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Simple proof that GUID is not unique [closed]
I'd like to prove that a GUID is not unique in a simple test program.
I expected the following code to run for hours, but it's not working. How can I make it work?
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What is the difference between an annotated and unannotated tag?
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How to import existing Git repository into another?
I have a Git repository in a folder called XXX , and I have second Git repository called YYY .
15 Answers
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Minimum and maximum value of z-index?
...t's the maximum value of a 32 bits integer: 2147483647
Also see the docs: https://www.w3.org/TR/CSS22/visuren.html#z-index
(Negative numbers are allowed)
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How to store arrays in MySQL?
I have two tables in MySQL. Table Person has the following columns:
7 Answers
7
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Predicate in Java
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How do I clear stuck/stale Resque workers?
...ng collection of Resque related Rake tasks that I have also added this to: https://gist.github.com/ewherrmann/8809350
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SFTP in Python? (platform independent)
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You should check out pysftp https://pypi.python.org/pypi/pysftp it depends on paramiko, but wraps most common use cases to just a few lines of code.
import pysftp
import sys
path = './THETARGETDIRECTORY/' + sys.argv[1] #hard-coded
localpath = sys....
Surrogate vs. natural/business keys [closed]
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Both. Have your cake and eat it.
Remember there is nothing special about a primary key, except that it is labelled as such. It is nothing more than a NOT NULL UNIQUE constraint, and a table can have more than one.
If you use a surrogate key, you still want a business key to ensure u...
How do I compare two hashes?
...est to rails
Works with deeply nested hash
Works with arrays of hashes
https://github.com/elfassy/rails/commit/5f3410e04fe8c4d4745397db866c9633b80ccec6
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