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How to fix the flickering in User controls
...Params cp = base.CreateParams;
cp.ExStyle |= 0x02000000; // Turn on WS_EX_COMPOSITED
return cp;
}
}
There are many things you can do to improve painting speed, to the point that the flicker isn't noticeable anymore. Start by tackling the BackgroundImage. They can be really expensive ...
Count Rows in Doctrine QueryBuilder
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->getSingleScalarResult();
}
In some simple cases using EXTRA_LAZY entity relations is good
http://doctrine-orm.readthedocs.org/projects/doctrine-orm/en/latest/tutorials/extra-lazy-associations.html
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Generate random numbers with a given (numerical) distribution
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scipy.stats.rv_discrete might be what you want. You can supply your probabilities via the values parameter. You can then use the rvs() method of the distribution object to generate random numbers.
As pointed out by Eugene Pakhomov in th...
Where can I find my .emacs file for Emacs running on Windows?
...:
Where do I put my init file?
On Windows, the .emacs file may be called _emacs for backward compatibility with DOS and FAT filesystems where filenames could not start with a dot. Some users prefer to continue using such a name, because Windows Explorer cannot create a file with a name starting w...
How do I center align horizontal menu?
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<ul id="topmenu firstlevel">
<li class="firstli" id="node_id_64">
<div><a href="#"><span>Om kampanjen</span></a>
</div>
</li>
<li id="node_id_65">
<div><a href="#"><span>Fakta om inn...
Why doesn't Internet Explorer 11 honour conditional comments even when emulating Internet Explorer 8
...nd below (via conditional comments), and the browser simply ignores them. -_-
This feature worked perfectly fine in Internet Explorer 10, and Microsoft just had to tinker with it, didn't they?
<!--[if lte IE 8]><script src="ie8-html5.js"></script><![endif]-->
Apart from...
what is the difference between 'transform' and 'fit_transform' in sklearn
In the sklearn-python toolbox, there are two functions transform and fit_transform about sklearn.decomposition.RandomizedPCA . The description of two functions are as follows
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Export and Import all MySQL databases at one time
...zgür from the mysqldump man page: "mysqldump does not dump the INFORMATION_SCHEMA or performance_schema database by default. To dump either of these, name it explicitly on the command line and also use the --skip-lock-tables option."
– mmalone
Sep 23 '15 at 23...
How do you mock out the file system in C# for unit testing?
...ers like that:
public class ManageFile {
private readonly IFileSystem _fileSystem;
public ManageFile(IFileSystem fileSystem){
_fileSystem = fileSystem;
}
public bool FileExists(string filePath){}
if(_fileSystem.File.Exists(filePath){
return true;
}
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How to filter None's out of List[Option]?
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someList.filter(_.isDefined) if you want to keep the result type as List[Option[A]]
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