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Image Processing: Algorithm Improvement for 'Coca-Cola Can' Recognition
... in Java, C++, and Python on this page: Features2D + Homography to find a known object
Both algorithms are invariant to scaling and rotation. Since they work with features, you can also handle occlusion (as long as enough keypoints are visible).
Image source: tutorial example
The processing takes a...
Sublime Text 2: Trim trailing white space on demand
I know that Sublime Text 2 can delete the trailing white space on files upon saving.
5 Answers
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Python class inherits object
...problem…
Python introduced new-style classes back in Python 2.2, and by now old-style classes are really quite old. Discussion of old-style classes is buried in the 2.x docs, and non-existent in the 3.x docs.
The problem is, the syntax for old-style classes in Python 2.x is the same as the alter...
Git ignore file for Xcode projects
...entially corrupting our live projects. This IMHO is unacceptable, and I've now started logging bugs against it each time they do so. I know they don't care, but maybe it'll shame one of them into treating developers more fairly.
If you need to customize, here's a gist you can fork: https://gist.g...
Adaptive segue in storyboard Xcode 6. Is push deprecated?
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Did that just now and at least for me "show" operated just like "push".
– Spencer Hall
Jun 25 '14 at 17:16
9
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Why does Internet Explorer not send HTTP post body on Ajax call after failure?
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The article now mentions up to IE11, so it looks like this was never fixed.
– peater
May 6 '15 at 15:24
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How to backup a local Git repository?
... + directory
else unless $?.exitstatus == 0 then raise( 'fatal: unknown exit status from git-config: ' + $?.exitstatus ) end
end
# verify directory exists
unless File::directory?( directory )
raise( 'fatal: backup directory does not exists: ' + directory )
end
# The date and time p...
HashSet versus Dictionary w.r.t searching time to find if an item exists
...P. I already have a dictionary i'm using for other reasons, and wanted to know if i benefit from changing to a Hashset instead of using ContainsKey. Looks like the answer is no since both are so fast.
– FistOfFury
Sep 12 '12 at 19:15
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Custom Adapter for List View
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I know this has already been answered... but I wanted to give a more complete example.
In my example, the ListActivity that will display our custom ListView is called OptionsActivity, because in my project this Activity is goin...
What is the difference between integration and unit tests?
I know the so-called textbook definition of unit tests and integration tests. What I am curious about is when it is time to write unit tests... I will write them to cover as many sets of classes as possible.
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