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What is the difference between Θ(n) and O(n)?
... Ω(g(x))
Basically when we say an algorithm is of O(n), it's also O(n2), O(n1000000), O(2n), ... but a Θ(n) algorithm is not Θ(n2).
In fact, since f(n) = Θ(g(n)) means for sufficiently large values of n, f(n) can be bound within c1g(n) and c2g(n) for some values of c1 and c2, i.e. the grow...
Algorithm to get the excel-like column name of a number
... 1 == B, etc)...
function getNameFromNumber($num) {
$numeric = $num % 26;
$letter = chr(65 + $numeric);
$num2 = intval($num / 26);
if ($num2 > 0) {
return getNameFromNumber($num2 - 1) . $letter;
} else {
return $letter;
}
}
And if you want it one indexed...
Eclipse: Enable autocomplete / content assist
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edited Oct 20 '19 at 8:05
Saeed
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a...
bool operator ++ and --
... the integral value is anything else - notably this includes 0 [false] and 2 or more [true]).
So as a short-hand ++ worked, and -- didn't.
++ is allowed on bools for compatibility with this, but its use is deprecated in the standard and it was removed in C++17.
This assumes that I only use x as an ...
Check for current Node Version
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206
Try to look at process.version property.
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How to convert an array of strings to an array of floats in numpy?
...e's a better way. Use astype().
import numpy as np
x = np.array(['1.1', '2.2', '3.3'])
y = x.astype(np.float)
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Library not loaded: /usr/local/opt/readline/lib/libreadline.6.2.dylib
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How do I extract the contents of an rpm?
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Did you try the rpm2cpio commmand? See the example below:
$ rpm2cpio php-5.1.4-1.esp1.x86_64.rpm | cpio -idmv
/etc/httpd/conf.d/php.conf
./etc/php.d
./etc/php.ini
./usr/bin/php
./usr/bin/php-cgi
etc
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Which version of Python do I have installed?
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How to concatenate items in a list to a single string?
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edited Sep 17 '12 at 5:48
answered Sep 17 '12 at 5:33
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