cihancimen
/ gist:4652913
Created
January 28, 2013 03:59
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| def count | |
| @count ||= @object.products_for_activity(ts1, ts2).count | |
| end | |
| def products | |
| @products ||= @object.products_for_activity(@ts1, @ts2).limit(items_shown) | |
| end |
cihancimen
/ string_contains_emoji
Created
November 26, 2012 00:54
Check if an NSString contains an emoji character
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| - (BOOL)stringContainsEmoji:(NSString *)string { | |
| __block BOOL returnValue = NO; | |
| [string enumerateSubstringsInRange:NSMakeRange(0, [string length]) options:NSStringEnumerationByComposedCharacterSequences usingBlock: | |
| ^(NSString *substring, NSRange substringRange, NSRange enclosingRange, BOOL *stop) { | |
| const unichar hs = [substring characterAtIndex:0]; | |
| // surrogate pair | |
| if (0xd800 <= hs && hs <= 0xdbff) { | |
| if (substring.length > 1) { | |
| const unichar ls = [substring characterAtIndex:1]; |