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How do I find out what keystore my JVM is using?
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Your keystore will be in your JAVA_HOME---> JRE -->lib---> security--> cacerts. You need to check where your JAVA_HOME is configured, possibly one of these places,
Computer--->Advanced --> Environment variables---> JAVA_HOME
Your server startup batch files.
In your impor...
Efficient way to apply multiple filters to pandas DataFrame or Series
...'col1'] <=1 )]
Out[13]:
col1 col2
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If you want to write helper functions for this, consider something along these lines:
In [14]: def b(x, col, op, n):
return op(x[col],n)
In [15]: def f(x, *b):
return x[(np.logical_and(*b))]
In [16]: b1 = b(df, '...
Reference: What is variable scope, which variables are accessible from where and what are “undefined
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What is "variable scope"?
Variables have a limited "scope", or "places from which they are accessible". Just because you wrote $foo = 'bar'; once somewhere in your application doesn't mean you can refer to $foo from everywhere else inside the application. The variable $f...
How to check if one DateTime is greater than the other in C#
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if(dateTimeA > dateTimeB) Console.WriteLine("Do your own homework");
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How to execute a Python script from the Django shell?
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edited Jun 22 '17 at 8:00
Jonathan
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Iterate an iterator by chunks (of n) in Python? [duplicate]
Can you think of a nice way (maybe with itertools) to split an iterator into chunks of given size?
9 Answers
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What is the maximum recursion depth in Python, and how to increase it?
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It is a guard against a stack overflow, yes. Python (or rather, the CPython implementation) doesn't optimize tail recursion, and unbridled recursion causes stack overflows. You can check the recursion limit with sys.getrecurs...
Django: Get model from string?
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As of Django 3.0, it's AppConfig.get_model(model_name, require_ready=True)
As of Django 1.9 the method is django.apps.AppConfig.get_model(model_name).
-- danihp
As of Django 1.7 the django.db.models.loading is deprecated (to be removed in ...
Determine if variable is defined in Python [duplicate]
... runtime? This is not always obvious because (1) the variable could be conditionally set, and (2) the variable could be conditionally deleted. I'm looking for something like defined() in Perl or isset() in PHP or defined? in Ruby.
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Determine function name from within that function (without using traceback)
In Python, without using the traceback module, is there a way to determine a function's name from within that function?
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