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How can I pair socks from a pile efficiently?
...humans are bad at calculations - one step is enough if you distribute on md5(color, length, pattern, ...), i.e. a perfect hash of all attributes)).
Clearly, one cannot go faster than O(N), so we have reached the optimal lower bound.
Although the outputs are not exactly the same (in one case, just ...
Static Classes In Java
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865
Java has static nested classes but it sounds like you're looking for a top-level static class. J...
How to attach javadoc or sources to jars in libs folder?
... re-open the Eclipse project! Optionally, refresh the project by pressing F5.
Select an object of the linked library in the source code.
Open the Javadoc view in Eclipse to check the documentation (see screenshot).
Open the source code declaration (default shortcut: F3) of the selected object.
E...
htaccess redirect to https://www
... Berkowski
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Check if a string matches a regex in Bash script
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Git Symlinks in Windows
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Josh LeeJosh Lee
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Convert Unicode to ASCII without errors in Python
...in range(128)
While:
html = '\xa0'
decoded_str = html.decode("windows-1252")
encoded_str = decoded_str.encode("utf8")
Succeeds without error. Do note that "windows-1252" is something I used as an example. I got this from chardet and it had 0.5 confidence that it is right! (well, as given with a...
How to handle button clicks using the XML onClick within Fragments
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175
You could just do this:
Activity:
Fragment someFragment;
//...onCreate etc instantiating ...
What's an Aggregate Root?
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answered Dec 24 '09 at 15:33
Jeff SternalJeff Sternal
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List of standard lengths for database fields
.../International/questions/qa-personal-names
For database fields, VARCHAR(255) is a safe default choice, unless you can actually come up with a good reason to use something else. For typical web applications, performance won't be a problem. Don't prematurely optimize.
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