timonus

//  UIWindow+AppSwitchScrollStopper.h
//  Created by Tim Johnsen on 3/27/16.

#import <UIKit/UIKit.h>

@interface UIWindow (AppSwitchScrollStopper)

/// Call this early on in your app's lifecycle to avoid
/// scroll-related flashing when your app resumes from the background
- (void)installAppSwitchScrollStopper;

pesterhazy

#!/usr/bin/env bash

# nuke-certs
#
#
# This script has been reported to help with errors like
#
# this:
# + xcodebuild -exportArchive -exportOptionsPlist /var/folders/rj/8lnf662s3mlgzv5mcq2r2fnc0000gn/T/gym20160216-41694-14bt0ur_config.plist -archivePath '/Users/pe/Library/Developer/Xcode/Archives/2016-02-16/016-02-16 12.09.02.xcarchive' -exportPath /var/folders/rj/8lnf662s3mlgzv5mcq2r2fnc0000gn/T/gym20160216-41694-17mfck9.gym_output
# 2016-02-16 12:10:03.004 xcodebuild[43629:464102] [MT] IDEDistribution: -[IDEDistributionLogging _createLoggingBundleAtPath:]: Created bundle at path '/var/folders/rj/8lnf662s3mlgzv5mcq2r2fnc0000gn/T/016-02-16_12-10-03.003.xcdistributionlogs'.

jmcd

import UIKit
import MapKit

/**
 * Define behaviour of app through its lifetime
 */
@UIApplicationMain
class AppDelegate: UIResponder, UIApplicationDelegate {
	
	var window: UIWindow?

marksands

- (NSArray *)tableView:(UITableView *)tableView editActionsForRowAtIndexPath:(NSIndexPath *)indexPath {
    UITableViewRowAction *moreAction = [UITableViewRowAction rowActionWithStyle:UITableViewRowActionStyleDefault title:@"More" handler:^(UITableViewRowAction *action, NSIndexPath *indexPath){
        // maybe show an action sheet with more options
        [self.tableView setEditing:NO];
    }];
    moreAction.backgroundColor = [UIColor lightGrayColor];
    
    UITableViewRowAction *blurAction = [UITableViewRowAction rowActionWithStyle:UITableViewRowActionStyleDefault title:@"Blur" handler:^(UITableViewRowAction *action, NSIndexPath *indexPath){
        [self.tableView setEditing:NO];
    }];

scottjacksonx

#import <Foundation/Foundation.h>

@interface NSFileManager (WhereFromXAttr)

/// Returns the value of a given file's com.apple.metadata:kMDItemWhereFroms extended attribute.
- (NSArray *)valueForWhereFromExtendedAttributeOfFile:(NSString *)path;

@end

JaviSoto

#define MSDesignatedInitializer(__SEL__) __attribute__((unavailable("Invoke the designated initializer `" # __SEL__ "` instead.")))

// Sample usage:

- (instancetype)initWithObject:(id)object;
- (instancetype)init MSDesignatedInitializer(initWithObject:); // <- This even gets auto-complete.

// Now calling init on this class would throw a warning.

dergachev

OS X Screencast to animated GIF

This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.

Instructions

To capture the video (filesize: 19MB), using the free "QuickTime Player" application:

Shilo

//
//  UIImage+Additions.h
//  Sparrow
//
//  Created by Shilo White on 10/16/11.
//  Copyright 2011 Shilocity Productions. All rights reserved.
//

#define COLOR_PART_RED(color)    (((color) >> 16) & 0xff)
#define COLOR_PART_GREEN(color)  (((color) >>  8) & 0xff)