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How do I create delegates in Objective-C?

...rmat:@"Parameter does not conform to MyDelegate protocol at line %d", (int)__LINE__]; } in your delegate accessor (setDelegate) code. This helps minimize mistakes. share | improve this answer ...
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C# code to validate email address

...nternally: const string pattern = @"^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x...
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Passport.js - Error: failed to serialize user into session

...thods: passport.serializeUser(function(user, done) { done(null, user._id); // if you use Model.id as your idAttribute maybe you'd want // done(null, user.id); }); passport.deserializeUser(function(id, done) { User.findById(id, function(err, user) { done(err, user); }); }); I...
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What is mattr_accessor in a Rails module?

... couldn't really find this in Rails documentation but it seems like 'mattr_accessor' is the Module corollary for 'attr_accessor' (getter & setter) in a normal Ruby class . ...
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Maximum number of records in a MySQL database table

...tables or partitioning and put old data in old tables by year such as users_2011_jan, users_2011_feb or use numbers for the month. Then change your programming to work with this model. Maybe make a new table with less information to summarize the data in less columns and then only refer to the bigge...
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How to get NSDate day, month and year in integer format?

...nthYear If you wanted to e.g. get only the the year you can write: let (_, _, year) = date.dayMonthYear share | improve this answer | follow | ...
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What's the Hi/Lo algorithm?

... name. For example, there is an allocator the Customers table, one for the Orders table, and so forth. Forgive me, I'm slow, sometimes. – Rock Anthony Johnson Sep 21 '18 at 20:28 ...
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Merge branch with trunk

...aken with "copying" the files. Use something like TortoiseSVN's export in order to avoid corrupting the hidden svn directories. – Milimetric Dec 8 '11 at 15:24 add a comment ...
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How to detect when a UIScrollView has finished scrolling

...nt: - (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView { _isScrolling = NO; } - (void)scrollViewDidEndDragging:(UIScrollView *)scrollView willDecelerate:(BOOL)decelerate { if (!decelerate) { _isScrolling = NO; } } Now, if your scroll is due to a programmatic setC...
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What is the official “preferred” way to install pip and virtualenv systemwide?

...here/how do you install setuptools-0.8? Looks like you are just grabbing ez_setup.py for a "lightweight version" of getting pip. I'd do the same but fear that it will break in the near future and I'll get stuck here again (like I always do) – Steven Lu Jul 13 '...