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Python argparse: Make at least one argument required
I've been using argparse for a Python program that can -process , -upload or both:
11 Answers
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Multiple linear regression in Python
...odel
clf = linear_model.LinearRegression()
clf.fit([[getattr(t, 'x%d' % i) for i in range(1, 8)] for t in texts],
[t.y for t in texts])
Then clf.coef_ will have the regression coefficients.
sklearn.linear_model also has similar interfaces to do various kinds of regularizations on the regr...
Running single test from unittest.TestCase via command line
... Just noticed that this works only if the method is called "test*", so unfortunately it cannot be used to occasionally run test that is "disabled" by rename
– Alois Mahdal
Apr 15 '13 at 12:29
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ADB Shell Input Events
...db shell input keyevent and adb shell sendevent ? Which one should I use for inputting a character? Are the keycodes the same that we pass to both the commands?
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What's the difference between dist-packages and site-packages?
...e, especially since Debian and Ubuntu rely on the system version of Python for many system utilities.
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Javascript equivalent of Python's zip function
..., so the following function definition will act like python, but see below for disclaimer... this will not be its own inverse so zip(zip(x)) will not equal x; though as Matt Kramer points out zip(...zip(...x))==x (like in regular python zip(*zip(*x))==x))
Alternative definition equiv. to Python{zip...
How does Facebook disable the browser's integrated Developer Tools?
...m a security engineer at Facebook and this is my fault. We're testing this for some users to see if it can slow down some attacks where users are tricked into pasting (malicious) JavaScript code into the browser console.
Just to be clear: trying to block hackers client-side is a bad idea in general...
Find out time it took for a python script to complete execution
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time -p ./script.py -p flag for pipeline
– Joy
Jul 26 '18 at 17:31
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Calculate distance between 2 GPS coordinates
...ber minutes and seconds are out of 60 so S31 30' is -31.50 degrees.
Don't forget to convert degrees to radians. Many languages have this function. Or its a simple calculation: radians = degrees * PI / 180.
function degreesToRadians(degrees) {
return degrees * Math.PI / 180;
}
function distanc...
Java “lambda expressions not supported at this language level”
...ct, change Project Language Level to 8.0 - Lambdas, type annotations etc.
For Android 3.0+ Go File → Project Structure → Module → app and In Properties Tab set Source Compatibility and Target Compatibility to 1.8 (Java 8)
Screenshot:
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