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Sum a list of numbers in Python
I have a list of numbers such as [1,2,3,4,5...] , and I want to calculate (1+2)/2 and for the second, (2+3)/2 and the third,
(3+4)/2 , and so on. How can I do that?
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Test if remote TCP port is open from a shell script
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Android Studio: Plugin with id 'android-library' not found
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dependencies {
classpath 'com.android.tools.build:gradle:1.1.1'
}
}
Replace version string 1.0.+ with the latest version. Released versions of Gradle plugin can be found in official Maven Repository or on MVNRepository artifact search.
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How do you round a float to two decimal places in jruby
JRuby 1.6.x. How do you round a float to decimal places in jruby.
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How to migrate back from initial migration in Django 1.7?
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You can do the same with Django 1.7+ also:
python manage.py migrate <app> zero
This clears <app> from migration history and drops all tables of <app>
See django docs for more info.
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How do I concatenate or merge arrays in Swift?
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How to catch integer(0)?
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That is R's way of printing a zero length vector (an integer one), so you could test for a bei...
How to add an empty column to a dataframe?
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