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How to check if a user is logged in (how to properly use user.is_authenticated)?

...cated is now an attribute in Django 1.10. The method was removed in Django 2.0. For Django 1.9 and older: is_authenticated is a function. You should call it like if request.user.is_authenticated(): # do something if the user is authenticated As Peter Rowell pointed out, what may be tripping you...
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How do I know that the UICollectionView has been loaded completely?

... 62 // In viewDidLoad [self.collectionView addObserver:self forKeyPath:@"contentSize" options:NSKeyV...
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adding header to python requests module

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What is the best way to detect a mobile device?

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Proper usage of Optional.ifPresent()

... jwismar 11.6k33 gold badges2626 silver badges4242 bronze badges answered Jun 15 '14 at 9:41 JB NizetJB Nizet ...
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How to see log files in MySQL?

...ysql/conf.d/mysqld_safe_syslog.cnf) and remove or comment those line. step2: Go to mysql conf file (/etc/mysql/my.cnf) and add following lines To enable error log add following [mysqld_safe] log_error=/var/log/mysql/mysql_error.log [mysqld] log_error=/var/log/mysql/mysql_error.log To enable g...
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How to split the name string in mysql?

... I've seperated this answer into two(2) methods. The first method will separate your fullname field into first, middle, and last names. The middle name will show as NULL if there is no middle name. SELECT SUBSTRING_INDEX(SUBSTRING_INDEX(fullname, ' ', 1), ...
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Read values into a shell variable from a pipe

... | edited Apr 28 '14 at 9:19 fedorqui 'SO stop harming' 212k7373 gold badges432432 silver badges485485 bronze badges ...
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Quick and easy file dialog in Python?

... 208 Tkinter is the easiest way if you don't want to have any other dependencies. To show only the ...
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How to read multiple text files into a single RDD?

... | edited Aug 21 '19 at 23:06 ChrisWue 16.5k33 gold badges4545 silver badges7272 bronze badges ...