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python numpy machine epsilon
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193
An easier way to get the machine epsilon for a given float type is to use np.finfo():
print(n...
Interface Builder: What are the UIView's Layout iOS 6/7 Deltas for?
... this isn't needed if you use autolayout, but of course, then you lose iPad1 support, which many of us aren't willing to concede at this point in time.
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What is the difference between a regular string and a verbatim string?
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194
A verbatim string is one that does not need to be escaped, like a filename:
string myFileName ...
Elegant method to generate array of random dates within two dates
...th.random() * (end.getTime() - start.getTime()));
}
randomDate(new Date(2012, 0, 1), new Date())
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Is there any way to view the currently mapped keys in Vim?
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answered Oct 4 '11 at 2:38
mattr-mattr-
4,29322 gold badges2121 silver badges2828 bronze badges
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Tell Ruby Program to Wait some amount of time
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681
Like this:
sleep(num_secs)
The num_secs value can be an integer or float.
Also, if you're wr...
Undo svn add without reverting local edits
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edited May 17 at 15:22
answered Nov 19 '11 at 21:56
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How do I pass parameters into a PHP script through a webpage?
...the command line as follows:
php /path/to/wwwpublic/path/to/script.php arg1 arg2
... and then accessing them in the script thusly:
<?php
// $argv[0] is '/path/to/wwwpublic/path/to/script.php'
$argument1 = $argv[1];
$argument2 = $argv[2];
?>
What you need to be doing when passing argument...
What is the relationship between the docker host OS and the container base image OS?
...ocker that I can get my hands on I see that I can install Docker on Ubuntu 12.04 (for example) and then I can install a Fedora container or a different version of ubuntu? (there is an example where the user installed busybox in the container.)
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How do you set the text in an NSTextField?
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231
setStringValue: is the way to do it. You should make sure your outlet is being set properly. (I...