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//
// NSObject+BlockObservation.h
// Version 1.0
//
// Andy Matuschak
// andy@andymatuschak.org
// Public domain because I love you. Let me know how you use it.
//
#import <Cocoa/Cocoa.h>
@jasongregori
jasongregori / gist:2821444
Created May 28, 2012 22:18
weakself code snippet: my most used code snippet
__weak __typeof(&*self)weakself = self;
@mikeash
mikeash / test.m
Created July 9, 2012 21:15
Cocoa array slicing
// clang -framework Foundation -fobjc-arc -O3 test.m
#import <Foundation/Foundation.h>
@interface Slice : NSObject
@property NSInteger start;
@property NSInteger length;
@end
@implementation Slice
@jimmynotjim
jimmynotjim / more-mute-regex.md
Created July 19, 2012 14:37 — forked from imathis/tweetbot-mute-regex.md
Tweetbot can use regular expressions to mute tweets in your timeline and mentions.

##Simply annoying Tweets

Annoyingly extended words (4+ of the same letter in a phrase): OOOOHHHHMMMMYYYYGGGGOOOODDDD

([a-z])/1{4}

Tweet w/ just a single hashtag: #omgthissucks

^ *#[^ ]+$
@ejknapp
ejknapp / gist:4580156
Created January 20, 2013 17:41
Enable zooming in mobile browsers.
javascript:document.querySelector('meta[name=viewport]').setAttribute('content','width=device-width,initial-scale=1.0,maximum-scale=10.0,user-scalable=1');
xlog = log --graph --pretty=format:\"%C(yellow)%h%Creset %ad %s%C(cyan)%d%Creset %C(green)[%an]%Creset\" --date=short
@0xced
0xced / NSObject+Subclasses.h
Last active September 4, 2017 06:37
NSObject category to get subclasses
#import <Foundation/Foundation.h>
@interface NSObject (Subclasses)
+ (NSSet *) subclasses_xcd;
@end
@mattt
mattt / uiappearance-selector.md
Last active March 19, 2024 12:52
A list of methods and properties conforming to `UIAppearance` as of iOS 12 Beta 3

Generate the list yourself:

$ cd /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS*.sdk/System/Library/Frameworks/UIKit.framework/Headers
$ grep UI_APPEARANCE_SELECTOR ./*     | \
  sed 's/NS_AVAILABLE_IOS(.*)//g'     | \
  sed 's/NS_DEPRECATED_IOS(.*)//g'    | \
  sed 's/API_AVAILABLE(.*)//g'        | \
  sed 's/API_UNAVAILABLE(.*)//g'      | \
 sed 's/UI_APPEARANCE_SELECTOR//g' | \
@steipete
steipete / PSPDFUIKitMainThreadGuard.m
Last active March 10, 2024 19:23
This is a guard that tracks down UIKit access on threads other than main. This snippet is taken from the commercial iOS PDF framework http://pspdfkit.com, but relicensed under MIT. Works because a lot of calls internally call setNeedsDisplay or setNeedsLayout. Won't catch everything, but it's very lightweight and usually does the job.You might n…
// Taken from the commercial iOS PDF framework http://pspdfkit.com.
// Copyright (c) 2014 Peter Steinberger, PSPDFKit GmbH. All rights reserved.
// Licensed under MIT (http://opensource.org/licenses/MIT)
//
// You should only use this in debug builds. It doesn't use private API, but I wouldn't ship it.
// PLEASE DUPE rdar://27192338 (https://openradar.appspot.com/27192338) if you would like to see this in UIKit.
#import <objc/runtime.h>
#import <objc/message.h>
@matthiasplappert
matthiasplappert / gist:9493050
Last active August 29, 2015 13:57
QuickLook Debugging for `UIView`
@interface UIView (MPAdditions)
@end
@implementation UIView (MPAdditions)
- (id)debugQuickLookObject {
if (self.bounds.size.width < 0.0f || self.bounds.size.height < 0.0f) {
return nil;
}