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enum - getting value of enum on string conversion
...their attributes section:
If you have an enum member and need its name or value:
>>>
>>> member = Color.red
>>> member.name
'red'
>>> member.value
1
You could add a __str__ method to your enum, if all you wanted was to provide a custom string representatio...
Execute Python script via crontab
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Just use crontab -e and follow the tutorial here.
Look at point 3 for a guide on how to specify the frequency.
Based on your requirement, it should effectively be:
*/10 * * * * /usr/bin/python script.py
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Comparing two CGRects
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Use this:
if (CGRectEqualToRect(self.view.frame, rect)) {
// do some stuff
}
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NameError: name 'reduce' is not defined in Python
...ms makes some really good points about how most cases can be written in a more readable fashion. For me, it's by writing sum(item['key'] for item in list_of_dicts).
– connorbode
Mar 4 '17 at 22:15
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Why do we check up to the square root of a prime number to determine if it is prime?
To test whether a number is prime or not, why do we have to test whether it is divisible only up to the square root of that number?
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How do I include a pipe | in my linux find -exec command?
This isn't working. Can this be done in find? Or do I need to xargs?
6 Answers
6
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What is eager loading?
What is eager loading? I code in PHP/JS but a more generalised answer will be just fine.
4 Answers
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How to get different colored lines for different plots in a single figure?
...lib to create the plots. I have to identify each plot with a different color which should be automatically generated by Python.
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JPA - Returning an auto generated id after persist()
...y manager explicitely:
em.persist(abc);
em.flush();
return abc.getId();
or return the entity itself rather than its ID. When the transaction ends, the flush will happen, and users of the entity outside of the transaction will thus see the generated ID in the entity.
@Override
public ABC addNewAB...
When should I use the HashSet type?
I am exploring the HashSet<T> type, but I don't understand where it stands in collections.
11 Answers
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