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@bendc
bendc / display-fade.html
Created June 22, 2016 03:01
Transitioning the opacity of a hidden element
<!doctype html>
<meta charset="utf-8">
<title>Example</title>
<style>
div {
width: 100px;
height: 100px;
background: black;
animation-duration: .5s;
#define one \
if __name__ == "__main__":
#define ignore me in python\
print("Hello world!")
#define test test"\
"""
int main(int argc, char ** argv){
puts("Hello world!");
return 0;
@anoved
anoved / star.scad
Created March 18, 2014 15:48
OpenSCAD pointed star module
// points = number of points (minimum 3)
// outer = radius to outer points
// inner = radius to inner points
module Star(points, outer, inner) {
// polar to cartesian: radius/angle to x/y
function x(r, a) = r * cos(a);
function y(r, a) = r * sin(a);
// angular width of each pie slice of the star
@lelandbatey
lelandbatey / whiteboardCleaner.md
Last active June 16, 2024 13:44
Whiteboard Picture Cleaner - Shell one-liner/script to clean up and beautify photos of whiteboards!

Description

This simple script will take a picture of a whiteboard and use parts of the ImageMagick library with sane defaults to clean it up tremendously.

The script is here:

#!/bin/bash
convert "$1" -morphology Convolve DoG:15,100,0 -negate -normalize -blur 0x1 -channel RBG -level 60%,91%,0.1 "$2"

Results

@defunctzombie
defunctzombie / browser.md
Last active April 10, 2024 17:45
browser field spec for package.json
@jordelver
jordelver / gist:3139365
Created July 18, 2012 22:29
How to write an image file to an SD card under Mac OS X (for Raspberry Pi)

Find the SD card device

In this case, the SD card is /dev/disk4. DO NOT get this wrong or you may destroy all the data on the wrong disk/card/drive.

diskutil list

/dev/disk0
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:      GUID_partition_scheme                        *160.0 GB   disk0

1: EFI 209.7 MB disk0s1