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Access an arbitrary element in a dictionary in Python
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13 Answers
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Getting the count of unique values in a column in bash
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153
To see a frequency count for column two (for example):
awk -F '\t' '{print $2}' * | sort | uniq...
Outline effect to text
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There is an experimental webkit property called text-stroke in CSS3, I've been trying to get this to work for some time but have been unsuccessful so far.
What I have done instead is used the already supported text-shadow property (supported in Chrome, Firefox, Opera, and IE 9 I believe)...
Maven check for updated dependencies in repository
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[INFO] Total time: 17 seconds
[INFO] Finished at: Fri Aug 15 10:46:03 IST 2008
[INFO] Final Memory: 10M/167M
[INFO] ------------------------------------------------------------------------
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str performance in python
While profiling a piece of python code ( python 2.6 up to 3.2 ), I discovered that the
str method to convert an object (in my case an integer) to a string is almost an order of magnitude slower than using string formatting.
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What's the difference between echo, print, and print_r in PHP?
...4) {
[0]=>
int(0)
[1]=>
float(0)
[2]=>
bool(false)
[3]=>
string(0) ""
}
Array
(
[0] => 0
[1] => 0
[2] =>
[3] =>
)
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Does the ternary operator exist in R?
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306
As if is function in R and returns the latest evaluation, if-else is equivalent to ?:.
> a...
How do I find out if first character of a string is a number?
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edited Oct 2 '12 at 14:13
answered Aug 3 '09 at 15:43
Mic...
How to deep copy a list?
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239
E0_copy is not a deep copy. You don't make a deep copy using list() (Both list(...) and testLis...