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Getting a 'source: not found' error when using source in a bash script
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answered Mar 21 '09 at 23:30
gunsguns
9,49033 gold badges3535 silver badges3636 bronze badges
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function declaration isn't a prototype
...oo() accepts an arbitrary number of arguments, while int foo(void) accepts 0 arguments. In C++ they mean the same thing. I suggest that you use void consistently when you mean no arguments.
If you have a variable a, extern int a; is a way to tell the compiler that a is a symbol that might be presen...
How to wait for 2 seconds?
...e required string format.
This will wait for 2 seconds:
WAITFOR DELAY '00:00:02';
The format is hh:mi:ss.mmm.
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Detect if a NumPy array contains at least one non-numeric value?
...ng and will work regardless of shape.
numpy.isnan(myarray).any()
Edit: 30x faster:
import timeit
s = 'import numpy;a = numpy.arange(10000.).reshape((100,100));a[10,10]=numpy.nan'
ms = [
'numpy.isnan(a).any()',
'any(numpy.isnan(x) for x in a.flatten())']
for m in ms:
print " %.2f s" ...
What does the (unary) * operator do in this Ruby code?
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answered May 27 '09 at 23:27
molfmolf
66.4k1313 gold badges129129 silver badges114114 bronze badges
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How to convert number to words in java
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107
Here is the code, I don't think there is any method in SE.
It basically converts number to str...
Smart way to truncate long strings
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380
Essentially, you check the length of the given string. If it's longer than a given length n, cli...
Groovy / grails how to determine a data type?
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edited Apr 22 '10 at 8:24
answered Jan 13 '10 at 21:34
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How can I stop a Postgres script when it encounters an error?
...m Peter Eisentraut. Thank you, Peter!
http://petereisentraut.blogspot.com/2010/03/running-sql-scripts-with-psql.html
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In tmux can I resize a pane to an absolute value
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answered Apr 23 '13 at 0:26
dcatdcat
1,09699 silver badges66 bronze badges
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