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// Playground - noun: a place where people can play

import Cocoa

/* Node class implementation */

class Node
{
    var data:String?
    var link:Node?

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            CABasicAnimation *anim = [CABasicAnimation animationWithKeyPath:@"opacity"];
            anim.fromValue = @(0.0);
            anim.toValue = @(1.0);
            
            CGPoint point = [self createPosition]
            CABasicAnimation *anim2 = [CABasicAnimation animationWithKeyPath:@"position"];
            anim2.fromValue = [NSValue valueWithCGPoint:label.position];
            anim2.toValue = [NSValue valueWithCGPoint:point];

            CAAnimationGroup *group = [CAAnimationGroup animation];

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@dynamic theProperty; //The property should set as dynamic 

- (id)initWithLayer:(id)layer {
    
	if (self = [super initWithLayer:layer]) {

		if ([layer isKindOfClass:[PieMask class]]) {
            
			YourLayer *currentPresentation = (YourLayer *)layer;
			self.theProperty = currentPresentation.theProperty;

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// This assumes we have an NSManagedObject with the NSDate* date property
- (void)setDate:(NSDate *)date{
    [self willChangeValueForKey:@"date"];
    [self setPrimitiveValue:date forKey:@"date"];
    [self didChangeValueForKey:@"date"];
    
    //If needed
    //[self updateOtherData];
}

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My Gist Index

This is a collection of snippets that I use in my everyday code sessions. (Its content is updated thanks to Kilianc's Indexer https://github.com/kilianc/yari-gists-indexer)

Links

• Force the translation to a defined language. (I use this function to force the fallback language to Italian. I didn't find a way to make NSLocalizedString work with italian as fallback. your comments/suggestions are welcome :) )
• [Localization]ForceFallbackLanguage.m

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NSString * L(NSString * translation_key, NSString * lang) {
    
    NSString * s = NSLocalizedString(translation_key, nil);
    
    // Force translation as "Lang" language if no translations are found
    if ([s isEqualToString:translation_key]) {
        NSString * path = [[NSBundle mainBundle] pathForResource:lang ofType:@"lproj"];
        NSBundle * languageBundle = [NSBundle bundleWithPath:path];
        s = [languageBundle localizedStringForKey:translation_key value:@"" table:nil];
    }

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+ (AnythingManager*)sharedAnythingManager{
    
    static AnythingManager *anythingManager;
    static dispatch_once_t token;
    
    dispatch_once(&token, ^{
        anythingManager = [[AnythingManager alloc]init];
    });
    
    return anythingManager;

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+ (NSDate*)dateAddingMonths:(NSInteger)months{
    NSDateComponents* dateComponents = [[NSDateComponents alloc]init];
    [dateComponents setMonth:months];
    NSCalendar* calendar = [NSCalendar currentCalendar];
    NSDate* newDate = [calendar dateByAddingComponents:dateComponents toDate:self options:0]; //NSDate category
    
    return newDate;
}

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Entry *entry = [NSEntityDescription insertNewObjectForEntityForName:@"Entry" inManagedObjectContext:self.managedObjectContext];

entry.amount = [NSNumber numberWithFloat:[self.UI_amountTextField.text floatValue]];

[self.managedObjectContext save:&error];

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- (NSArray*)monthsNames{
    
    if (!_monthsNames) {
        NSDateFormatter * df = [[NSDateFormatter alloc] init];
        [df setLocale:[[NSLocale alloc] initWithLocaleIdentifier:[[NSLocale preferredLanguages] objectAtIndex:0]]];
        _monthsNames = [df monthSymbols];
    }
    return _monthsNames;
}