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Expand a random range from 1–5 to 1–7
...will run in a constant amount of time, since 1/7 is an infinite decimal in base 5. One simple solution would be to use rejection sampling, e.g.:
int i;
do
{
i = 5 * (rand5() - 1) + rand5(); // i is now uniformly random between 1 and 25
} while(i > 21);
// i is now uniformly random between 1...
How to determine equality for two JavaScript objects?
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64 Answers
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Python - Get path of root project structure
...sh')
The output:
/home/sri/workspace/stackoverflow/resources/bands/Rush
Base: Geddy Lee
Vocals: Geddy Lee
Guitar: Alex Lifeson
Drums: Neil Peart
This works for all packages in your python path. So if you want to know where lxml.etree exists on your system:
import pkg_resources
if __name__ == ...
count number of lines in terminal output
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Ruby: require vs require_relative - best practice to workaround running in both Ruby =1.
... inspired by this post.
https://github.com/appoxy/aws/blob/master/lib/awsbase/require_relative.rb
unless Kernel.respond_to?(:require_relative)
module Kernel
def require_relative(path)
require File.join(File.dirname(caller[0]), path.to_str)
end
end
end
This allows you to use re...
Import PEM into Java Key Store
.../usr/src/secure/lib/libcrypto/../../../crypto/openssl/crypto/pem/pem_lib.c:648:Expecting: TRUSTED CERTIFICATE
– Brian Knoblauch
Apr 16 '14 at 17:25
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Razor ViewEngine: How do I escape the “@” symbol?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How to return a result (startActivityForResult) from a TabHost Activity?
...Once you get the result in Class B then set the result there (for Class A) based on the result from Class C. I haven't tried this out but I think this should work.
Another thing to look out for is that Activity A should not be a singleInstance activity. For startActivityForResult to work your Class...
Secret copy to clipboard JavaScript function in Chrome and Firefox?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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UITableview: How to Disable Selection for Some Rows but Not Others
...ghtRowAtIndexPath: is a new UITableViewDelegate method that returns a BOOL based on whether or not the passed indexPath should be highlighted. If you're building for 6.0 and later, I strongly recommend this new API.
– cbowns
Jul 29 '13 at 18:17
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