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How to install MySQLdb (Python data access library to MySQL) on Mac OS X?
...iven that this site is intended to address these sorts of problems, and I know that I'm going to need a reference to the solution in future, I'm going to ask the question, provide my answer and see what else floats to the surface.
...
What is more efficient? Using pow to square or just multiply it with itself?
...t/date_time/posix_time/posix_time.hpp>
inline boost::posix_time::ptime now()
{
return boost::posix_time::microsec_clock::local_time();
}
#define TEST(num, expression) \
double test##num(double b, long loops) \
{ \
double x = 0.0; \
\
boost::posix_time::ptime startTime = now(); \
...
how to make twitter bootstrap submenu to open on the left side?
...on and my answer are from august 2012. Meanwhile, Bootstrap is changed, so now you have .pull-left class. Back then, my answer was correct. Now you don't have to manually set css, you have that .pull-left class.
– Miljan Puzović
Mar 2 '14 at 19:58
...
What is the use of ObservableCollection in .net?
...ed,
INotifyPropertyChanged
As such it is very useful when you want to know when the collection has changed. An event is triggered that will tell the user what entries have been added/removed or moved.
More importantly they are very useful when using databinding on a form.
...
How to develop Desktop Apps using HTML/CSS/JavaScript? [closed]
... Backet.io of Adobe, AppJS, etc. It is so unstable and only is a prototype now for get a MVP, is writed in Python for test concept but will be translate code to C++/C with QT5 (now use QT4) and when be in C++/C start translation for mobil support.
– user2006656
...
How fast is D compared to C++?
... @CyberShadow Thanks! With these flags runtime improves considerably. Now D is at 12.9 s. But still runs more than 3 times as long. @Matthieu M. I would not mind to test a program with boundschecking in slow motion and once it is debugged let it do its computations without boundschecking. (I do...
Save classifier to disk in scikit-learn
...digits.data, digits.target)
0.9526989426822482
Edit: in Python 3.8+ it's now possible to use pickle for efficient pickling of object with large numerical arrays as attributes if you use pickle protocol 5 (which is not the default).
...
Giving UIView rounded corners
...his
#import <QuartzCore/QuartzCore.h> // not necessary for 10 years now :)
...
view.layer.cornerRadius = 5;
view.layer.masksToBounds = true;
Note: If you are trying to apply rounded corners to a UIViewController's view, it should not be applied in the view controller's constructor, but ...
How do I run multiple instances of Android Studio
...ings -> Project Opening.
Check [x] "Confirm window to open project in".
Now open the other (2nd) project with File -> Open... etc.
You will now be asked if you want to open a new window or replace what you already have. Select New Window.
Screenshots:
Older versions:
Go to Setting...
Do htmlspecialchars and mysql_real_escape_string keep my PHP code safe from injection?
...ecure if it was a prepared statement as the database functions would have known that 1 OR 1=1 is not a valid literal.
As for htmlspecialchars(). That's a minefield of its own.
There's a real problem in PHP in that it has a whole selection of different html-related escaping functions, and no clear ...