shamil

How to mount a qcow2 disk image

This is a quick guide to mounting a qcow2 disk images on your host server. This is useful to reset passwords, edit files, or recover something without the virtual machine running.

Step 1 - Enable NBD on the Host

modprobe nbd max_part=8

spalladino

# Backup
docker exec CONTAINER /usr/bin/mysqldump -u root --password=root DATABASE > backup.sql

# Restore
cat backup.sql | docker exec -i CONTAINER /usr/bin/mysql -u root --password=root DATABASE

KarthikNayak

https://wiki.archlinux.org/index.php/beginners'_guide

What I wanted:

1. LVM
2. UEFI/GPT

###Connect to Wifi

wifi-menu -o 

StefanoBelli

[Unit]
Description=Disable GPE6F interrupts

[Service]
Type=oneshot
ExecStart=/bin/bash -c "echo disable > /sys/firmware/acpi/interrupts/gpe6F"

[Install]
WantedBy=multi-user.target

varhub

Android - Enable ADB from recovery

Credits to @TheOnlyAnil-@Firelord[^stackoverflow]

• Requirements: a) stock recovery + rooted phone b) custom recovery

• Files changed:

al3xtjames

DefinitionBlock ("", "SSDT", 1, "APPLE ", "Debug", 0x00001000)
{
    /*
     * Many OEM ACPI implementations have a ADBG function which is used for
     * debug logging. In almost all cases, this function calls MDBG, which is
     * supposed to be defined in a ACPI debug SSDT (but is usually missing).
     * This should make ADBG functional.
     */
    Method (MDBG, 1, NotSerialized)
    {

mcastelino

How to use VFIO to assign a device to nested VM

• Here the vfio-pci device is passed in into the L1 VM
• The L1 VM is setup with kernel_irqchip=split
• The L0 exposes a virtual IOMMU to the L1 VM

qemu-system-x86_64 \
    -machine q35,accel=kvm,kernel_irqchip=split \
    -enable-kvm \

Kautenja

Compress

tar cf - <files> -P | pv -s $(du -sb <files> | awk '{print $1}') | gzip > <some .tar.gz file>

where:

• `` is the root-mounted (i.e. starts with /) path to the files

pjobson

OpenWRT on x86_64

This is a very brief tutorial on getting OpenWRT installed on a regular computer, it assumes you know your way around Linux. If you find this and need additional details, please like, subscribe, and comm... oh wait this isn't youtube, just comment.

Updated: Current version is 22.03.5, this was originally written for 18.6.x in 2019.

What You'll Need

• 1 USB Stick
• Linux Live ISO

lac5

// ==UserScript==
// @name         YouTube - Anti-Anti-AFK
// @namespace    larryc5
// @version      1.0
// @description  Stops YouTube from automatically pausing the video.
// @author       Larry Costigan
// @include      /^https?:\/\/(?:[^\/?#]*\.)?youtube.com\/.*$/
// @downloadURL  https://gist.githubusercontent.com/larryc5/95c3ae2abbd37b35e2a35ac2c49d9996/raw/youtube-anti-anti-afk.user.js
// @updateURL    https://gist.githubusercontent.com/larryc5/95c3ae2abbd37b35e2a35ac2c49d9996/raw/youtube-anti-anti-afk.meta.js
// ==/UserScript==