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Numpy: Get random set of rows from 2D array
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>>> A = np.random.randint(5, size=(10,3))
>>> A
array([[1, 3, 0],
[3, 2, 0],
[0, 2, 1],
[1, 1, 4],
[3, 2, 2],
[0, 1, 0],
[1, 3, 1],
[0, 4, 1],
[2, 4, 2],
[3, 3, 1...
How do I find out my python path using python?
How do I find out which directories are listed in my system’s PYTHONPATH variable, from within a Python script (or the interactive shell)?
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Import SQL file into mysql
...which is in C:\ drive . This file has size of about 103 MB. I am using wamp server.
18 Answers
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In C#, how to instantiate a passed generic type inside a method?
How can I instantiate the type T inside my InstantiateType<T> method below?
8 Answers
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How do I create a unique ID in Java? [duplicate]
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edited Jan 5 '16 at 9:15
BalusC
953k341341...
Parsing a string into a boolean value in PHP
...://www.php.net/manual/en/filter.filters.validate.php#108218
// see https://bugs.php.net/bug.php?id=49510
$filtered = filter_var($value, FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE);
if(!is_null($filtered)) {
return $filtered;
} else {
// "n...
How to delete a character from a string using Python
There is a string, for example. EXAMPLE .
16 Answers
16
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How to test which port MySQL is running on and whether it can be connected to?
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To find a listener on a port, do this:
netstat -tln
You should see a line that looks like this if mysql is indeed listening on that port.
tcp 0 0 127.0.0.1:3306 0.0.0.0:* LISTEN
Port 3306 is MyS...
How to change port number for apache in WAMP
I am new to WAMP server and installed it on my system but after installing it when I check it by going to localhost url like this http://localhost/ in the browser it is not working. I am getting a 404 error and blank page .
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How to have a default option in Angular.js select box
...EVs7R20pCffewrG0EmI?p=preview
See source documentation for more details:
https://code.angularjs.org/1.3.15/docs/api/ng/directive/select
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