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Why is XOR the default way to combine hashes?
...you have two hashes H(A) and H(B) and you want to combine them. I've read that a good way to combine two hashes is to XOR them, e.g. XOR( H(A), H(B) ) .
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How do I execute inserts and updates in an Alembic upgrade script?
I need to alter data during an Alembic upgrade.
3 Answers
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How to fix “ImportError: No module named …” error in Python?
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Python does not add the current directory to sys.path, but rather the directory that the script is in. Add /home/bodacydo/work/project to either sys.path or $PYTHONPATH.
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The import org.junit cannot be resolved
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You need to add junit library to the classpath of your project. There are several choices to achieve it depending on your development setup.
Command line: In the case of command line invocations, you will have to add junit.jar to the c...
Why was “Avoid Enums Where You Only Need Ints” removed from Android's performance tips?
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Elliott HughesElliott Hughes
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Auto Scale TextView Text to Fit within Bounds
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john-salib
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answered Oct 12 '18 at 5:06
Think Twice Code OnceThink Twice Code Once
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How to select last two characters of a string
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What's a good rate limiting algorithm?
...ithm, if you want just to drop messages when they arrive too quickly (instead of queuing them, which makes sense because the queue might get arbitrarily large):
rate = 5.0; // unit: messages
per = 8.0; // unit: seconds
allowance = rate; // unit: messages
last_check = now(); // floating-point, e.g....
Disallow Twitter Bootstrap modal window from closing
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Peter Mortensen
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answered Mar 27 '12 at 17:18
NobitaNobita
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Unbound classpath container in Eclipse
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Given the FAQ, sharing a project file seems have to have advantages and is even recommended practice for Java projects (personally, I would not do that).
Maybe some of the following work for you:
Edit the project's properties (right-click project, Properties, Java Build Path, Li...