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Is there a DesignMode property in WPF?
...DesignMode.DesignModeEnabled)
{
//design only code here
}
(Async and File operations wont work here)
Also, to instantiate a design-time object in XAML (d is the special designer namespace)
<Grid d:DataContext="{d:DesignInstance Type=local:MyViewModel, IsDesignTimeCreatable=True}">
...
...
ValidateRequest=“false” doesn't work in Asp.Net 4
..., which is handy. And you don't need to make any changes to the web.config file, so you can still use the .NET 4 request validation everywhere else.
e.g.
[ValidateInput(false)]
public ActionMethod Edit(int id, string value)
{
// Do your own checking of value since it could contain XSS stuff!
...
How to add to the PYTHONPATH in Windows, so it finds my modules/packages?
... ways of configuring sys.path — PYTHONPATH environment variable and .pth files.
– Piotr Dobrogost
Nov 6 '13 at 20:47
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findViewByID returns null
...pdate the hdpi version. If you forget to update all versions of the layout file it will work for some screen densities but not others.
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How to git log in reverse order?
...lias. Open up your favorite text editor and open up your global .gitconfig file. It's usually found in your home directory.
Navigate to or create a section like this:
[alias]
lg = log -10 --reverse
That creates a git alias that grabs the ten most recent commits then reverses that list so the...
What exactly does the enable-background attribute do?
...en used on the root <svg> element due to Inkscape adding it on every file (causing perf issues). As of today, other browsers still do not support In1/In2=BackgroundImage though, only IE and Edge do.
– FremyCompany
May 19 '17 at 3:08
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Selecting element by data attribute
...ven more readable code by using .dataAttr('foo'), and results in a smaller file size after minification (compared to using .attr('data-foo')).
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f...
Convert seconds to Hour:Minute:Second
...it % 60;
echo "$hours:$minutes:$seconds";
?>
which produces:
$ php file.php
0:11:25
(I've not tested this much, so there might be errors with floor or so)
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Image comparison - fast algorithm
...ode or 'fingerprint' by identifying salient features in the original image file and hashing a compact representation of those features (rather than hashing the image data directly). This means that the false positives rate is much reduced over a simplistic approach such as reducing images down to a ...
Best XML parser for Java [closed]
I need to read smallish (few MB at the most, UTF-8 encoded) XML files, rummage around looking at various elements and attributes, perhaps modify a few and write the XML back out again to disk (preferably with nice, indented formatting).
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