Export as ..." Feature of Gephi Desktop App

knbknb

# create pretty network-diagram of tweets,
# captured with Gephi's Twitter plugin,
# exported as JSON
# with more sophisticated filtering
# knbknb 20181209
library(visNetwork)
library(tidyverse)

workdir        <- "/home/knut/gephi/"
# infile created with "Export as ..." Feature of Gephi Desktop App