detj

# find the bundle identifier of Numbers app
codesign -dv /Applications/Numbers.app/

# explanation of the flags used
#
# -d, --display     Display information about the code at the path(s) given.
# -v, --verify      Requests verification of code signatures

# one line to directly extract the bundle identifier using [rg](https://github.com/BurntSushi/ripgrep)
codesign -dv /Applications/Numbers.app/ 2>&1 | rg '^Identifier=' --replace ""

detj

function getElements({ sort = true } = {}) {
  let elems = Array.from(document.getElementsByTagName("*")).map(
    (e) => e.localName
  );

  let map = new Map();

  for (let elem of elems) {
    if (!map.has(elem)) {
      map.set(elem, 1);

detj

const source  = { a: 1, b: 2, c: 3 }
const toRemove = "c"

const { [toRemove]: toRemove, ...rest } = source

// rest will be { a: 1, b: 2 }
// source remains { a: 1, b: 2, c: 3}

detj

const http = require("http");
const express = require("express");
const app = express();

const HOST = "localhost";
const PORT = 4000;
const PROXY_PORT = 8080;

setupProxy();

detj

security find-generic-password -ga "SSID"

detj

# grab 10 lines before & after the pattern
# make sure escape sequences are reained so it looks pretty (that's what the -r flag is for in less)
grep -B 10 -A 10 "error" file.log | less -r

detj

...

app.use(function(req, res, next){
  if (app.get('graceful_shutdown') === true) {
    res.set('Connection', 'close');
  }
  next();
});

app.set('graceful_shutdown_start', function() {

detj

#Allow access to all User-agents:
location /robots.txt {return 200 "User-agent: *\nDisallow:\n";}

#Disallow access to every User-agent:
location /robots.txt {return 200 "User-agent: *\nDisallow: /\n";}

detj

openssl dhparam -out dhparam.pem 4096

detj

#!/bin/bash

# Replace hostname
HOSTNAME=[HOSTNAME HERE]

docker run --detach \
    --hostname $HOSTNAME \
    --publish 443:443 --publish 80:80 --publish 22:22 --publish 9418:9418 \
    --name gitlab \
    --restart always \