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How to sort List of objects by some property
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Either make ActiveAlarm implement Comparable<ActiveAlarm> or implement Comparator<ActiveAlarm> in a separate class. Then call:
Collections.sort(list);
or
Collections.sort(list, comparator);
In general, it's a good idea to implement Comparable<T> if there's a single...
Returning multiple values from a C++ function
Is there a preferred way to return multiple values from a C++ function? For example, imagine a function that divides two integers and returns both the quotient and the remainder. One way I commonly see is to use reference parameters:
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How do I determine the current operating system with Node.js
I'm writing a couple of node shell scripts for use when developing on a platform. We have both Mac and Windows developers. Is there a variable I can check for in Node to run a .sh file in one instance and .bat in another?
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Checking in of “commented out” code [closed]
...s caused some friction at my current job and I really didn't expect it to. Organized in house software development is a new concept here and I have drawn up a first draft of some coding guidelines.
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List comprehension vs map
Is there a reason to prefer using map() over list comprehension or vice versa? Is either of them generally more efficient or considered generally more pythonic than the other?
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Should you always favor xrange() over range()?
Why or why not?
12 Answers
12
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Does Python's time.time() return the local or UTC timestamp?
Does time.time() in the Python time module return the system's time or the time in UTC?
8 Answers
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HTML: Include, or exclude, optional closing tags?
...g.
E.G. each <li> implies a </li> if there isn't one right before it.
The forbidden end tags all would be immediately followed by their end tag so it would be kind of redundant to have to type <img src="blah" alt="blah"></img> every time.
I almost always use the optional ...
filename and line number of python script
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Thanks to mcandre, the answer is:
#python3
from inspect import currentframe, getframeinfo
frameinfo = getframeinfo(currentframe())
print(frameinfo.filename, frameinfo.lineno)
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