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Fast Bitmap Blur For Android SDK
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For future Googlers, here is an algorithm that I ported from Quasimondo. It's kind of a mix between a box blur and a gaussian blur, it's very pretty and quite fast too.
Update for people encountering the ArrayIndexOutOfBoundsException problem : @anthonycr in the comments provides...
ssh: Could not resolve hostname [hostname]: nodename nor servname provided, or not known
...rry Pi, and the first step is gaining the ability to ssh into the device from outside my local network. For whatever reason, this is proving to be impossible and I haven't the slightest clue why. When I try to ssh into my server with user@hostname , I get the error:
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iPhone SDK: what is the difference between loadView and viewDidLoad?
... ahhhh, thank you for an explanation, finally! I've shied away from the idiom of allocating a temporary variable, then setting to self.view, then releasing...it seemed somehow awkward, unnecessary. I can now understand why that decision would have led me down the path where I now find m...
Display Animated GIF
...;/html>";
// Important to add this attribute to webView to get resource from outside.
webView.getSettings().setAllowFileAccess(true);
// Notice: should use loadDataWithBaseURL. BaseUrl could be the base url such as the path to asset folder, or SDCard or any other path, where your images or the o...
How do arrays in C# partially implement IList?
...<T> - but array variance makes this trickier. Contrary to the answer from Hans, the array types (single-dimensional, zero-based anyway) do implement the generic collections directly, because the type of any specific array isn't System.Array - that's just the base type of the array. If you ask ...
Algorithm to compare two images
...object. There are probably several ways you could extract properties/data from this region of interest and use them to search your data set.
If you have more than 2 regions of interest, you can measure the distances between them. Take this simplified example:
(source: per2000.eu)
We have 3 c...
Comparing HTTP and FTP for transferring files
... The performance comparison link points to an analysis of expected gains from implementing P-HTTP, T/TCP, and S-TCB. No where does it mention FTP. Also, the properly tuned link is broken.
– Trisped
Feb 13 '13 at 1:04
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Converting Dictionary to List? [duplicate]
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When I tried to access the list resulting from dictlist=dict.items(), I then got an error trying to access it like a list: dictlist[i][1]. Python3 doc says: ~~~~ "The objects returned by dict.keys(), dict.values() and dict.items() are view objects. They provide a dy...
Django removing object from ManyToMany relationship
How would I delete an object from a Many-to-Many relationship without removing the actual object?
3 Answers
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Why does Python use 'magic methods'?
..., len is special in this respect and has historical roots.
Here's a quote from the FAQ:
Why does Python use methods for some
functionality (e.g. list.index()) but
functions for other (e.g. len(list))?
The major reason is history. Functions
were used for those operations that
were g...