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How to get the last N records in mongodb?
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What's the difference between Ruby's dup and clone methods?
... The above is specific to ActiveRecord though; the distinction is far more subtle in standard Ruby.
– ahmacleod
Aug 2 '15 at 19:14
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What is the difference between .text, .value, and .value2?
... get the real value from the cell, and they are slower than .Value2
For a more extensive discussion see my Text vs Value vs Value2
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Use numpy array in shared memory for multiprocessing
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To add to @unutbu's (not available anymore) and @Henry Gomersall's answers. You could use shared_arr.get_lock() to synchronize access when needed:
shared_arr = mp.Array(ctypes.c_double, N)
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def f(i): # could be anything numpy accepts as an index such anothe...
Format numbers in django templates
...ame] %}. See docs.djangoproject.com/en/1.10/howto/custom-template-tags for more helpful and specific information.
– mightypile
Mar 5 '17 at 1:50
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How do I create a PDO parameterized query with a LIKE statement?
...PHP? Obviously concatenating in PHP supports both named and positional and more portable as you can use the same query for any database. I don't really understand why so many people think there is any difference between named and positional placeholders.
– Your Common Sense
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Javascript: best Singleton pattern [duplicate]
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What kind of leaks does automatic reference counting in Objective-C not prevent or minimize?
...cted Mac applications, and am eager to see how they behave under ARC.
For more on garbage collection vs. ARC, see this very interesting response by Chris Lattner on the Objective-C mailing list, where he lists many advantages of ARC over Objective-C 2.0 garbage collection. I've run into several of...
Change the current directory from a Bash script
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Does bit-shift depend on endianness?
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