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Sql Server equivalent of a COUNTIF aggregate function
...ondition (e.g. count only records where a certain column value is equal to 1).
9 Answers
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Why is the order in dictionaries and sets arbitrary?
...and lets assume the table size is 8 slots. In Python 2.7, hash('foo') is -4177197833195190597, hash('bar') is 327024216814240868. Modulo 8, that means these two keys are slotted in slots 3 and 4 then:
>>> hash('foo')
-4177197833195190597
>>> hash('foo') % 8
3
>>> hash('ba...
++someVariable vs. someVariable++ in JavaScript
...; // This will get array[0]
x = 0;
y = array[++x]; // This will get array[1]
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How do you create a yes/no boolean field in SQL server?
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How to find where a method is defined at runtime?
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Find element's index in pandas Series
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How to only find files in a given directory, and ignore subdirectories using bash
...ant to limit the find to the first level you can do:
find /dev -maxdepth 1 -name 'abc-*'
... or if you particularly want to exclude the .udev directory, you can do:
find /dev -name '.udev' -prune -o -name 'abc-*' -print
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How can I delete a query string parameter in JavaScript?
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"[&;]?" + parameter + "=[^&;]+"
Seems dangerous because it parameter ‘bar’ would...
How to concatenate twice with the C preprocessor and expand a macro as in “arg ## _ ## MACRO”?
...EVALUATOR(fun, VARIABLE)
extern void NAME(mine)(char *x);
$ gcc -E xx.c
# 1 "xx.c"
# 1 "<built-in>"
# 1 "<command-line>"
# 1 "xx.c"
extern void mine_3(char *x);
$
Two levels of indirection
In a comment to another answer, Cade Roux asked why this needs two levels of indirection. ...
Finding local maxima/minima with Numpy in a 1D numpy array
... a module function from numpy/scipy that can find local maxima/minima in a 1D numpy array? Obviously the simplest approach ever is to have a look at the nearest neighbours, but I would like to have an accepted solution that is part of the numpy distro.
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