kjkasi

+ (CGFloat)heightForCellWithPost:(Post *)post {
    return (CGFloat)fmaxf(70.0f, (float)[self detailTextHeight:post.text] + 45.0f);
}

+ (CGFloat)detailTextHeight:(NSString *)text {
    CGRect rectToFit = [text boundingRectWithSize:CGSizeMake(240.0f, CGFLOAT_MAX) options:NSStringDrawingUsesLineFragmentOrigin attributes:@{NSFontAttributeName: [UIFont systemFontOfSize:12.0f]} context:nil];
    return rectToFit.size.height;
}

kjkasi

1) #import <MagicalRecord/MagicalRecord.h>
2) in didFinishLaunchingWithOptions [MagicalRecord setupAutoMigratingCoreDataStack];
3) in [MagicalRecord cleanUp];

kjkasi

/**
 * Algorithm: fixed-partition
 *
 * The algorithm outlined by Johannes Treitz in "The algorithm
 * for a perfectly balanced photo gallery" (see url below).
 *
 * Options:
 *   - containerWidth      Width of the parent container (in pixels)
 *   - idealElementHeight  Ideal element height (in pixels)
 *   - spacing             Spacing between items (in pixels)

kjkasi

    CABasicAnimation *cornerAnim = [CABasicAnimation animationWithKeyPath:@"cornerRadius"];
    cornerAnim.fromValue = @(0.f);
    cornerAnim.toValue = @(50.f);
    cornerAnim.duration = 0.5f;
    [self.redView.layer addAnimation:cornerAnim forKey:@"cornerRadius"];
    
    self.redView.layer.cornerRadius = 50.f;
    
    [UIView animateWithDuration:1.0f animations:^{
        self.redView.transform = CGAffineTransformMakeRotation(M_PI);

kjkasi

- (CGSize)calculateSize {
    
    NSShadow* shadow = [[NSShadow alloc] init];
    shadow.shadowOffset = self.shadowOffset;
    
    NSMutableParagraphStyle* paragraph = [[NSMutableParagraphStyle alloc] init];
    [paragraph setLineBreakMode:self.lineBreakMode];
    [paragraph setAlignment:self.textAlignment];
    
    NSDictionary *attrDict = @{NSFontAttributeName: self.font, NSShadowAttributeName: shadow, NSParagraphStyleAttributeName: paragraph};