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@CodeBrauer
CodeBrauer / mount-image-qcow2-from-kvm-on-macos.md
Last active April 13, 2026 05:50
Mount image (qcow2) from KVM on macOS - fastest way? / Convert qcow2 to access files (EXT4 partition)

If you haven't installed any FUSE yet:

brew tap homebrew/fuse
brew install Caskroom/cask/osxfuse
  1. brew install qemu ext4fuse
  2. qemu-img convert -p -O vmdk snapshot.qcow2 system.vmdk This will take some time...
  3. Download and register for a free licence of VMDK Mounter for Mac® OS X and install it.
  4. Reboot your macOS device.
#!/usr/bin/env python
# Linux usage: ./extract_tampermonkey_script.py "/home/<USER>/.config/<BROWSER>/Default/Local Extension Settings/<EXTENSION_ID>"
# i.e.: ./extract_tampermonkey_script.py "/home/foo/.config/google-chrome-beta/Default/Local Extension Settings/gcalenpjmijncebpfijmoaglllgpjagf"
# Mac usage: ./extract_tampermonkey_script.py "/Users/<USER>/Library/Application Support/Google/Chrome/Default/Local Extension Settings/<EXTENSION_ID>/"
# i.e.: ./extract_tampermonkey_script.py "/Users/foo/Library/Application Support/Google/Chrome/Default/Local Extension Settings/dhdgffkkebhmkfjojejmpbldmpobfkfo/"
import leveldb
import sys
import re
@barbietunnie
barbietunnie / udemy-courses-download-using-cookies.md
Last active May 4, 2026 20:31
Downloading Udemy videos with youtube-dl

How to download your Udemy course videos using youtube-dl

$ youtube-dl --list-extractors | grep udemy

Steps

  1. Get link to the course to download. e.g. https://www.udemy.com/course-name/
  2. Login into udemy website, save the cookie from chrome using Chrome (Cookie.txt)[1] export extension. Save it to file udemy-cookies.txt
  3. Get the link of the video that you want to download. usually in format. Use the command provided below where you have to replace the {course_link} and {path_to_cookies_file} with respective paths.
$ youtube-dl {course_link} --cookies {path_to_cookies_file}
@dmitrykustov
dmitrykustov / upgrade-postgres-9.4-to-9.6.md
Last active September 7, 2025 14:21 — forked from dideler/upgrade-postgres-9.3-to-9.4.md
Upgrading PostgreSQL from 9.4 to 9.6 on Debian Jessie

To use the most modern version of Postgres software we need to add postgresql repository. Edit /etc/apt/sources.list or create /etc/apt/sources.list.d/pgdg.list and add there a line: deb http://apt.postgresql.org/pub/repos/apt/ jessie-pgdg main Then import the repository signing key, and update the package lists:

wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -
sudo apt-get update

Install a new version of PostgreSQL server.

Once the Debian upgrade finished, I used dpkg-query -l postgresql* to check which versions of postgres I have installed.

@mikoim
mikoim / README.md
Last active October 2, 2025 02:55
[Updated! Aug 14 2020] YouTube recommended encoding settings on ffmpeg (+ libx264)

Parameters

Container: MP4

Parameter YouTube recommends setting
-movflags faststart moov atom at the front of the file (Fast Start)

Video codec: H.264

@subfuzion
subfuzion / README.md
Last active April 25, 2025 18:23
vim/neovim configuration

I recently switched over to neovim (see my screenshots at the bottom). Below is my updated config file.

It's currently synchronized with my .vimrc config except for a block of neovim-specific terminal key mappings.

This is still a work in progress (everyone's own config is always a labor of love), but I'm already extremely pleased with how well this is working for me with neovim. While terminal mode isn't enough to make me stop using tmux, it is quite good and I like having it since it simplifies my documentation workflow for yanking terminal output to paste in a markdown buffer.

These days I primarily develop in Go. I'm super thrilled and grateful for fatih/vim-go,

@leximayfield
leximayfield / retroarch.md
Last active May 4, 2025 05:38
Setting up RetroArch on a Raspberry Pi

Setting up RetroArch on a Raspberry Pi

I just put the finishing touches on my Raspberry Pi 3 emulation machine running RetroArch. I was not a huge fan of RetroPie due to the reliance on Emulation Station - more moving parts meant that there were more things that could potentially break. I just wanted something that would run raw RetroArch, no frills.

This tutorial is mostly recreated from memory and was most recently tested with a Raspberry Pi 3 running Raspbian Stretch and RetroArch 1.7.7. If there is a mistake or a broken link, PLEASE message me and I will fix it.

Step 1: Install Raspbian

I used Raspbian Stretch Lite from this page. Write the image to your SD card using something like Win32 Disk Imager, or if you're using OSX/Linux follow a tutorial on how to write the image using dd.

@steipete
steipete / ios-xcode-device-support.sh
Last active April 22, 2026 17:21
Using iOS 15 devices with Xcode 12.5 (instead of Xcode 13)
# The trick is to link the DeviceSupport folder from the beta to the stable version.
# sudo needed if you run the Mac App Store version. Always download the dmg instead... you'll thank me later :)
# Support iOS 15 devices (Xcode 13.0) with Xcode 12.5:
sudo ln -s /Applications/Xcode-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/DeviceSupport/15.0 /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/DeviceSupport
# Then restart Xcode and reconnect your devices. You will need to do that for every beta of future iOS versions
# (A similar approach works for older versions too, just change the version number after DeviceSupport)
@asmagill
asmagill / ctrlDoublePress.lua
Created April 18, 2016 03:20
Capture double tap of Ctrl in Hammerspoon
local alert = require("hs.alert")
local timer = require("hs.timer")
local eventtap = require("hs.eventtap")
local events = eventtap.event.types
local module = {}
-- Save this in your Hammerspoon configuration directiorn (~/.hammerspoon/)
-- You either override timeFrame and action here or after including this file from another, e.g.
@tanyuan
tanyuan / smart-caps-lock.md
Last active May 13, 2026 18:24
Smart Caps Lock: Remap Caps Lock to Control AND Escape

Smart Caps Lock: Remap to Control AND Escape (Linux, Mac, Windows)

Caps Lock 變成智慧的 Control 以及 Escape

  • 單獨輕按一下就是 Escape
  • 若按下時同時按著其他鍵,就會是 Control

這應該是 Vim 和 Emacs 的最佳解了!(Emacs? Bash 的快捷鍵就是 Emacs 系列的)

  • Send Escape if you tap Caps Lock alone.