ismasan

// Copyright (c) 2017 Ismael Celis

// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:

// The above copyright notice and this permission notice shall be included in all

jlong

// Brightness math based on:
//   http://www.nbdtech.com/Blog/archive/2008/04/27/Calculating-the-Perceived-Brightness-of-a-Color.aspx

$red-magic-number: 241;
$green-magic-number: 691;
$blue-magic-number: 68;
$brightness-divisor: $red-magic-number + $green-magic-number + $blue-magic-number;

@function brightness($color) {
  // Extract color components

noamtm

# There are other solutions across the interwebs. This is one that avoids complexities 
# because it's read-only (useful when you just want to read json data, for example).
# It also makes it possible to read nested dictionaries in the same way.
# Based on ideas from http://code.activestate.com/recipes/473786-dictionary-with-attribute-style-access/
class attrdict (dict):
  '''
  Read-only access to dictionary keys as attributes.
  
    >>> d=attrdict({"a":1, "b":2, "c":{"a":1, "b":2, "c":{"a":1, "b":2}}})
    >>> d.a

JamesChevalier

convmv manpage

Install convmv if you don't have it

sudo apt-get install convmv

Convert all files in a directory from NFD to NFC:

convmv -r -f utf8 -t utf8 --nfc --notest .

jayjanssen

var Semaphore = function(callback, context) {
    this.semaphore = 0;
    this.callback = callback;
    this.context = context || this;
};

Semaphore.prototype.increment = function() {
    this.semaphore++;
};