David Okun dokun1
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dokun1
/ Dependency Injection Playground
Created
May 12, 2023 01:52
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| import Foundation | |
| struct Bakery { | |
| func bakeBread() { | |
| print("make some Bread") | |
| } | |
| } | |
| struct Kitchen { | |
| func cookPizza() { |
dokun1
/ Week 6 playground
Created
May 12, 2023 00:44
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| import Foundation | |
| enum ComputerModel: String { | |
| case apple = "Apple" | |
| case windows = "Windows" | |
| case linux = "Linux" | |
| } | |
| enum ComputerError: Error { | |
| case tooEarly |
dokun1
/ KodecoApril20Playground
Created
April 23, 2023 19:27
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| import Foundation | |
| struct Ingredient { | |
| var name: String | |
| var amount: Double | |
| } | |
| protocol Cookable { | |
| func cook() | |
| } |
dokun1
/ simpleDispatchExample
Created
March 27, 2014 23:11
A simple example of calling one of my custom connection manager methods with a success and failure block, a-la AFNetworking
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| dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{ | |
| [[EDAConnectionManager sharedManager] getQuestionsWithSuccess:^(NSArray *questions) { | |
| self.questions = questions; | |
| dispatch_async(dispatch_get_main_queue(), ^{ | |
| [self.refreshControl endRefreshing]; | |
| [self.tableView reloadData]; | |
| }); | |
| }failure:^(NSError *error) { | |
| NSLog(@"error: %@", [error localizedDescription]); | |
| }]; |
dokun1
/ UILabel with Countdown
Last active
May 27, 2024 12:09
UILabel as countdown timer given NSTimeInterval
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| -(void) updateCountdown { | |
| NSTimeInterval timeToClosing = [_deleteDate timeIntervalSinceDate:[NSDate date]]; | |
| div_t h = div(timeToClosing, 3600); | |
| int hours = h.quot; | |
| div_t m = div(h.rem, 60); | |
| int minutes = m.quot; | |
| int seconds = m.rem; | |
| NSString *hoursStr, *minutesStr, *secondsStr; |
dokun1
/ UIScrollView Infinite Paging
Last active
August 29, 2015 13:57
Infinite UIScrollView w/Paging for UIImageViews - determining new page to load
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| -(void)scrollViewWillEndDragging:(UIScrollView *)scrollView withVelocity:(CGPoint)velocity targetContentOffset:(inout CGPoint *)targetContentOffset { | |
| dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_BACKGROUND, 0), ^{ | |
| CGFloat xOffset = _scrollView.contentOffset.x; | |
| CGFloat newStart = 0; | |
| BOOL done = NO; | |
| NSInteger newIndex = 1; | |
| while (done == NO) { | |
| if (newStart + 320 < xOffset) { | |
| newStart += 320; | |
| newIndex++; |
dokun1
/ UICollectionView Lazy Loading
Created
January 31, 2014 15:45
Asynchronous Image Loading in UICollectionViewCell
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| -(UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath { | |
| static NSString *cellIdentifier = @"AfterpartyPhotoCell"; | |
| AfterpartyPhotoCell *cell = (AfterpartyPhotoCell *)[collectionView dequeueReusableCellWithReuseIdentifier:cellIdentifier forIndexPath:indexPath]; | |
| if (!cell) | |
| cell = [[AfterpartyPhotoCell alloc] init]; | |
| [cell.downloadIndicator startAnimating]; | |
| cell.downloadIndicator.center = cell.center; | |
| cell.imageView.contentMode = UIViewContentModeScaleAspectFill; | |
| dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_HIGH, 0), ^{ |