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Is there a way to make a DIV unselectable?

...alse;" ondragstart="return false;">your text</div> jQuery: var _preventDefault = function(evt) { evt.preventDefault(); }; $("div").bind("dragstart", _preventDefault).bind("selectstart", _preventDefault); Rich s...
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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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UnicodeDecodeError: 'utf8' codec can't decode byte 0xa5 in position 0: invalid start byte

... I switched this simply by defining a different codec package in the read_csv() command: encoding = 'unicode_escape' Eg: import pandas as pd data = pd.read_csv(filename, encoding= 'unicode_escape') share | ...
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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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Why compile Python code?

...ile a top level python source file into a .pyc file this way: python -m py_compile myscript.py This removes comments. It leaves docstrings intact. If you'd like to get rid of the docstrings as well (you might want to seriously think about why you're doing that) then compile this way instead... p...
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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...