countingpine

/* tvsread.c: lists KEY chunks in video and uncompresses them to ./key1.data, ./key2.data, ... */
/* See also http://www.jerrysguide.com/tips/demystify-tvs-file-format.html, https://stackoverflow.com/a/53135938/446106 */
/* Fairly quick and dirty.  Tested with a Version 5 video from TeamViewer 13. */

/* compile with gcc -lz tvsread.c */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <zlib.h>

countingpine

[CmdletBinding()]
Param(
    [Parameter(Mandatory = $true)][string]$File,
    [Parameter()][int]$Quality = 50
)
Add-Type -AssemblyName System.IO.Compression
Add-Type -AssemblyName System.Drawing
$fs = New-Object System.IO.FileStream (Resolve-Path $File), 'Open'
$zip = New-Object System.IO.Compression.ZipArchive $fs, 'Update'
$zip.Entries | ? {$_.FullName -like 'ppt/media/*.png'} | % {

countingpine

#!/bin/busybox ash
# Woven together by Curaga (2008)
# Changes made remove user interaction and allow serial console and TFTP package loading by Matthew Fearnley (2018)
. /etc/init.d/tc-functions
useBusybox

set -x
set -u

ROOTFS=core

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$pass = Read-Host "Password" -AsSecureString; $passplain = [Runtime.InteropServices.Marshal]::PtrToStringAuto([Runtime.InteropServices.Marshal]::SecureStringToBSTR($pass))

$sha1 = New-Object System.Security.Cryptography.SHA1CryptoServiceProvider
"*" + [BitConverter]::ToString($sha1.ComputeHash($sha1.ComputeHash([System.Text.Encoding]::UTF8.GetBytes($passplain)))) -replace '-'

countingpine

Foreach ($VM in Get-VM){
 Write-Output $VM.name
 Foreach ($HardDrive in $VM.HardDrives){
  $VHDPath = $HardDrive.path
  Do {
   Write-Output ("- " + $VHDPath)
   $VHDPath = (Get-VHD -Path $VHDPath).ParentPath
  } While ($VHDPath)
 }
}

countingpine

# To use: adjust as needed, place in /etc/grub.d, make executable, run 'sudo update-grub'

# Ubuntu
# https://help.ubuntu.com/community/Grub2/ISOBoot/Examples
menuentry 'Ubuntu 12.04 (64-bit)' {
  set isofile="/iso/ubuntu-12.04-desktop-amd64.iso"
  loopback loop (hd0,1)$isofile
  linux (loop)/casper/vmlinuz boot=casper iso-scan/filename=$isofile noprompt noeject keyboard-configuration/layoutcode=gb
  initrd (loop)/casper/initrd.lz
}

countingpine

#!/bin/bash
# sha256sum each (megabyte-sized) block of /dev/sda, prepend the block number
# intent is to compare two drivesum lists and then dd out the changed blocks and send them to the other drive

device=/dev/sda
bs=1048576
size=$(blockdev --getsize64 $device)
sumsfile=/tmp/sums_$(date +%s).txt
blocks=$(( ($size+$bs-1)/$bs ))

countingpine

A reverse procedure of Scale2x, as defined by https://www.scale2x.it/algorithm:

ABC
DEF
GHI

    B   B  
 D  E0  E1  F  
 D  E2  E3  F  
    H   H  

countingpine

#include "crt.bi"
function merge(c1 as ulong, c2 as ulong, w as single) as ulong
	dim as integer r1, g1, b1, r2, g2, b2
	dim as integer m = int(w * 256)
    
    assert(m >= 0 and m < 256)

	r1 = c1 shr 16 and 255: r2 = c2 shr 16 and 255
	g1 = c1 shr  8 and 255: g2 = c2 shr  8 and 255
	b1 = c1        and 255: b2 = c2        and 255

countingpine

/* Game: given four different items, try to put them in order.
With each try, a number is returned indicating how many items are in their correct position.  (As in a recent Crystal Maze game)
Challenge: find a strategy that minimises the (worst-case) number of moves needed to guess the order.
*/

#include <stdio.h>
#include <string.h>
#include <stdlib.h>

typedef unsigned char move_count;