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Checking images for similarity with OpenCV
...) that indicates how similar these images are? E.g. 100% would be returned if the same image was passed twice, 0% would be returned if the images were totally different.
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How to RedirectToAction in ASP.NET MVC without losing request data
...can go:
public ActionResult Form()
{
/* Declare viewData etc. */
if (TempData["form"] != null)
{
/* Cast TempData["form"] to
System.Collections.Specialized.NameValueCollection
and use it */
}
return View("Form", viewData);
}
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List vs tuple, when to use each? [duplicate]
.... Stick with immutable points and create new ones, they're cheap enough. If you are dealing with millions of points, use the Flyweight pattern and keep a cache of recently used points.
– John Cowan
Mar 31 '15 at 13:37
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Format bytes to kilobytes, megabytes, gigabytes
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If you used $bytes /= (1 << (10 * $pow)) or the like, I could like it better. :-P
– Chris Jester-Young
Mar 24 '10 at 18:46
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Undefined symbols for architecture i386: _OBJC_CLASS_$_SKPSMTPMessage", referenced from: error
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You can get this type of error if your class' .m file is not listed under the "Compile Sources" step of the "Build Phases" tab of your target. Normally Xcode does this for you, but sometimes it loses the plot and you need to add the .m file manually.
To d...
What is “android:allowBackup”?
... 21) , they have a new lint warning that tells me the next thing on the manifest file (in the application tag):
4 Answers
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JavaScript object: access variable property by name as string [duplicate]
If I have a javascript object that looks like below
3 Answers
3
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Rails: confused about syntax for passing locals to partials
...short answer is the render method looks at the first argument you pass in. If you pass in a hash (which includes :partial => 'foo', :locals => {blah blah blah}) then it will pass in all of your arguments as a hash and parse them accordingly.
If you pass in a string as your first argument, i...
✔ Checkmark selected row in UITableViewCell
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What if I want only the checkmark and want to deselect the row after a selection?
– gyozo kudor
Jan 8 '15 at 8:59
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Breadth First Vs Depth First
When Traversing a Tree/Graph what is the difference between Breadth First and Depth first? Any coding or pseudocode examples would be great.
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