fvdm

# Force download for certain URLs with ?force_download
set $forceDownload "";
set $filename "";

if ($request_filename ~ /([^/]+)$) {
	set $filename $1;
}

if ($request_uri ~ [\?&]force_download(=(?<filename>[^&$]+)|&|$)) {
	set $forceDownload "attachment; filename=\"$filename\"";

fvdm

#!/usr/bin/env node

/*
USAGE: cat file.json | parsejson [OPTION] [PROPERTY]

Name:         parsejson
Description:  Parse JSON text to human-readable tree with syntax coloring.
Source:       https://frankl.in/code/json-cli-parser-with-syntax-coloring
Author:       Franklin (https://github.com/fvdm)
License:      Unlicense / Public Domain

fvdm

var geo = require ('geoip2ws') ('userId', 'licenseKey');

// console.log is limited to only 3 levels
function output (err, data) {
  console.dir (err || data, {depth: 10});
}

// Lookup Google
geo ('insights', '173.194.65.100', output);

fvdm

var bol = require ('bolcom') ('apikey');

// Find something
bol.catalog.search ({ q: 'node.js' }, function (err, data) {
  if (err) {
    console.log ('Search failed');
    console.log (err);
  } else {
    for (var i = 0; i < data.products.length; i++) {
      var product = data.products [i];

fvdm

function busy (ms) {
  var arr = '|/―\\', i = 0;
  setInterval (function() {
    i = !arr[i] ? 0 : i;
    process.stdout.write ('\r' + arr[i] + ' ');
    i++;
  }, ms);
}

busy (90);

fvdm

#!/bin/sh
vn="/usr/bin/vnstat -i eth0 -s"
echo
$vn | head -n 2 | tail -n 1 # header
$vn | tail -n 2 | head -n 1 # today
$vn | head -n 5 | tail -n 1 # month

fvdm

// Add pre-exit script
process.on ('exit', code => {
  console.log (`Whoa! Exit code ${code}, cleaning up...`);
  // i.e. close database
});

// Add another for fun
process.on ('exit', code => {
  if (code > 0) {
    console.log ('Hmm something went wrong');

fvdm

#!/bin/sh
if [ "$1" == "-h" ]; then
  echo "Colorful Homebrew update script"
  echo
  echo "USAGE: update [-y]"
  echo
  echo "   -y  skip questions"
  echo "   -h  display this help"
  echo
  exit 0

fvdm

// Convert bytes to string '123.6 KiB', MiB, etc.
// var bytes = 8765432
// var human = bytes.humanBytes( 2 )
// 8.36 MiB
Number.prototype.humanBytes = function( decimals ) {
  var units = ['KiB', 'MiB', 'GiB', 'TiB', 'PiB', 'EiB', 'ZiB', 'YiB'];
  var unit = 'B';
  var bytes = this.valueOf();
  var dec = decimals ? Math.pow( 10, decimals ) : 1;
  var i = 0;

fvdm

// Object.forEach( function( value, key, index ) {} )
Object.prototype.forEach = function( cb ) {
  var keys = Object.keys(this);
  for( var i = 0; i < keys.length; i++ ) {
    var key = keys[i];
    cb( this[key], key, i );
  }
}