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@janodev
janodev / MySingleton.h
Last active July 28, 2016 03:19
Singleton pattern with __atribute__ unavailable to prevent the accidental misuse of a singleton. Note that the user is still able to create more instances using runtime functions.
#import <Foundation/Foundation.h>
@interface MySingleton : NSObject
+(instancetype) sharedInstance;
// clue for improper use (produces compile time error)
+(instancetype) alloc __attribute__((unavailable("alloc not available, call sharedInstance instead")));
-(instancetype) init __attribute__((unavailable("init not available, call sharedInstance instead")));
+(instancetype) new __attribute__((unavailable("new not available, call sharedInstance instead")));
@gbasile
gbasile / gist:5353206
Created April 10, 2013 09:35
Mogenerator
mogenerator -m mainDataContext.xcdatamodeld/mainDataContext_XXX.xcdatamodel/ -M Machine/ -H Human/
@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' | \
#import <Foundation/Foundation.h>
@interface NSObject (NSDictionaryRepresentation)
/**
Returns an NSDictionary containing the properties of an object that are not nil.
*/
- (NSDictionary *)dictionaryRepresentation;
@end
#import <Foundation/Foundation.h>
@interface NSObject (NSDictionaryRepresentation)
/**
Returns an NSDictionary containing the properties of an object that are not nil.
*/
- (NSDictionary *)dictionaryRepresentation;
@end
@vgrichina
vgrichina / NSObject+KVOWeakPropertyDebug.h
Created January 12, 2013 01:09
NSObject category that logs calls to addObserver for weak properties (as they aren't fully KVO-compliant)
//
// NSObject+KVOWeakPropertyDebug.h
// KVOWeakPropertyDebug
//
// Created by Vladimir Grichina on 12.01.13.
// Copyright (c) 2013 Vladimir Grichina. All rights reserved.
//
#import <Foundation/Foundation.h>
@subdigital
subdigital / pns.m
Created January 5, 2013 21:59
What are your favorite Xcode Snippets? Add them in the comments.
// Property Nonatomic Strong
// Platform: All
// Completion Scopes: ClassInterfaceMethods
@property (nonatomic, strong) <# class_name #> *<# variable_name #>;
@rjstelling
rjstelling / cs_xproj_validate.sh
Last active October 9, 2019 12:05
SEE: https://github.com/rjstelling/Xcode-Project-Validate. A very simple shell script to read .xcodeproj files and check if there are issues with the CODE_SIGN_IDENTITY. Having multiple entries can cause build errors (especially when Archiving or command line building). Link to StackOverflow question answering some questions about when and why t…
# /bin/bash
#Usage: $ ./cs_xproj_validate.sh path/to/xcode/project/file/theproject.xcodeproj
#More info: http://stackoverflow.com/q/13962341/89035
PROJECT_FILE="$1/project.pbxproj"
PREVIOUS_LINE=-1
for LINE in `cat "$PROJECT_FILE" | grep -n CODE_SIGN_IDENTITY | grep -o -E '^([0-9]*)'`
@rustle
rustle / gist:4115414
Created November 20, 2012 01:45
Source Tree with Kaleidoscope 2 beta

SourceTree does not yet officially support Kaleidoscope 2, so here is how to set it up:

In Preferences, under Diff:

Screen Shot

You can try selecting Kaleidoscope, but we have had reports of mixed results. Some people have rebuilt their launch services database and restarted and been able to use Kaleidoscope this way:

/System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/LaunchServices.framework/Versions/A/Support/lsregister -kill -r -domain local -domain system -domain use

@adamgit
adamgit / .gitignore
Last active April 8, 2024 12:58
.gitignore file for Xcode4 / OS X Source projects
#########################
# .gitignore file for Xcode4 and Xcode5 Source projects
#
# Apple bugs, waiting for Apple to fix/respond:
#
# 15564624 - what does the xccheckout file in Xcode5 do? Where's the documentation?
#
# Version 2.6
# For latest version, see: http://stackoverflow.com/questions/49478/git-ignore-file-for-xcode-projects
#