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Difference between VARCHAR and TEXT in MySQL [duplicate]
...CHAR does not provide any noticeable performance improvement. (This comes from an old wives tale about MyISAM tables; even there it was of dubious validity.)
– Rick James
Jan 27 '19 at 23:39
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How to use git with gnome-keyring integration
...bgnome-keyring-dev. Also, I had to download the git contrib repo manually from github.com/git/git/tree/master/contrib and put it in /usr/share/git-core/. These files are no longer included with a default git install, at least using the official git-core ubuntu ppa.
– Johann
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In Python, when should I use a function instead of a method?
...eption("NYAN "*9001)
else:
print "can't kill it."
Moving away from this analogy, why do we use methods and classes? Because we want to contain data and hopefully structure our code in a manner such that it will be reusable and extensible in the future. This brings us to the notion of en...
Is it fine to have foreign key as primary key?
...that case the IB registration table could be used to restrict other tables from having further child records. Again, here it could be done with a new PK for the IB registration table also.
– Teddy
Feb 9 '17 at 11:28
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void in C# generics?
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(Joke) And he can still return void from those would-be-void methods, with return System.Runtime.Serialization.FormatterServices.GetUninitializedObject(typeof(void));. It will be a boxed void, though.
– Jeppe Stig Nielsen
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pip installing in global site-packages instead of virtualenv
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I had this problem too. Calling pip install <package_name> from the /bin directory within my Python 3.3 virtual environment on my Mavericks Mac caused the Python package to be installed in the Python 2.7 global site packages directory. This was despite the fact that my $PATH started...
F# development and unit testing?
...g framework. It even works within FSI sessions allowing seamless migration from interactive testing to formal test suites.
– Stephen Swensen
Apr 3 '11 at 2:23
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Android: How to create a Dialog without a title?
...m dialogs.
In very short summary, you do this with code like copied below from the official website. That takes a custom layot file, inflates it, gives it some basic text and icon, then creates it. You'd show it then with alertDialog.show().
AlertDialog.Builder builder;
AlertDialog alertDialog;
C...
Is it possible to have nested templates in Go using the standard library?
...hon runtime. TBC what I mean is how do I have a bunch of templates inherit from a base templates, just filing in blocks of the base templates, like Jinja/django-templates does. Is it possible using just html/template in the standard library.
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if/else in a list comprehension
...er the for…in is part of list comprehensions and used to filter elements from the source iterable.
Conditional expressions can be used in all kinds of situations where you want to choose between two expression values based on some condition. This does the same as the ternary operator ?: that ex...