This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.
To capture the video (filesize: 19MB), using the free "QuickTime Player" application:
Please consider using http://lygia.xyz instead of copy/pasting this functions. It expand suport for voronoi, voronoise, fbm, noise, worley, noise, derivatives and much more, through simple file dependencies. Take a look to https://github.com/patriciogonzalezvivo/lygia/tree/main/generative
float rand(float n){return fract(sin(n) * 43758.5453123);}
float noise(float p){
float fl = floor(p);
float fc = fract(p);
// total number of samples at each fragment | |
#define NUM_SAMPLES {{ numSamples }} | |
#define NUM_SPIRAL_TURNS {{ numSpiralTurns }} | |
#define USE_ACTUAL_NORMALS {{ useActualNormals }} | |
#define VARIATION {{ variation }} | |
uniform sampler2D sGBuffer; |
# You don't need Fog in Ruby or some other library to upload to S3 -- shell works perfectly fine | |
# This is how I upload my new Sol Trader builds (http://soltrader.net) | |
# Based on a modified script from here: http://tmont.com/blargh/2014/1/uploading-to-s3-in-bash | |
S3KEY="my aws key" | |
S3SECRET="my aws secret" # pass these in | |
function putS3 | |
{ | |
path=$1 |
[Unit] | |
Description = Foo HTTP server | |
Requires = foo.socket | |
After = multi-user.target | |
[Service] | |
User = www-data | |
Group = www-data | |
WorkingDirectory = /var/foo | |
ExecStart = /var/foo/bin/foo-server |
#!/usr/bin/env bash | |
# This is a script that provides infinite history to get around Alfred's 3-month limit. | |
# It works by regularly backing up and appending the items in the alfred db to a | |
# sqlite database in the user's home folder. It also provides search functionality. | |
# https://www.alfredforum.com/topic/10969-keep-clipboard-history-forever/?tab=comments#comment-68859 | |
# https://www.reddit.com/r/Alfred/comments/cde29x/script_to_manage_searching_backing_up_and/ | |
# Example Usage: | |
# alfred-clipboard.sh backup |
#!/bin/bash | |
set -e | |
CONTENTS=$(tesseract -c language_model_penalty_non_dict_word=0.8 --tessdata-dir /usr/local/share/tessdata/ "$1" stdout -l eng | xml esc) | |
hex=$((cat <<EOF | |
<?xml version="1.0" encoding="UTF-8"?> | |
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd"> | |
<plist version="1.0"> |
collecting links and documents about the topic
Object Systems (2004, as used in Thief 1998) http://chrishecker.com/images/6/6f/ObjSys.ppt
// gcc -Wall -o BluetoothRSSI BluetoothRSSI.m -framework Foundation -framework IOBluetooth ; ./BluetoothRSSI | |
#import <Foundation/Foundation.h> | |
#import <IOBluetooth/IOBluetooth.h> | |
int width = 32; // display width in characters | |
int refresh = 33; // refresh rate milliseconds | |
int main(int argc, const char * argv[]) { | |
@autoreleasepool { |