MohamedAlaa

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

AmrMekkawy

<select name="">
	<option value="USD" selected="selected">United States Dollars</option>
	<option value="EUR">Euro</option>
	<option value="GBP">United Kingdom Pounds</option>
	<option value="DZD">Algeria Dinars</option>
	<option value="ARP">Argentina Pesos</option>
	<option value="AUD">Australia Dollars</option>
	<option value="ATS">Austria Schillings</option>
	<option value="BSD">Bahamas Dollars</option>
	<option value="BBD">Barbados Dollars</option>

eightyknots

AvReg: The Aviation RegEx Match Toolkit

General Tips

• The PCRE flavour of RegEx is used here.
• Append the i modifier to the end of the regex to make any pattern case-insensitive.

Aircraft

| Purpose | Description | RegEx | Example |

anaisbetts

// Include this at the very top of both your main and window processes, so that
// it loads as soon as possible.
//
// Why does this work? The node.js module system calls fs.realpathSync a _lot_
// to load stuff, which in turn, has to call fs.lstatSync a _lot_. While you
// generally can't cache stat() results because they change behind your back
// (i.e. another program opens a file, then you stat it, the stats change),
// caching it for a very short period of time is :ok: :gem:. These effects are
// especially apparent on Windows, where stat() is far more expensive - stat()
// calls often take more time in the perf graph than actually evaluating the

gagarine

Howto Install clamav on OSX with brew

Note: on legacy intel system the path may be /usr/local/etc/clamav instead of /opt/homebrew/etc/clamav/

$ brew install clamav
$ cd /opt/homebrew/etc/clamav/
$ cp freshclam.conf.sample freshclam.conf

mustafaturan

Sample config for 2 million web socket connection

    sysctl -w fs.file-max=12000500
    sysctl -w fs.nr_open=20000500
    # Set the maximum number of open file descriptors
    ulimit -n 20000000

    # Set the memory size for TCP with minimum, default and maximum thresholds 
 sysctl -w net.ipv4.tcp_mem='10000000 10000000 10000000'

pirate

#!/usr/bin/env python3
# Gambling Statistics Problem:
#     If you play roulette every day and quit whenever you're ahead by x amount, 
#     do you make money in the long run?
# Answer:
#     No.

import random

STARTING_BALANCE = 100000

dimitrinicolas

const speedRate = 2;
const subtitles = document.querySelector('.player-timedtext');

let observer = new MutationObserver(() => {
  document.querySelector('video').playbackRate = subtitles.textContent
    ? 1
    : speedRate;
}).observe(subtitles, { childList: true });