OrionReed

// 3D Dom viewer, copy-paste this into your console to visualise the DOM as a stack of solid blocks.
// You can also minify and save it as a bookmarklet (https://www.freecodecamp.org/news/what-are-bookmarklets/)
(() => {
  const SHOW_SIDES = false; // color sides of DOM nodes?
  const COLOR_SURFACE = true; // color tops of DOM nodes?
  const COLOR_RANDOM = false; // randomise color?
  const COLOR_HUE = 190; // hue in HSL (https://hslpicker.com)
  const MAX_ROTATION = 180; // set to 360 to rotate all the way round
  const THICKNESS = 20; // thickness of layers
  const DISTANCE = 10000; // ¯\\_(ツ)_/¯

Xarkam

• sudo apt-get install xclip
• Configure spectacle to use Rectangular Selection, default save to /some/path/Screenshot_%Y%M%D_%H%m%S
• Configure PrintScreen for rectangular selection via custom shortcuts
• Try it - once you select the area and hit enter it should show the pop-up notification about saved file.
• On this notification select the settings button
• In the notification settings enable "Run command" and set it as /usr/bin/xclip -selection clipboard -target image/png -i $(ls -1tr /some/path/Screenshot_*.png | tail -n 1)