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slmgr -ipk M7XTQ-FN8P6-TTKYV-9D4CC-J462D
slmgr -skms kms.03k.org
slmgr -ato
slmgr -dlv

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Windows Registry Editor Version 5.00

[HKEY_CLASSES_ROOT\*\shell\Check Hash]

"SubCommands"="MACTripleDES;MD5;RIPEMD160;SHA1;SHA256;SHA384;SHA512"

"MUIVerb"="Check Hash"

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\CommandStore\shell\MACTripleDES]

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#!/bin/bash
modprobe tcp_bbr
echo "tcp_bbr" | sudo tee --append /etc/modules-load.d/modules.conf
echo "net.core.default_qdisc=fq" | sudo tee --append /etc/sysctl.conf
echo "net.ipv4.tcp_congestion_control=bbr" | sudo tee --append /etc/sysctl.conf
sysctl -p
sysctl net.ipv4.tcp_available_congestion_control
sysctl net.ipv4.tcp_congestion_control
lsmod | grep bbr

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Ruby Cheatsheet

Looping

1. .times: execute block x number of times - Ex: 5.times { puts "executed" }

If

1. execute if true statements can be added to the end of a line: puts "true" if true

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#!/usr/bin/env ruby

#CHEATSHEET_DIR = ".cheatsheets"

cheatsheet = File.open("#{CHEATSHEET_DIR}/rails_cheatsheet.txt", "r")

reader = ->line { puts line }

cheatsheet.each_line &reader

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<?xml version="1.0" encoding="utf-8"?>

<spnOverrides>
  <!-- Afghanistan -->
  <spnOverride numeric="41201"  spn="AWCC" />
  <spnOverride numeric="41240"  spn="Areeba" />
  <spnOverride numeric="41250"  spn="Etisalat" />
  <spnOverride numeric="41220"  spn="Roshan" />
  <!-- Albania -->
  <spnOverride numeric="27601"  spn="AMC" />

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<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<plist version="1.0">
    <dict>
        <key>iTunesMacVersion</key>
        <string>12.8</string>
        <key>iPodSoftwareVersions</key>
            <dict>
    <key>24</key>
        <dict>

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<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<plist version="1.0">
    <dict>
        <key>iTunesMacVersion</key>
        <string>12.8</string>
        <key>iPodSoftwareVersions</key>
            <dict>
    <key>24</key>
        <dict>

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{
   "version" : 1,
   "initialAssetCount" : 4,
   "assets" : [
      {
         "id" : "829E69BA-BB53-4841-A138-4DF0C2A74236",
         "url-1080-SDR" : "https://sylvan.apple.com/Aerials/2x/Videos/LA_A006_C008_2K_SDR_HEVC.mov",
         "url-1080-HDR" : "https://sylvan.apple.com/Aerials/2x/Videos/LA_A006_C008_2K_HDR_HEVC.mov",
         "url-4K-SDR" : "https://sylvan.apple.com/Aerials/2x/Videos/LA_A006_C008_4K_SDR_HEVC.mov",
         "url-4K-HDR" : "https://sylvan.apple.com/Aerials/2x/Videos/LA_A006_C008_4K_HDR_HEVC.mov",

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[
   {
      "id" : "73F3F654-9EC5-4876-8BF6-474E22029A49",
      "assets" : [
         {
            "url" : "http://a1.phobos.apple.com/us/r1000/000/Features/atv/AutumnResources/videos/comp_GL_G004_C010_v03_6Mbps.mov",
            "accessibilityLabel" : "Greenland",
            "type" : "video",
            "id" : "D388F00A-5A32-4431-A95C-38BF7FF7268D",
            "timeOfDay" : "day"