kconner

macOS Internals

Understand your Mac and iPhone more deeply by tracing the evolution of Mac OS X from prelease to Swift. John Siracusa delivers the details.

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regstuff

From https://docs.google.com/document/d/1Nsv52MvSjbLb2PCpHlat0gkzw0EvtSgpKHu4mk0MnrA/
Save Page Now 2 Public API Docs Draft
Vangelis Banos, updated: 2022-04-05

Capture a web page as it appears now for use as a trusted citation in the future. Changelog: https://docs.google.com/document/d/19RJsRncGUw2qHqGGg9lqYZYf7KKXMDL1Mro5o1Qw6QI/edit#

Contents
Glossary	1
Basic API Reference	1
Capture request	1

saagarjha

// Example usage:
// Swizzler<NSString *, NSDateFormatter *, NSDate *> NSDateFormatter_stringFromDate_ {
//     NSDateFormatter.class, @selector(stringFromDate:), [&](auto self, auto date) {
//         if ([NSCalendar.currentCalendar components:NSCalendarUnitWeekday fromDate:date].weekday == 4) {
//             return @"It Is Wednesday My Dudes";
//         } else {
//             return NSDateFormatter_stringFromDate_(self, date);
//         }
//     }
// };

hzhu212

Python Stream object act like Java Stream, features include lazy calculating, slicing, chain-call etc.

stream.py:

import functools
import itertools


class Stream(object):

TheBrenny

if(!String.prototype.matchAll) {
    String.prototype.matchAll = function (rx) {
        if (typeof rx === "string") rx = new RegExp(rx, "g"); // coerce a string to be a global regex
        rx = new RegExp(rx); // Clone the regex so we don't update the last index on the regex they pass us
        let cap = []; // the single capture
        let all = []; // all the captures (return this)
        while ((cap = rx.exec(this)) !== null) all.push(cap); // execute and add
        return all; // profit!
    };
}

sielicki

#!/usr/bin/env python3
import z3
import pprint

# 9x9 matrix of integer variables
X = [ [ z3.Int("x_%s_%s" % (i+1, j+1)) for j in range(9) ]
      for i in range(9) ]

# each cell contains a value in {1, ..., 9}
cells_c  = [ z3.And(1 <= X[i][j], X[i][j] <= 9)

bingo347

(() => {
  const isNotUndefined = typeofResult => typeofResult !== 'undefined';
  if(isNotUndefined(typeof globalThis) && globalThis.globalThis === globalThis) { return; }
  const g = (isNotUndefined(typeof window) && window)
    || (isNotUndefined(typeof global) && global)
    || (isNotUndefined(typeof self) && self)
    || Function('return this')();
  g.globalThis = g;
})();

adamschwartz

/* Version 3. Updated Sep 5, 2022 */

#search a:has(>br):has(>h3):has(>div) br {
  display: none;
}

#search a:has(>br):has(>h3):has(>div) h3 {
  display: block;
}

gregcotten

Structure is [PixelFormatTitle: DescriptionDictionary]. PixelFormatTitle is the kCVPixelFormatType_ suffix (if known) and the FourCharCode as a string or int if the string is too short.

[["32ARGB / 32": {
    BitsPerBlock = 32;
    BitsPerComponent = 8;
    BlackBlock = <ff000000>;
    CGBitmapContextCompatibility = 1;
    CGBitmapInfo = 16388;
    CGImageCompatibility = 1;
    ContainsAlpha = 1;

jscher2000

    /*
       Code to paste and run in the Browser Console
       Requires devtools.chrome.enabled => true in about:config
       Tested in Firefox 68.0.1 on Windows
    */

    // Create references to APIs we'll use
    var ss = Cc["@mozilla.org/content/style-sheet-service;1"].getService(Ci.nsIStyleSheetService);
    var io = Cc["@mozilla.org/network/io-service;1"].getService(Ci.nsIIOService);
    var ds = Cc["@mozilla.org/file/directory_service;1"].getService(Ci.nsIProperties);