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Where is the list of predefined Maven properties
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Usually, when you edit pom.xml in Intellij IDEA, it helps greatly by providing options for anything that looks like a Maven property (e.g. ${...})
– Kedar Mhaswade
Feb 17 '16 at 22:29
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NameError: name 'reduce' is not defined in Python
I'm using Python 3.2. Tried this:
5 Answers
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How to randomly select an item from a list?
...orrect', 'horse', 'staple']
print(secrets.choice(foo))
secrets is new in Python 3.6, on older versions of Python you can use the random.SystemRandom class:
import random
secure_random = random.SystemRandom()
print(secure_random.choice(foo))
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Get loop count inside a Python FOR loop
In a Python for loop that iterates over a list we can write:
5 Answers
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How to save a dictionary to a file?
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Python has the pickle module just for this kind of thing.
These functions are all that you need for saving and loading almost any object:
def save_obj(obj, name ):
with open('obj/'+ name + '.pkl', 'wb') as f:
pi...
Append values to a set in Python
...> my_set |= {2}
>>> my_set
{1, 2}
Note: In versions prior to Python 2.7, use set([...]) instead of {...}.
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python date of the previous month
I am trying to get the date of the previous month with python.
Here is what i've tried:
12 Answers
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How to source virtualenv activate in a Bash script
How do you create a Bash script to activate a Python virtualenv?
9 Answers
9
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What will happen if I modify a Python script while it's running?
Imagine a python script that will take a long time to run, what will happen if I modify it while it's running? Will the result be different?
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String concatenation vs. string substitution in Python
In Python, the where and when of using string concatenation versus string substitution eludes me. As the string concatenation has seen large boosts in performance, is this (becoming more) a stylistic decision rather than a practical one?
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