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How do you unit test a Celery task?
... Cerin
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answered Jan 10 '14 at 10:05
guettliguettli
25.1k4343 gold...
Do any JVM's JIT compilers generate code that uses vectorized floating point instructions?
...<a.length;i++)
a[i]++;// a is an int[], I benchmarked with size 32K
}
The result with and without the flag (on recent Haswell laptop, Oracle JDK 8u60):
-XX:+UseSuperWord : 475.073 ± 44.579 ns/op (nanoseconds per op)
-XX:-UseSuperWord : 3376.364 ± 233.211 ns/op
The assembly for the ...
What are important languages to learn to understand different approaches and concepts? [closed]
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– John Cromartie
May 11 '11 at 15:32
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Why not be dependently typed?
I have seen several sources echo the opinion that "Haskell is gradually becoming a dependently-typed language". The implication seems to be that with more and more language extensions, Haskell is drifting in that general direction, but isn't there yet.
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How to create a directory if it doesn't exist using Node.js?
...istsSync() isn't deprecated, exists() is though - nodejs.org/api/fs.html#fs_fs_existssync_path
– Ian Chadwick
Oct 18 '16 at 11:04
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How to add JTable in JPanel with null layout?
I want to add JTable into JPanel whose layout is null . JPanel contains other components. I have to add JTable at proper position.
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Android selector & text color
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– Artem Russakovskii
Apr 7 '11 at 1:32
Never thought that selectors also work for textColor, super easy.
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What are the differences between LDAP and Active Directory?
What are the differences between LDAP and Active Directory?
11 Answers
11
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Get name of caller function in PHP?
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See debug_backtrace - this can trace your call stack all the way to the top.
Here's how you'd get your caller:
$trace = debug_backtrace();
$caller = $trace[1];
echo "Called by {$caller['function']}";
if (isset($caller['class']))
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Get the first element of each tuple in a list in Python [duplicate]
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Use a list comprehension:
res_list = [x[0] for x in rows]
Below is a demonstration:
>>> rows = [(1, 2), (3, 4), (5, 6)]
>>> [x[0] for x in rows]
[1, 3, 5]
>>>
Alternately, you could use unpacking instead of x[0]:
res_li...