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... matplotlib in python. Something like this but with the output from one of the commands in my answer instead of the random data.
– mgalgs
Aug 17 '12 at 4:11
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Why create “Implicitly Unwrapped Optionals”, since that implies you know there's a value?
...n: UIButton!
var buttonOriginalWidth: CGFloat!
override func awakeFromNib() {
self.buttonOriginalWidth = self.button.frame.size.width
}
}
Here, you cannot calculate the original width of the button until the view loads, but you know that awakeFromNib will be called before any ...
How can I remove time from date with Moment.js?
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'day and date key both mean day-of-the-month.' from the docs. day works pre version 2.8.4.
– oldwizard
May 17 '17 at 7:13
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Use PHP to create, edit and delete crontab jobs?
...ou can use them, for example per project. Unit Tests available :-)
Sample from command line:
bin/cronman --enable /var/www/myproject/.cronfile --user www-data
Sample from API:
use php\manager\crontab\CrontabManager;
$crontab = new CrontabManager();
$crontab->enableOrUpdate('/tmp/my/crontab....
Cast to int vs floor
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2.b. Overflow in the conversion from floating-point to integer is undefined behavior in C++. It does not “result in the top-most bits being dropped”. See (although it is written for C): blog.frama-c.com/index.php?post/2013/10/09/…
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Can't use modulus on doubles?
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Use fmod() from <cmath>. If you do not want to include the C header file:
template<typename T, typename U>
constexpr double dmod (T x, U mod)
{
return !mod ? x : x - mod * static_cast<long long>(x / mod);
}
//Usa...
Spring Cache @Cacheable - not working while calling from another method of the same bean
Spring cache is not working when calling cached method from another method of the same bean.
9 Answers
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How are feature_importances in RandomForestClassifier determined?
... the Permutation Importance metric and can be used to calculate the values from an instance of a scikit-learn random forest class:
https://github.com/pjh2011/rf_perm_feat_import
Edit: This works for Python 2.7, not 3
share...
When should I mock?
...ying to test some logic in your unit of code but you need to get something from another object and what is returned from this dependency might affect what you are trying to test - mock that object.
A great podcast on the topic can be found here
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Convert Pandas column containing NaNs to dtype `int`
I read data from a .csv file to a Pandas dataframe as below. For one of the columns, namely id , I want to specify the column type as int . The problem is the id series has missing/empty values.
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